China 'TB/T 3212.2-2009
' Industry standard english version:
TB
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
TB/T 3212.2-2009
Metallographic atlas for metallographic microstructure examination of low alloy cast steel for rolling stock. Part 2: Grades C cast steel 机车车辆用低合金铸钢金相组织检验图谱 第2部分:c级铸钢
Issued Date:2009-11-11
Implemented Date:2010-05-01
Issued by:
The Standardization Administration of the People's Republic of China
GB Standard Code
TB/T 3212.2-2009
Standard Category
China Railway & Train
Standards
GB Standard English Title
Metallographic atlas for metallographic microstructure examination of low alloy cast steel for rolling stock. Part 2: Grades C cast steel