GB/T 37499-2019
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 37499-2019
Safety and control devices for gas burners and gas-burning appliances—Particular requirements—Automatic and semi-automatic valves 燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 自动和半自动阀
Issued Date:2019
Implemented Date:2020-5-1
Issued by:
The Standardization Administration of the People's Republic of China