T/WZBF 025-2022 Active Group standards

T/WZBF 025-2022 Special device three-over stop valve

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 025-2022

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

Scope

Main technical content: This standard specifies the terms and definitions, structural types and parameters, requirements, test methods, inspection rules, marking, packaging, and storage and transportation requirements for three-super shut-off valves used in special devices. It is applicable to flanged-connected three-super shut-off valves with a nominal pressure of PN100~PN420 (Class600~Class2500), a nominal size of DN150~DN250, and a medium temperature of 450℃~900℃.