T/ZZB 3717-2024 Active Group standards

T/ZZB 3717-2024 Super high-pressure needle valve

Publish Date: 2024-06-06 Implement Date: 2024-07-06 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 3717-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Mechanical

ICS Name: Other valves

Publish Date: 2024-06-06

Implement Date: 2024-07-06

Scope

Main technical content: This document specifies the structural types and parameters, basic requirements, technical requirements, test methods and inspection rules, marking and quality commitments of ultra-high pressure needle valves (hereinafter referred to as valves). This document is applicable to valves with a pressure of 1034 bar to 2275 bar, a pipe outer diameter of 6.35 mm to 14.28 mm (1/4 in to 9/16 in), and a medium temperature of -54 ℃ to 425 ℃.