T/WZBF 040-2024 Active Group standards

T/WZBF 040-2024 Oxygen check valve

Publish Date: 2024-03-15 Implement Date: 2024-03-15 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 040-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: \nValve Comprehensive

Publish Date: 2024-03-15

Implement Date: 2024-03-15

Scope

Main technical content: This standard specifies the structural type, technical requirements, test methods, inspection rules, marking, packaging, storage, transportation, and supply of oxygen check valves. This standard applies to oxygen check valves with a working pressure not exceeding 21 MPa and greater than 0.1 MPa, a nominal size of DN25 to DN1000 (NPS1 to NPS40), an oxygen medium temperature of -29°C to 200°C, and a dew point not exceeding -30°C, with a purity (by volume fraction) of >23.5%. The connection methods include flange, clamp, or bracket-type oxygen check valves.