T/ZZB 2057-2021 Active Group standards

T/ZZB 2057-2021 Low temperature butterfly valve

Publish Date: 2021-03-01 Implement Date: 2021-03-31 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Price: $ 20.00

Out of stock

Basic Information

Standard Code: T/ZZB 2057-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: \nValve

ICS Name: Other valves

Publish Date: 2021-03-01

Implement Date: 2021-03-31

Scope

Main technical content: This document specifies the terms and definitions, basic requirements, technical requirements, test methods, inspection rules and markings, packaging, transportation and storage, and quality commitments for low-temperature butterfly valves. This document is applicable to low-temperature butterfly valves (hereinafter referred to as butterfly valves) with nominal pressures of PN16 to PN100 (Class 150 to Class 600) and nominal diameters of DN100 to DN800 (NPS4 to NPS32) operating in temperatures ranging from -196°C to -29°C.