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The four national valve standards will be implemented on May 1, 2020

Release time:2019/11/16

Recently, the state administration for market supervision and administration of China (Standardization Administration of China) approved and issued 343 national standards and 2 revision orders of national standards, including "dimensions, product geometric specifications (GPS) and tolerance values of radial bearing stop groove and stop ring".

No
Standard coding Standard name Substitute standard number Implementation date
1
GB/T 12234-2019

Steel gate valve with stud to cover for petroleum and natural gas

GB/T 12234-2007 2020-5-1
2
GB/T 22652-2019 Surfacing welding process evaluation of valve sealing surface GB/T 22652-2008 2020-5-1
3
GB/T 24925-2019 Technical conditions of cryogenic valves GB/T 24925-2010 2020-5-1
4
GB/T 38202-2019 Installation, use and maintenance of all welded valves 2020-5-1
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Group address:No.342, Hesheng Yutingyuan, Xiangju Road, Qingpu District, Shanghai
Hotline:+86-21-69755076   59755666
     +86-21-69755027   69755026   57339828
Investment call: +86-15021631111
Fax:+86-21-69755075   E-mail:sales@sgfm.cn
Factory address:No. 1798, Wang Wei East Road Fengjing Development Zone Jinshan District Shanghai City
Copyright © Shen Gao Valve Group Co., Ltd.
cpw887.cn
HuICP No. 11031085-3
No.31011802002466
Technical support:Fengsheng technology