China 'GB/T 10417-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 10417-2008
Specifications for steel-bonded tungsten carbides and determination of its transverse rupture strength, impact toughness and hardness 碳化钨钢结硬质合金技术条件及其力学性能的测试方法
Issued Date:2008-08-11
Implemented Date:2009-02-01
Issued by:
The Standardization Administration of the People's Republic of China