GB/T 778.4-2018

Active

Meters for cold potable water and hot water—Part 4：Non-metrological requirements not covered in GB/T 778.1

饮用冷水水表和热水水表 第4部分：GB/T 778.1中未包含的非计量要求

Standard Type
GBT
ICS
91.140.60
CCS
N12
Status
Active
Issue Date
2018-06-07
Implementation
2019-01-01
Centralized Committee
中国机械工业联合会
Issuing Authority
国家市场监督管理总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies non-metrological requirements for water meters, such as material durability, pressure resistance, and marking, that are not covered in the metrological part (GB/T 778.1). It is applied in the construction and plumbing industry for the design, manufacturing, and procurement of cold and hot potable water meters used in residential, commercial, and industrial buildings. The standard ensures these meters meet structural and performance criteria for safe, long-term operation in water supply systems.

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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.