
{"id":510,"date":"2019-06-19T10:45:19","date_gmt":"2019-06-19T08:45:19","guid":{"rendered":"https:\/\/www.picenumplast.com\/?post_type=calculation&#038;p=741"},"modified":"2026-03-31T16:06:25","modified_gmt":"2026-03-31T14:06:25","slug":"free-flow-flow-rate-for-cisrcular-cross-section-pipes","status":"publish","type":"calculation","link":"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/","title":{"rendered":"Free flow flow-rate for CIRCULAR cross section pipes"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"510\" class=\"elementor elementor-510\" data-elementor-post-type=\"calculation\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-21f2884f elementor-section-full_width my-4 my-md-8 mx-xl-5 mx-xxl-10 mx-md-4 mx-3 elementor-section-height-default elementor-section-height-default\" data-id=\"21f2884f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-d17ecfa col-12 col-xl-4\" data-id=\"d17ecfa\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-730a95a8 text-uppercase calc-title elementor-widget elementor-widget-heading\" data-id=\"730a95a8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Free flow flow-rate for CIRCULAR cross section pipes<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2828b95b mb-md-4 elementor-widget elementor-widget-text-editor\" data-id=\"2828b95b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tThe app returns the flov velocity and flow rate in a circular cross-section pipeline in free-flow conditions for various materials\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e795f9a pt-lg-5 elementor-widget elementor-widget-text-editor\" data-id=\"1e795f9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table class=\"table legend-table\"><tbody><tr><td class=\"pl-0\">Inclination<\/td><td><img decoding=\"async\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/calcolo-portata-a-tirante-idraulico-per-condotte-a-sezione-circolare\/images\/f1.jpg\" class=\"img-fluid\" \/><\/td><\/tr><tr><td class=\"pl-0\">Design flow-rate<\/td><td><img decoding=\"async\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/calcolo-portata-a-tirante-idraulico-per-condotte-a-sezione-circolare\/images\/f2.jpg\" class=\"img-fluid\" \/><\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-3d998c3b col-12 col-xl-7 offset-xl-1\" data-id=\"3d998c3b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-23acabb elementor-widget elementor-widget-html\" data-id=\"23acabb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"link-back text-right\">\n<a href=\"https:\/\/www.picenumplast.com\/en\/youpipe-computing-platform\/\" >< back<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f482022 elementor-widget elementor-widget-text-editor\" data-id=\"f482022\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<form action=\"https:\/\/www.spreadsheetserver.com\/server1\/g\/submit\/submit.aspx\" id=\"formc\" method=\"post\" name=\"formc\" target=\"_self\"><p class=\"d-none\"><input id=\"xl_spreadsheet\" name=\"xl_spreadsheet\" type=\"hidden\" value=\"A303-Calcolo_portate_tir_idr_sezione_CIRC_PLAST_100\"> <input id=\"xl_client\" name=\"xl_client\" type=\"hidden\" value=\"x9.2.7125.0\"><\/p><table class=\"table calc-table mb-0\"><tbody><tr><td><table class=\"elem text-center table-bordered\"><tbody><tr><td><img decoding=\"async\" class=\"img-fluid d-block mx-auto\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/calcolo-portata-a-tirante-idraulico-per-condotte-a-sezione-circolare\/images\/t1.jpg\"><\/td><\/tr><tr><td data-fulltitle=\"Pipe type\">EuroSewer<\/td><\/tr><tr><td class=\"tab-label\" data-fulltitle=\"Reference norm\">UNI EN 13476-3<\/td><\/tr><tr><td data-fulltitle=\"Raw material\">PE<\/td><\/tr><tr><td data-fulltitle=\"Inclination i ()\"><input class=\"ee158 form-control\" data-col=\"5\" data-row=\"38\" data-sheet=\"1\" id=\"XLEW_1_38_5\" name=\"XLEW_1_38_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick('XLEW_1_38_5')\" placeholder=\"\" style=\"width: 100%;\" tabindex=\"1\" type=\"text\" value=\"0,01\"><\/td><\/tr><tr><td data-fulltitle=\"Roughness coefficient\"><\/td><\/tr><tr><td data-fulltitle=\"Gauckler-Strickler (G-S) Ks (m1\/3s-1)\"><input class=\"ee158 form-control\" data-col=\"5\" data-row=\"41\" data-sheet=\"1\" id=\"XLEW_1_41_5\" name=\"XLEW_1_41_5\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick('XLEW_1_41_5')\" placeholder=\"\" style=\"width: 100%;\" tabindex=\"5\" type=\"text\" value=\"60\"><\/td><\/tr><tr><td data-fulltitle=\"% Filling rate h\/r%\"><fieldset id=\"FS1$XLEW_1_43_5\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"5\" data-row=\"43\" data-sheet=\"1\" id=\"XLEW_1_43_5\" name=\"XLEW_1_43_5\" onchange=\"recalc_onclick('XLEW_1_43_5')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"9\"><option data-value=\"n:0.025\" selected=\"selected\">2,5%<\/option><option data-value=\"n:0.05\">5,0%<\/option><option data-value=\"n:0.075\">7,5%<\/option><option data-value=\"n:0.1\">10,0%<\/option><option data-value=\"n:0.125\">12,5%<\/option><option data-value=\"n:0.15\">15,0%<\/option><option data-value=\"n:0.2\">20,0%<\/option><option data-value=\"n:0.25\">25,0%<\/option><option data-value=\"n:0.3\">30,0%<\/option><option data-value=\"n:0.35\">35,0%<\/option><option data-value=\"n:0.4\">40,0%<\/option><option data-value=\"n:0.45\">45,0%<\/option><option data-value=\"n:0.5\">50,0%<\/option><option data-value=\"n:0.55\">55,0%<\/option><option data-value=\"n:0.6\">60,0%<\/option><option data-value=\"n:0.65\">65,0%<\/option><option data-value=\"n:0.7\">70,0%<\/option><option data-value=\"n:0.75\">75,0%<\/option><option data-value=\"n:0.8\">80,0%<\/option><option data-value=\"n:0.85\">85,0%<\/option><option data-value=\"n:0.875\">87,5%<\/option><option data-value=\"n:0.9\">90,0%<\/option><option data-value=\"n:0.925\" selected=\"selected\">92,5%<\/option><option data-value=\"n:0.95\">95,0%<\/option><option data-value=\"n:0.975\">97,5%<\/option><option data-value=\"n:1\">100,0%<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"Design filling rate h\/r ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_45_5\" name=\"XLEW_1_45_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Nominal dia\">DN\/OD<\/td><\/tr><tr><td><fieldset id=\"FS1$XLEW_1_48_5\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"5\" data-row=\"48\" data-sheet=\"1\" id=\"XLEW_1_48_5\" name=\"XLEW_1_48_5\" onchange=\"recalc_onclick('XLEW_1_48_5')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"13\"><option data-value=\"n:160\" selected=\"selected\">160<\/option><option data-value=\"n:200\">200<\/option><option data-value=\"n:250\" selected=\"selected\">250<\/option><option data-value=\"n:315\">315<\/option><option data-value=\"n:400\">400<\/option><option data-value=\"n:500\">500<\/option><option data-value=\"n:630\">630<\/option><option data-value=\"n:800\">800<\/option><option data-value=\"n:1000\">1000<\/option><option data-value=\"n:1200\">1200<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"SN (Kpa)\"><fieldset id=\"FS1$XLEW_1_50_5\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"5\" data-row=\"50\" data-sheet=\"1\" id=\"XLEW_1_50_5\" name=\"XLEW_1_50_5\" onchange=\"recalc_onclick('XLEW_1_50_5')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"17\"><option data-value=\"n:4\" selected=\"selected\">4<\/option><option data-value=\"n:8\">8<\/option><\/select><\/fieldset><\/td><\/tr><tr><td class=\"d-none d-md-table-cell\" data-fulltitle=\"SDR ()\"><input class=\"form-control null-input\" disabled=\"disabled\" readonly=\"readonly\" type=\"text\"><\/td><\/tr><tr><td class=\"d-none d-md-table-cell\" data-fulltitle=\"Minimum wall thickness e-min mm\"><input class=\"form-control null-input\" disabled=\"disabled\" readonly=\"readonly\" type=\"text\"><\/td><\/tr><tr><td class=\"d-none d-md-table-cell\" data-fulltitle=\"Maximum wall thickness e-max mm\"><input class=\"form-control null-input\" disabled=\"disabled\" readonly=\"readonly\" type=\"text\"><\/td><\/tr><tr><td data-fulltitle=\"Internnal diameter Di mm\"><input class=\"ee144 form-control\" id=\"XLEW_1_58_5\" name=\"XLEW_1_58_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td class=\"d-none d-md-table-cell\" data-fulltitle=\"Meter-weight (Kg\/m)\"><input class=\"form-control null-input\" disabled=\"disabled\" readonly=\"readonly\" type=\"text\"><\/td><\/tr><tr><td data-fulltitle=\"A\/r2 ratio ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_62_5\" name=\"XLEW_1_62_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"R\/r ratio ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_64_5\" name=\"XLEW_1_64_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Wet area A (m2)\"><input class=\"ee144 form-control\" id=\"XLEW_1_66_5\" name=\"XLEW_1_66_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Hydraulic radius R=A\/P (m)\"><input class=\"ee144 form-control\" id=\"XLEW_1_68_5\" name=\"XLEW_1_68_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Avg flow speed v (m\/sec)\"><input class=\"ee144 form-control\" id=\"XLEW_1_70_5\" name=\"XLEW_1_70_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Design flow-rate Q m3\/sec\"><input class=\"ee144 form-control\" id=\"XLEW_1_72_5\" name=\"XLEW_1_72_5\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><\/tbody><\/table><\/td><td><table class=\"elem text-center table-bordered\"><tbody><tr><td><img decoding=\"async\" class=\"img-fluid d-block mx-auto\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/calcolo-portata-a-tirante-idraulico-per-condotte-a-sezione-circolare\/images\/t2.jpg\"><\/td><\/tr><tr><td data-fulltitle=\"Pipe type\">EuroSewer<\/td><\/tr><tr><td class=\"tab-label\" data-fulltitle=\"Reference norm\">UNI EN 13476-3<\/td><\/tr><tr><td data-fulltitle=\"Raw material\">PE<\/td><\/tr><tr><td data-fulltitle=\"Inclination i ()\"><input class=\"ee158 form-control\" data-col=\"7\" data-row=\"38\" data-sheet=\"1\" id=\"XLEW_1_38_7\" name=\"XLEW_1_38_7\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick('XLEW_1_38_7')\" placeholder=\"\" style=\"width: 100%;\" tabindex=\"2\" type=\"text\" value=\"0,02\"><\/td><\/tr><tr><td data-fulltitle=\"Roughness coefficient\"><\/td><\/tr><tr><td data-fulltitle=\"Gauckler-Strickler (G-S) Ks (m1\/3s-1)\"><input class=\"ee158 form-control\" data-col=\"7\" data-row=\"41\" data-sheet=\"1\" id=\"XLEW_1_41_7\" name=\"XLEW_1_41_7\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick('XLEW_1_41_7')\" placeholder=\"\" style=\"width: 100%;\" tabindex=\"6\" type=\"text\" value=\"61\"><\/td><\/tr><tr><td data-fulltitle=\"% Filling rate h\/r%\"><fieldset id=\"FS1$XLEW_1_43_7\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"7\" data-row=\"43\" data-sheet=\"1\" id=\"XLEW_1_43_7\" name=\"XLEW_1_43_7\" onchange=\"recalc_onclick('XLEW_1_43_7')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"10\"><option data-value=\"n:0.025\" selected=\"selected\">2,5%<\/option><option data-value=\"n:0.05\">5,0%<\/option><option data-value=\"n:0.075\">7,5%<\/option><option data-value=\"n:0.1\">10,0%<\/option><option data-value=\"n:0.125\">12,5%<\/option><option data-value=\"n:0.15\">15,0%<\/option><option data-value=\"n:0.2\">20,0%<\/option><option data-value=\"n:0.25\">25,0%<\/option><option data-value=\"n:0.3\">30,0%<\/option><option data-value=\"n:0.35\">35,0%<\/option><option data-value=\"n:0.4\">40,0%<\/option><option data-value=\"n:0.45\">45,0%<\/option><option data-value=\"n:0.5\">50,0%<\/option><option data-value=\"n:0.55\">55,0%<\/option><option data-value=\"n:0.6\">60,0%<\/option><option data-value=\"n:0.65\">65,0%<\/option><option data-value=\"n:0.7\">70,0%<\/option><option data-value=\"n:0.75\">75,0%<\/option><option data-value=\"n:0.8\">80,0%<\/option><option data-value=\"n:0.85\">85,0%<\/option><option data-value=\"n:0.875\">87,5%<\/option><option data-value=\"n:0.9\">90,0%<\/option><option data-value=\"n:0.925\" selected=\"selected\">92,5%<\/option><option data-value=\"n:0.95\">95,0%<\/option><option data-value=\"n:0.975\">97,5%<\/option><option data-value=\"n:1\">100,0%<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"Design filling rate h\/r ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_45_7\" name=\"XLEW_1_45_7\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Nominal dia\">DN\/ID<\/td><\/tr><tr><td><fieldset id=\"FS1$XLEW_1_48_7\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"7\" data-row=\"48\" data-sheet=\"1\" id=\"XLEW_1_48_7\" name=\"XLEW_1_48_7\" onchange=\"recalc_onclick('XLEW_1_48_7')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"14\"><option data-value=\"n:300\" selected=\"selected\">300<\/option><option data-value=\"n:400\">400<\/option><option data-value=\"n:500\">500<\/option><option data-value=\"n:600\">600<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"SN (Kpa)\"><fieldset id=\"FS1$XLEW_1_50_7\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"7\" data-row=\"50\" data-sheet=\"1\" id=\"XLEW_1_50_7\" name=\"XLEW_1_50_7\" onchange=\"recalc_onclick('XLEW_1_50_7')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"18\"><option data-value=\"n:4\">4<\/option><option data-value=\"n:8\" selected=\"selected\">8<\/option><\/select><\/fieldset><\/td><\/tr><tr><td class=\"d-none d-md-table-cell\" data-fulltitle=\"SDR ()\"><input class=\"form-control null-input\" disabled=\"disabled\" readonly=\"readonly\" type=\"text\"><\/td><\/tr><tr><td class=\"d-none d-md-table-cell\" data-fulltitle=\"Minimum wall thickness e-min mm\"><input class=\"form-control null-input\" disabled=\"disabled\" readonly=\"readonly\" type=\"text\"><\/td><\/tr><tr><td class=\"d-none d-md-table-cell\" data-fulltitle=\"Maximum wall thickness e-max mm\"><input class=\"form-control null-input\" disabled=\"disabled\" readonly=\"readonly\" type=\"text\"><\/td><\/tr><tr><td data-fulltitle=\"Internnal diameter Di mm\"><input class=\"ee144 form-control\" id=\"XLEW_1_58_7\" name=\"XLEW_1_58_7\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td class=\"d-none d-md-table-cell\" data-fulltitle=\"Meter-weight (Kg\/m)\"><input class=\"form-control null-input\" disabled=\"disabled\" readonly=\"readonly\" type=\"text\"><\/td><\/tr><tr><td data-fulltitle=\"A\/r2 ratio ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_62_7\" name=\"XLEW_1_62_7\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"R\/r ratio ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_64_7\" name=\"XLEW_1_64_7\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Wet area A (m2)\"><input class=\"ee144 form-control\" id=\"XLEW_1_66_7\" name=\"XLEW_1_66_7\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Hydraulic radius R=A\/P (m)\"><input class=\"ee144 form-control\" id=\"XLEW_1_68_7\" name=\"XLEW_1_68_7\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Avg flow speed v (m\/sec)\"><input class=\"ee144 form-control\" id=\"XLEW_1_70_7\" name=\"XLEW_1_70_7\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Design flow-rate Q m3\/sec\"><input class=\"ee144 form-control\" id=\"XLEW_1_72_7\" name=\"XLEW_1_72_7\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><\/tbody><\/table><\/td><td><table class=\"elem text-center table-bordered\"><tbody><tr><td><img decoding=\"async\" class=\"img-fluid d-block mx-auto\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/calcolo-portata-a-tirante-idraulico-per-condotte-a-sezione-circolare\/images\/t3.jpg\"><\/td><\/tr><tr><td data-fulltitle=\"Pipe type\">Normopipe<\/td><\/tr><tr><td class=\"tab-label\" data-fulltitle=\"Reference norm\">UNI EN 1401<\/td><\/tr><tr><td data-fulltitle=\"Raw material\">PVC-U<\/td><\/tr><tr><td data-fulltitle=\"Inclination i ()\"><input class=\"ee158 form-control\" data-col=\"9\" data-row=\"38\" data-sheet=\"1\" id=\"XLEW_1_38_9\" name=\"XLEW_1_38_9\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick('XLEW_1_38_9')\" placeholder=\"\" style=\"width: 100%;\" tabindex=\"3\" type=\"text\" value=\"0,03\"><\/td><\/tr><tr><td data-fulltitle=\"Roughness coefficient\"><\/td><\/tr><tr><td data-fulltitle=\"Gauckler-Strickler (G-S) Ks (m1\/3s-1)\"><input class=\"ee158 form-control\" data-col=\"9\" data-row=\"41\" data-sheet=\"1\" id=\"XLEW_1_41_9\" name=\"XLEW_1_41_9\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick('XLEW_1_41_9')\" placeholder=\"\" style=\"width: 100%;\" tabindex=\"7\" type=\"text\" value=\"62\"><\/td><\/tr><tr><td data-fulltitle=\"% Filling rate h\/r%\"><fieldset id=\"FS1$XLEW_1_43_9\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"9\" data-row=\"43\" data-sheet=\"1\" id=\"XLEW_1_43_9\" name=\"XLEW_1_43_9\" onchange=\"recalc_onclick('XLEW_1_43_9')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"11\"><option data-value=\"n:0.025\" selected=\"selected\">2,5%<\/option><option data-value=\"n:0.05\">5,0%<\/option><option data-value=\"n:0.075\">7,5%<\/option><option data-value=\"n:0.1\">10,0%<\/option><option data-value=\"n:0.125\">12,5%<\/option><option data-value=\"n:0.15\">15,0%<\/option><option data-value=\"n:0.2\">20,0%<\/option><option data-value=\"n:0.25\">25,0%<\/option><option data-value=\"n:0.3\">30,0%<\/option><option data-value=\"n:0.35\">35,0%<\/option><option data-value=\"n:0.4\">40,0%<\/option><option data-value=\"n:0.45\">45,0%<\/option><option data-value=\"n:0.5\">50,0%<\/option><option data-value=\"n:0.55\">55,0%<\/option><option data-value=\"n:0.6\">60,0%<\/option><option data-value=\"n:0.65\">65,0%<\/option><option data-value=\"n:0.7\">70,0%<\/option><option data-value=\"n:0.75\">75,0%<\/option><option data-value=\"n:0.8\">80,0%<\/option><option data-value=\"n:0.85\">85,0%<\/option><option data-value=\"n:0.875\">87,5%<\/option><option data-value=\"n:0.9\">90,0%<\/option><option data-value=\"n:0.925\" selected=\"selected\">92,5%<\/option><option data-value=\"n:0.95\">95,0%<\/option><option data-value=\"n:0.975\">97,5%<\/option><option data-value=\"n:1\">100,0%<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"Design filling rate h\/r ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_45_9\" name=\"XLEW_1_45_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Nominal dia\">DN\/OD<\/td><\/tr><tr><td><fieldset id=\"FS1$XLEW_1_48_9\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"9\" data-row=\"48\" data-sheet=\"1\" id=\"XLEW_1_48_9\" name=\"XLEW_1_48_9\" onchange=\"recalc_onclick('XLEW_1_48_9')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"15\"><option data-value=\"n:110\" selected=\"selected\">110<\/option><option data-value=\"n:125\">125<\/option><option data-value=\"n:160\">160<\/option><option data-value=\"n:200\">200<\/option><option data-value=\"n:250\">250<\/option><option data-value=\"n:315\">315<\/option><option data-value=\"n:400\" selected=\"selected\">400<\/option><option data-value=\"n:500\">500<\/option><option data-value=\"n:630\">630<\/option><option data-value=\"n:800\">800<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"SN (Kpa)\"><fieldset id=\"FS1$XLEW_1_50_9\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"9\" data-row=\"50\" data-sheet=\"1\" id=\"XLEW_1_50_9\" name=\"XLEW_1_50_9\" onchange=\"recalc_onclick('XLEW_1_50_9')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"19\"><option data-value=\"n:2\" selected=\"selected\">2<\/option><option data-value=\"n:4\" selected=\"selected\">4<\/option><option data-value=\"n:8\">8<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"SDR ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_52_9\" name=\"XLEW_1_52_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Minimum wall thickness e-min mm\"><input class=\"ee144 form-control\" id=\"XLEW_1_54_9\" name=\"XLEW_1_54_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Maximum wall thickness e-max mm\"><input class=\"ee144 form-control\" id=\"XLEW_1_56_9\" name=\"XLEW_1_56_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Internnal diameter Di mm\"><input class=\"ee144 form-control\" id=\"XLEW_1_58_9\" name=\"XLEW_1_58_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Meter-weight (Kg\/m)\"><input class=\"ee144 form-control\" id=\"XLEW_1_60_9\" name=\"XLEW_1_60_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"A\/r2 ratio ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_62_9\" name=\"XLEW_1_62_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"R\/r ratio ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_64_9\" name=\"XLEW_1_64_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Wet area A (m2)\"><input class=\"ee144 form-control\" id=\"XLEW_1_66_9\" name=\"XLEW_1_66_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Hydraulic radius R=A\/P (m)\"><input class=\"ee144 form-control\" id=\"XLEW_1_68_9\" name=\"XLEW_1_68_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Avg flow speed v (m\/sec)\"><input class=\"ee144 form-control\" id=\"XLEW_1_70_9\" name=\"XLEW_1_70_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Design flow-rate Q m3\/sec\"><input class=\"ee144 form-control\" id=\"XLEW_1_72_9\" name=\"XLEW_1_72_9\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><\/tbody><\/table><\/td><td><table class=\"elem text-center table-bordered\"><tbody><tr><td><img decoding=\"async\" class=\"img-fluid d-block mx-auto\" src=\"\/wp-content\/themes\/picenumplast\/assets\/js\/calcoli\/calcolo-portata-a-tirante-idraulico-per-condotte-a-sezione-circolare\/images\/t4.jpg\"><\/td><\/tr><tr><td data-fulltitle=\"Pipe type\">Normopipe<\/td><\/tr><tr><td class=\"tab-label\" data-fulltitle=\"Reference norm\">UNI EN 12666<\/td><\/tr><tr><td data-fulltitle=\"Raw material\">PE<\/td><\/tr><tr><td data-fulltitle=\"Inclination i ()\"><input class=\"ee158 form-control\" data-col=\"11\" data-row=\"38\" data-sheet=\"1\" id=\"XLEW_1_38_11\" name=\"XLEW_1_38_11\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick('XLEW_1_38_11')\" placeholder=\"\" style=\"width: 100%;\" tabindex=\"4\" type=\"text\" value=\"0,04\"><\/td><\/tr><tr><td data-fulltitle=\"Roughness coefficient\"><\/td><\/tr><tr><td data-fulltitle=\"Gauckler-Strickler (G-S) Ks (m1\/3s-1)\"><input class=\"ee158 form-control\" data-col=\"11\" data-row=\"41\" data-sheet=\"1\" id=\"XLEW_1_41_11\" name=\"XLEW_1_41_11\" onchange=\"this.value=eedisplayFloat(eeparseFloat(this.value));recalc_onclick('XLEW_1_41_11')\" placeholder=\"\" style=\"width: 100%;\" tabindex=\"8\" type=\"text\" value=\"63\"><\/td><\/tr><tr><td data-fulltitle=\"% Filling rate h\/r%\"><fieldset id=\"FS1$XLEW_1_43_11\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"11\" data-row=\"43\" data-sheet=\"1\" id=\"XLEW_1_43_11\" name=\"XLEW_1_43_11\" onchange=\"recalc_onclick('XLEW_1_43_11')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"12\"><option data-value=\"n:0.025\" selected=\"selected\">2,5%<\/option><option data-value=\"n:0.05\">5,0%<\/option><option data-value=\"n:0.075\">7,5%<\/option><option data-value=\"n:0.1\">10,0%<\/option><option data-value=\"n:0.125\">12,5%<\/option><option data-value=\"n:0.15\" selected=\"selected\">15,0%<\/option><option data-value=\"n:0.2\">20,0%<\/option><option data-value=\"n:0.25\">25,0%<\/option><option data-value=\"n:0.3\">30,0%<\/option><option data-value=\"n:0.35\">35,0%<\/option><option data-value=\"n:0.4\">40,0%<\/option><option data-value=\"n:0.45\">45,0%<\/option><option data-value=\"n:0.5\">50,0%<\/option><option data-value=\"n:0.55\">55,0%<\/option><option data-value=\"n:0.6\">60,0%<\/option><option data-value=\"n:0.65\">65,0%<\/option><option data-value=\"n:0.7\">70,0%<\/option><option data-value=\"n:0.75\">75,0%<\/option><option data-value=\"n:0.8\">80,0%<\/option><option data-value=\"n:0.85\">85,0%<\/option><option data-value=\"n:0.875\">87,5%<\/option><option data-value=\"n:0.9\">90,0%<\/option><option data-value=\"n:0.925\">92,5%<\/option><option data-value=\"n:0.95\">95,0%<\/option><option data-value=\"n:0.975\">97,5%<\/option><option data-value=\"n:1\">100,0%<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"Design filling rate h\/r ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_45_11\" name=\"XLEW_1_45_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Nominal dia\">DN\/OD<\/td><\/tr><tr><td><fieldset id=\"FS1$XLEW_1_48_11\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"11\" data-row=\"48\" data-sheet=\"1\" id=\"XLEW_1_48_11\" name=\"XLEW_1_48_11\" onchange=\"recalc_onclick('XLEW_1_48_11')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"16\"><option data-value=\"n:110\" selected=\"selected\">110<\/option><option data-value=\"n:125\">125<\/option><option data-value=\"n:160\">160<\/option><option data-value=\"n:200\">200<\/option><option data-value=\"n:250\">250<\/option><option data-value=\"n:315\">315<\/option><option data-value=\"n:400\">400<\/option><option data-value=\"n:500\" selected=\"selected\">500<\/option><option data-value=\"n:630\">630<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"SN (Kpa)\"><fieldset id=\"FS1$XLEW_1_50_11\" style=\"border: 0; padding: 0;\"><select class=\"ee158 form-control custom-select\" data-col=\"11\" data-row=\"50\" data-sheet=\"1\" id=\"XLEW_1_50_11\" name=\"XLEW_1_50_11\" onchange=\"recalc_onclick('XLEW_1_50_11')\" size=\"1\" style=\"width: 100%; padding-left: 4px; padding-right: 2px;\" tabindex=\"20\"><option data-value=\"n:2\">2<\/option><option data-value=\"n:4\">4<\/option><option data-value=\"n:8\" selected=\"selected\">8<\/option><\/select><\/fieldset><\/td><\/tr><tr><td data-fulltitle=\"SDR ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_52_11\" name=\"XLEW_1_52_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Minimum wall thickness e-min mm\"><input class=\"ee144 form-control\" id=\"XLEW_1_54_11\" name=\"XLEW_1_54_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Maximum wall thickness e-max mm\"><input class=\"ee144 form-control\" id=\"XLEW_1_56_11\" name=\"XLEW_1_56_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Internnal diameter Di mm\"><input class=\"ee144 form-control\" id=\"XLEW_1_58_11\" name=\"XLEW_1_58_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Meter-weight (Kg\/m)\"><input class=\"ee144 form-control\" id=\"XLEW_1_60_11\" name=\"XLEW_1_60_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"A\/r2 ratio ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_62_11\" name=\"XLEW_1_62_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"R\/r ratio ()\"><input class=\"ee144 form-control\" id=\"XLEW_1_64_11\" name=\"XLEW_1_64_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Wet area A (m2)\"><input class=\"ee144 form-control\" id=\"XLEW_1_66_11\" name=\"XLEW_1_66_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Hydraulic radius R=A\/P (m)\"><input class=\"ee144 form-control\" id=\"XLEW_1_68_11\" name=\"XLEW_1_68_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Avg flow speed v (m\/sec)\"><input class=\"ee144 form-control\" id=\"XLEW_1_70_11\" name=\"XLEW_1_70_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><tr><td data-fulltitle=\"Design flow-rate Q m3\/sec\"><input class=\"ee144 form-control\" id=\"XLEW_1_72_11\" name=\"XLEW_1_72_11\" readonly=\"readonly\" style=\"overflow: hidden; border: 0px solid #000000; width: 100%; background: transparent;\" tabindex=\"-1\" type=\"text\" value=\"0\"><\/td><\/tr><\/tbody><\/table><\/td><\/tr><\/tbody><\/table><p class=\"d-none\"><input id=\"xl_target2\" name=\"xl_target2\" type=\"hidden\" value=\"NmGrCxmdQ5l3wDBWWdgDqdB67BEK7x3phBMfLw8qAseGViv76snA7itZj6u6HbdGtNogwYlWVe\/GgCLa0L4hG20tGLV5+CrnRUEAYqUlE\/83Wszt10scwlOe95DTcxCFhptfjnKkVRm2das3R1qvh5\/bFDU0d4LFcDfx4jMJ3KE=\"><input id=\"xl_templateimages\" name=\"xl_templateimages\" type=\"hidden\" value=\"1\"><\/p><\/form>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>The app returns the flov velocity and flow rate in a circular cross-section pipeline in free-flow conditions for various materials<\/p>\n","protected":false},"template":"elementor_header_footer","calculations_cat":[30],"class_list":["post-510","calculation","type-calculation","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Free flow flow-rate for CIRCULAR cross section pipes &#8902; Picenum Plast<\/title>\n<meta name=\"description\" content=\"Free flow flow-rate for CIRCULAR cross section pipes - Picenumplast - Magliano Di Tenna (FM) - Via Dell&#039;Industria 1\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Free flow flow-rate for CIRCULAR cross section pipes &#8902; Picenum Plast\" \/>\n<meta property=\"og:description\" content=\"Free flow flow-rate for CIRCULAR cross section pipes - Picenumplast - Magliano Di Tenna (FM) - Via Dell&#039;Industria 1\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/\" \/>\n<meta property=\"og:site_name\" content=\"Picenum Plast\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-31T14:06:25+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/youpipe\\\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\\\/\",\"url\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/youpipe\\\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\\\/\",\"name\":\"Free flow flow-rate for CIRCULAR cross section pipes &#8902; Picenum Plast\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/#website\"},\"datePublished\":\"2019-06-19T08:45:19+00:00\",\"dateModified\":\"2026-03-31T14:06:25+00:00\",\"description\":\"Free flow flow-rate for CIRCULAR cross section pipes - Picenumplast - Magliano Di Tenna (FM) - Via Dell'Industria 1\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/youpipe\\\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/youpipe\\\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/youpipe\\\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Free flow flow-rate for CIRCULAR cross section pipes\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/\",\"name\":\"Picenum Plast\",\"description\":\"Ecco un altro sito Picenum Plast Network\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.picenumplast.com\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Free flow flow-rate for CIRCULAR cross section pipes &#8902; Picenum Plast","description":"Free flow flow-rate for CIRCULAR cross section pipes - Picenumplast - Magliano Di Tenna (FM) - Via Dell'Industria 1","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/","og_locale":"en_US","og_type":"article","og_title":"Free flow flow-rate for CIRCULAR cross section pipes &#8902; Picenum Plast","og_description":"Free flow flow-rate for CIRCULAR cross section pipes - Picenumplast - Magliano Di Tenna (FM) - Via Dell'Industria 1","og_url":"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/","og_site_name":"Picenum Plast","article_modified_time":"2026-03-31T14:06:25+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/","url":"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/","name":"Free flow flow-rate for CIRCULAR cross section pipes &#8902; Picenum Plast","isPartOf":{"@id":"https:\/\/www.picenumplast.com\/en\/#website"},"datePublished":"2019-06-19T08:45:19+00:00","dateModified":"2026-03-31T14:06:25+00:00","description":"Free flow flow-rate for CIRCULAR cross section pipes - Picenumplast - Magliano Di Tenna (FM) - Via Dell'Industria 1","breadcrumb":{"@id":"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.picenumplast.com\/en\/youpipe\/free-flow-flow-rate-for-cisrcular-cross-section-pipes\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.picenumplast.com\/en\/"},{"@type":"ListItem","position":2,"name":"Free flow flow-rate for CIRCULAR cross section pipes"}]},{"@type":"WebSite","@id":"https:\/\/www.picenumplast.com\/en\/#website","url":"https:\/\/www.picenumplast.com\/en\/","name":"Picenum Plast","description":"Ecco un altro sito Picenum Plast Network","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.picenumplast.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.picenumplast.com\/en\/wp-json\/wp\/v2\/calculation\/510","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.picenumplast.com\/en\/wp-json\/wp\/v2\/calculation"}],"about":[{"href":"https:\/\/www.picenumplast.com\/en\/wp-json\/wp\/v2\/types\/calculation"}],"version-history":[{"count":12,"href":"https:\/\/www.picenumplast.com\/en\/wp-json\/wp\/v2\/calculation\/510\/revisions"}],"predecessor-version":[{"id":2743,"href":"https:\/\/www.picenumplast.com\/en\/wp-json\/wp\/v2\/calculation\/510\/revisions\/2743"}],"wp:attachment":[{"href":"https:\/\/www.picenumplast.com\/en\/wp-json\/wp\/v2\/media?parent=510"}],"wp:term":[{"taxonomy":"calculations_cat","embeddable":true,"href":"https:\/\/www.picenumplast.com\/en\/wp-json\/wp\/v2\/calculations_cat?post=510"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}