T/CMA SB003-2025 Active Group standards

T/CMA SB003-2025 Guidelines for the selection of flow parameters for cold potable water meter

Publish Date: 2025-09-22 Implement Date: 2025-09-23 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/CMA SB003-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: The water supply system

Publish Date: 2025-09-22

Implement Date: 2025-09-23

Scope

This document specifies the terms and definitions, product classification, and selection of flow parameters related to drinking cold water meters (hereinafter referred to as "water meters"). This document is applicable to the selection of flow parameters for water meters that measure the flow of drinking cold water through closed, fully filled pipes, with temperature classes T30 and T50. The flow parameters referred to in this document primarily include the commonly used flow rate Q3 and the ratio of Q3 to the minimum flow rate Q1.