T/NXJX 016-2021 Active Group standards

T/NXJX 016-2021 Steam multiple-stage pressure reduction regulating valve

Publish Date: 2021-09-10 Implement Date: 2021-10-10 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/NXJX 016-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: The piston internal combustion engine and other power equipment

ICS Name: Other valves

Publish Date: 2021-09-10

Implement Date: 2021-10-10

Scope

Scope: This document specifies the terms and definitions, product classification and basic parameters, requirements, test methods, inspection rules, marking, packaging, and storage for multi-stage steam pressure-reducing control valves. This document applies to multi-stage steam pressure-reducing control valves (hereinafter referred to as pressure-reducing control valves) with nominal diameters of DN25 to DN600 and NPS1 to NPS24, nominal pressures of PN63 to PN420 and Class600 to Class2500, and media of superheated steam above 400°C, consisting of pneumatic or electric actuators and valves. The relevant content in this document also applies to independent valve assemblies, and other pressure-reducing control valves for similar purposes may be referenced as well. Main technical contents: 4 Product classification and basic parameters 5 Requirements 6 Test methods 7 Inspection rules 8 Marking, packaging, and storage