{"product_id":"gbt46150-1-2025","title":"GB\/T 46150.1-2025 English PDF (GB\/T46150.1-2025)","description":"\u003ch1\u003eGB\/T 46150.1-2025: Boilers and pressure vessels - Part 1: Performance requirements\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%2046150.1-2025_English\" rel=\"nofollow\"\u003eGB\/T 46150.1-2025\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\/GBT46150.1-2025\"\u003eGB\/T 46150.1-2025\u003c\/a\u003e\u003ch2\u003ePreview True-PDF\u003c\/h2\u003e\u003ciframe src=\"https:\/\/www.chinesestandard.net\/Preview_PDF.aspx\/GBT46150.1-2025\" width=\"445\" height=\"600\" title=\"GB\/T 46150.1-2025 True-PDF\"\u003e\u003c\/iframe\u003e \u003cbr\u003e\u003ch2\u003eScope\u003c\/h2\u003eThis document specifies performance requirements for the construction of boilers and pressure \u003cbr\u003evessels. \u003cbr\u003eThis document is applicable to construction requirements for boilers and pressure vessels; it \u003cbr\u003edoes not cover requirements for operation, maintenance, or the inspection of equipment in \u003cbr\u003eservice. \u003cbr\u003eThe scope of pressure vessels is defined as follows. \u003cbr\u003ea) The pressure vessel body, comprising the bevel face of the first circumferential joint \u003cbr\u003econnecting the pressure vessel to external piping or devices via welding (or bonding), \u003cbr\u003ethe end face of the first threaded joint in a threaded connection, the first flange sealing \u003cbr\u003eface in a flange connection, and the first sealing face in a special connector or pipe \u003cbr\u003efitting connection; the pressure-bearing covers and fasteners for pressure vessel \u003cbr\u003eopenings; and the welds connecting non-pressure-bearing components to pressure- \u003cbr\u003ebearing components; \u003cbr\u003eb) Safety accessories and instruments directly connected to the pressure vessel; \u003cbr\u003ec) Non-pressure-bearing components directly connected to the pressure vessel, such as \u003cbr\u003esupports, skirts, etc. \u003cbr\u003eThe scope of boilers is defined as follows. \u003cbr\u003ea) The boiler body, comprising the boiler drum (shell), start-up (steam-water) separator \u003cbr\u003eand water storage tank, heating surfaces, headers and their connecting piping, furnace, \u003cbr\u003ecombustion equipment, air preheater, furnace walls, flue gas (air) ducts, and structural \u003cbr\u003eframework (including platforms and escalators). \u003cbr\u003eb) Piping within the boiler boundary, including. \u003cbr\u003e1) For power station boilers. main feedwater piping, main steam piping, reheat \u003cbr\u003esteam piping, etc., as well as branch piping up to the first valve (excluding the \u003cbr\u003evalve itself; the same applies hereinafter); \u003cbr\u003e2) For boilers other than power station boilers. where a steam (water\/oil) \u003cbr\u003edistribution header (hereinafter collectively referred to as the “steam distribution \u003cbr\u003eheader”) is installed, this includes pressure-bearing piping extending from the \u003cbr\u003efeedwater (oil) pump outlet to the first circumferential weld connecting the \u003cbr\u003esteam distribution header outlet to external piping; where no steam distribution \u003cbr\u003eheader is installed, this includes pressure-bearing piping extending from the \u003cbr\u003efeedwater (oil) pump outlet to the main steam (water\/oil) outlet valve. \u003cbr\u003eNOTE. Main feedwater piping refers to the piping extending from the feedwater pump outlet check \u003cbr\u003evalve to the economizer inlet header; main steam piping refers to the piping extending from \u003cbr\u003ethe final-stage superheater outlet header to the turbine high-pressure main steam valve (or \u003cbr\u003eto the first valve upstream of the header for boilers operating in a header system); cold \u003cbr\u003ereheat steam piping refers to the piping extending from the turbine exhaust check valve to \u003cbr\u003ethe reheater inlet header; hot reheat steam piping refers to the piping extending from the \u003cbr\u003efinal-stage reheater outlet header to the turbine intermediate-pressure main steam valve. \u003cbr\u003ec) Safety accessories and instruments. \u003cbr\u003ed) Auxiliary equipment and systems. \u003cbr\u003eThis document does not apply to nuclear components, railway and marine boilers, marine \u003cbr\u003epressure vessels, gas cylinders, hyperbaric oxygen chambers, piping systems, or mechanical \u003cbr\u003eequipment such as turbines and machinery casings. \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 46150.1-2025 (GB\/T46150.1-2025)\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 Boilers and pressure vessels - Part 1: Performance requirements\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;J98\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 23.020.30; 27.060.30\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 26,214\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 2025-08-29\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 2025-08-29\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow90\"\u003e     \u003ctd id=\"TableTabCell910\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eIssuing agency(ies)\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell920\" align=\"center\"\u003e State Administration for Market Regulation, National Standardization Administration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cbr\u003e\u003cbr\u003e","brand":"www.ChineseStandard.us -- Field Test Asia Pte. 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