{"product_id":"gbt20801-1-2025","title":"GB\/T 20801.1-2025 English PDF (GB\/T20801.1-2025)","description":"\u003ch1\u003eGB\/T 20801.1-2025: Pressure piping code - Part 1: Industrial piping\u003c\/h1\u003e\u003cb style=\"font-size:16px;\"\u003eDelivery:\u003c\/b\u003e 9 seconds. Download (and Email) true-PDF + Invoice.\u003cbr\u003e\u003cb style=\"font-size:16px;\"\u003eGet Quotation:\u003c\/b\u003e Click \u003ca style=\"color: blue;\" href=\"https:\/\/www.chinesestandard.net\/Cart\/Cart.aspx?GB\/T%2020801.1-2025_English\" rel=\"nofollow\"\u003eGB\/T 20801.1-2025\u003c\/a\u003e (Self-service in 1-minute)\u003cbr\u003e\u003cb style=\"font-size:16px;\"\u003eNewer \/ historical versions: \u003c\/b\u003e \u003ca style=\"color: blue;\" href=\"https:\/\/www.chinesestandard.net\/PDF.aspx\/GBT20801.1-2025\"\u003eGB\/T 20801.1-2025\u003c\/a\u003e\u003ch2\u003ePreview True-PDF\u003c\/h2\u003e\u003ciframe src=\"https:\/\/www.chinesestandard.net\/Preview_PDF.aspx\/GBT20801.1-2025\" width=\"445\" height=\"600\" title=\"GB\/T 20801.1-2025 True-PDF\"\u003e\u003c\/iframe\u003e \u003cbr\u003e\u003ch2\u003eScope\u003c\/h2\u003e1.1 This document specifies the basic requirements for the materials, design, fabrication, \u003cbr\u003einstallation, inspection, testing, safeguarding of industrial pressure piping. \u003cbr\u003e1.2 The industrial pressure piping (hereinafter referred to as \"pressure piping\") referred \u003cbr\u003eto in this document include pressure piping belonging to process units, auxiliary units, \u003cbr\u003eutilities within the boundary area. \u003cbr\u003eThis document applies to pressure piping under the following conditions. \u003cbr\u003ea) Process and refrigeration piping falling within the scope of the \"Special \u003cbr\u003eEquipment Catalog\". \u003cbr\u003eThis refers to pressure piping with a maximum working pressure greater than or \u003cbr\u003eequal to 0.1 MPa (gauge pressure), carrying gases, liquefied gases, steam, or \u003cbr\u003eflammable, explosive, toxic, or corrosive liquids with a maximum working \u003cbr\u003etemperature higher than or equal to the standard boiling point, with a nominal \u003cbr\u003ediameter greater than or equal to 50 mm. Piping with a nominal diameter less than \u003cbr\u003e150 mm and a maximum working pressure less than 1.6 MPa (gauge pressure) \u003cbr\u003econveying non-toxic, non-flammable, non-corrosive gases (excluding liquefied \u003cbr\u003egases, steam, and oxygen) are excluded. \u003cbr\u003eb) Piping meeting the following conditions [excluding those listed in 1.3 a), b), 1.4]. \u003cbr\u003e1) Piping conveying low-hazard (non-toxic, non-flammable, non-corrosive) \u003cbr\u003eliquids; \u003cbr\u003e2) Piping conveying low-hazard (non-toxic, non-flammable, non-corrosive) gases \u003cbr\u003e(excluding liquefied gases, steam, oxygen), with a nominal diameter less than \u003cbr\u003e150 mm and a maximum working pressure less than 1.6 MPa (gauge pressure); \u003cbr\u003e3) Piping with a nominal diameter less than 50 mm; \u003cbr\u003e4) Piping with a maximum working pressure greater than atmospheric pressure \u003cbr\u003ebut less than 0.1 MPa (gauge pressure); \u003cbr\u003e5) Vacuum piping. \u003cbr\u003eNote. Piping listed in 1.2 b) are not included in the scope of the \"Special Equipment \u003cbr\u003eCatalogue\". \u003cbr\u003e1.3 This document does not cover the following. \u003cbr\u003ea) Piping with a maximum working pressure greater than 42 MPa (gauge pressure); \u003cbr\u003eb) Non-metallic piping or their linings; \u003cbr\u003ec) Specific requirements for the modification, inspection, testing, maintenance, \u003cbr\u003erepair of in-service pressure piping. \u003cbr\u003e1.4 This document does not apply to the following. \u003cbr\u003ea) Piping in military equipment and nuclear facilities; \u003cbr\u003eb) Piping in offshore facilities and underground mines; \u003cbr\u003ec) Piping in oil, natural gas, geothermal, other exploration and extraction equipment; \u003cbr\u003ed) Piping on mobile equipment (such as railway locomotives, automobiles, ships, \u003cbr\u003eaerospace vehicles, etc.); \u003cbr\u003ee) GA category long-distance piping; \u003cbr\u003ef) GB category utility piping; \u003cbr\u003eg) GCD category power piping; \u003cbr\u003eh) Internal piping of boilers, pressure vessels, heating furnaces, as well as external \u003cbr\u003epipe connections of equipment; \u003cbr\u003ei) Piping belonging to the equipment itself. \u003cbr\u003eNote. Piping belonging to the equipment itself refers to the internal piping of pumps and \u003cbr\u003ecompressors (excluding piping connecting multiple stages in the field), steam turbines, \u003cbr\u003egas turbines, internal combustion engines, refrigeration unit skids, quick-freezing devices, \u003cbr\u003eother equipment for conveying or processing fluids, as well as the external pipe \u003cbr\u003econnections of the equipment. \u003cbr\u003e\u003cbr\u003e\u003ch2\u003eBasic Data\u003c\/h2\u003e\u003ctable id=\"TableTabAbout0\" rules=\"all\" border=\"1\" style=\"font-family:Arial;font-size:Small;\"\u003e  \u003ctr id=\"TableTabRow10\"\u003e     \u003ctd id=\"TableTabCell110\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eStandard ID\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell120\" align=\"center\"\u003e GB\/T 20801.1-2025 (GB\/T20801.1-2025)\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow20\"\u003e     \u003ctd id=\"TableTabCell210\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eDescription (Translated English)\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell220\" align=\"center\"\u003e Pressure piping code - Part 1: Industrial piping\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow30\"\u003e     \u003ctd id=\"TableTabCell310\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eSector \/ Industry\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell320\" align=\"center\"\u003e National Standard (Recommended)\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow40\"\u003e     \u003ctd id=\"TableTabCell410\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eClassification of Chinese Standard\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell420\" align=\"center\"\u003e J74\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow50\"\u003e     \u003ctd id=\"TableTabCell510\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eClassification of International Standard\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell520\" align=\"center\"\u003e 23.040\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow60\"\u003e     \u003ctd id=\"TableTabCell610\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eWord Count Estimation\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell620\" align=\"center\"\u003e 308,368\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow70\"\u003e     \u003ctd id=\"TableTabCell710\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eDate of Issue\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell720\" align=\"center\"\u003e 2025-10-31\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow80\"\u003e     \u003ctd id=\"TableTabCell810\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eDate of Implementation\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell820\" align=\"center\"\u003e 2026-05-01\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow90\"\u003e     \u003ctd id=\"TableTabCell910\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eOlder Standard (superseded by this standard)\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell920\" align=\"center\"\u003e GB\/T 20801.1-2020, GB\/T 20801.2-2020, GB\/T 20801.3-2020, GB\/T 20801.4-2020, GB\/T 20801.5-2020, GB\/T 20801.6-2020\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow100\"\u003e     \u003ctd id=\"TableTabCell1010\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eIssuing agency(ies)\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell1020\" align=\"center\"\u003e State Administration for Market Regulation, Standardization Administration of China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cbr\u003e\u003cbr\u003e","brand":"www.ChineseStandard.us -- Field Test Asia Pte. Ltd.","offers":[{"title":"Default Title","offer_id":53541686313274,"sku":null,"price":3995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/5737\/1706\/files\/GBT20801.1-2025EN.1.jpg?v=1780113347","url":"https:\/\/www.chinesestandard.us\/products\/gbt20801-1-2025","provider":"www.ChineseStandard.us (www.ChineseStandard.net)","version":"1.0","type":"link"}