GB/T 17213.9-2024 Active National standards

GB/T 17213.9-2024 Industrial-process control valves—Part 2-3:Flow capacity—Test procedures

Publish Date: 2024-10-26 Implement Date: 2025-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 17213.9-2024

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Executor

ICS Name: \nValve Comprehensive

Publish Date: 2024-10-26

Implement Date: 2025-05-01

Pages: 39 pages

Scope

This document provides a test procedure for the flow capacity of industrial process control valves, used to determine the following variables in the equation given in IEC 60534-2-1:
a) Flow coefficient C;
b) Liquid pressure recovery coefficient FL of control valves without attached pipe fittings;
c) Composite coefficient FLP of liquid pressure recovery coefficient and pipe geometry coefficient for control valves with attached pipe fittings;
d) Pipe geometry coefficient FP;
e) Pressure difference ratio coefficients xT and xTP;
f) Control valve type correction coefficient Fd;
g) Reynolds number coefficient FR.

Development Information

Word Count: 68 Thousand words Pages: 39 pages

Replace the following standards

GB/T 17213.9-2005 Industrial-process control valves—Part 2-3:Flow capacity—Test procedures

Referenced Standards

GB/T 17213.2-2017 Industrial-process control valves—Part 2-1:Flow capacity—Sizing equations for fluid flow under installed conditions IEC 60534-1 IEC 60534-8-2 IEC 61298-1 IEC 61298-2