T/WZBF 027-2022 Active Group standards

T/WZBF 027-2022 Expanded metal sealing valve and its driving device

Publish Date: 2022-12-06 Implement Date: 2022-12-30 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/WZBF 027-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: \nValve Comprehensive

Publish Date: 2022-12-06

Implement Date: 2022-12-30

Pages: 12 pages

Scope

Main technical content: This standard specifies the terms and definitions, structural types, technical requirements, inspection and test methods, inspection rules, marking and supply requirements for expansion-type metal-sealed valves and their drive devices. It is applicable to nominal pressures of PN16 to PN160, nominal sizes of DN50 to DN1000, pressure classes of Class150 to Class900, nominal sizes of NPS2 to NPS40, media temperatures of -29℃ to 538℃, and end connections in the form of flanges or butt welded ends. These valves are used for pneumatic control of water, steam, oil, and natural gas.