中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 42275-2022
Cemented carbide - Determination of total carbon content - High frequency combustion infrared absorption method/thermal conductivity method 硬质合金 总碳量的测定 高频燃烧红外吸收法/热导法
Issued Date:2022/12/30
Implemented Date:2023/4/1
Issued by:
The Standardization Administration of the People's Republic of China