T/ZZB 0190-2022 Active Group standards

T/ZZB 0190-2022 Steel gate valve used in petroleum, petrochemical, natural gas and related industries

Publish Date: 2022-12-01 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/ZZB 0190-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: \nValve

ICS Name: Gate valve

Publish Date: 2022-12-01

Implement Date: 2022-12-30

Scope

Main technical content: This document specifies the terms and definitions, structural types, basic requirements, technical requirements, test methods, inspection rules, marking, protection, packaging, storage and transportation, and quality commitments for steel gate valves used in the oil, petrochemical, natural gas, and related industries (hereinafter referred to as gate valves). This document is applicable to flanged or welded connection gate valves with nominal pressures of PN16 to PN400, nominal sizes of DN25 to DN1050, and nominal pressures of Class 150 to Class 2500, nominal sizes of NPS1 to NPS42, and applicable temperatures of -46°C to 550°C. It includes: lift-rod thread and bracket type (lift-rod valve, non-lift-rod handwheel), metal sealing pairs, wedge single gate valves, wedge double gate valves, parallel double gate valves, and gate valves with pressure self-tightening sealing covers.