JB/T 8937-2025 English Version, JB/T 8937-2025 Wafer, lug wafer and flange connection check valves (English Version)

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Position: Chinese Standard in English/JB/T 8937-2025

JB/T 8937-2025 Wafer, lug wafer and flange connection check valves (English Version)
Standard No.:	JB/T 8937-2025	Status:	to be valid remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	9000 words	Translation Price(USD):	270.0 remind me the price change Email:
Implemented on:	2026-2-1	Delivery:	via email in 1~3 business day

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Standard No.:	JB/T 8937-2025
English Name:	Wafer, lug wafer and flange connection check valves
Chinese Name:	对夹;凸耳对夹和法兰连接止回阀
Professional Classification:	JB Professional Standard - Machinery
Source Content Issued by:	MIIT
Issued on:	2025-07-02
Implemented on:	2026-2-1
Status:	to be valid
Superseding:	JB/T 8937-2010 Wafer type check valve
Target Language:	English
File Format:	PDF
Word Count:	9000 words
Translation Price(USD):	270.0
Delivery:	via email in 1~3 business day

Standard

JB/T 8937-2025 Wafer, lug wafer and flange connection check valves (English Version)
Standard No.	JB/T 8937-2025
Status	to be valid
Language	English
File Format	PDF
Word Count	9000 words
Price(USD)	270.0
Implemented on	2026-2-1
Delivery	via email in 1~3 business day

Detail of JB/T 8937-2025

Standard No.

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Chinese Name

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ICS Classification

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Introduction of JB/T 8937-2025

本文件规定了对夹、凸耳对夹和法兰连接止回阀的结构型式、技术要求和材料要求，描述了相应的试验方法，规定了检验规则、标志和供货要求本文件适用于以下规格止回阀的制造：——公称尺寸DN50～DN2100且公称压力不大于PN400或公称尺寸NPS2～NPS84且公称压力不大于Class2500的对夹、凸耳对夹和法兰连接双瓣旋启式止回阀——公称尺寸DN50～DN1200且公称压力不大于PN400或公称尺寸NPS2～NPS48且公称压力不大于Class2500的对夹、凸耳对夹和法兰连接长系列单瓣旋启式止回阀——公称尺寸DN50～DN1200且公称压力不大于PN400或公称尺寸NPS2～NPS48且公称压力不大于Class2500的对夹、凸耳对夹和法兰连接蝶式止回阀——公称尺寸DN50～DN500且公称压力不大于PN250或公称尺寸NPS2～NPS20且公称压力不大于Class1500的对夹和凸耳对夹连接短系列单瓣旋启式止回阀——公称尺寸DN15～DN350且公称压力不大于PN160的对夹和凸耳对夹连接升降式止回阀

Contents of JB/T 8937-2025

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Keywords:
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