{"version":"1.0","provider_name":"\u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0627\u0644\u0645\u0647\u0646\u064a\u0629 \u0644\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0628\u0637\u0646\u0629 \u0628\u0627\u0644\u0641\u0644\u0648\u0631 | YOUFUMI","provider_url":"https:\/\/www.china-yfm.com\/ar","author_name":"ROY XU","author_url":"https:\/\/www.china-yfm.com\/ar\/author\/roy\/","title":"OD vs. ID vs. Nominal Pipe Sizes: Learn the Differences in the Details","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"3INKzQeGdN\"><a href=\"https:\/\/www.china-yfm.com\/ar\/blog\/od-id-nps-differences\/\">\u0623\u062d\u062c\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 OD \u0645\u0642\u0627\u0628\u0644 ID \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0627\u0633\u0645\u064a\u0629: \u062a\u0639\u0631\u0641 \u0639\u0644\u0649 \u0627\u0644\u0641\u0631\u0648\u0642\u0627\u062a \u0641\u064a \u0627\u0644\u062a\u0641\u0627\u0635\u064a\u0644<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.china-yfm.com\/ar\/blog\/od-id-nps-differences\/embed\/#?secret=3INKzQeGdN\" width=\"600\" height=\"338\" title=\"&quot;\u0623\u062d\u062c\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0627\u0633\u0645\u064a\u0629: \u062a\u0639\u0631\u0651\u0641 \u0639\u0644\u0649 \u0627\u0644\u0641\u0631\u0648\u0642\u0627\u062a \u0641\u064a \u0627\u0644\u062a\u0641\u0627\u0635\u064a\u0644&quot; - \u0645\u064f\u0635\u0646\u0651\u0639 \u0645\u062d\u062a\u0631\u0641 \u0644\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0628\u0637\u0646\u0629 \u0628\u0627\u0644\u0641\u0644\u0648\u0631 | YOUFUMI\" data-secret=\"3INKzQeGdN\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.china-yfm.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/www.china-yfm.com\/wp-content\/uploads\/2025\/03\/image-10.png","thumbnail_width":813,"thumbnail_height":441,"description":"Learn the differences between OD (outer diameter), ID (inner diameter), and nominal pipe sizes in this detailed guide. Discover how accurate pipe sizing impacts system performance and why it matters for plumbing efficiency."}