China 'QB/T 3817-1999
' Industry standard english version:
QB
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
QB/T 3817-1999
Thickness testing method of the metai deposits and conversion coatings for the light industrial products Metallographic microscopic method 轻工产品金属镀层和化学处理层的厚度测试方法.金相显微镜法
Issued Date:1986-03-11
Implemented Date:1986-12-01
Issued by:
The Standardization Administration of the People's Republic of China
GB Standard Code
QB/T 3817-1999
Standard Category
China Light Industry
Standards
GB Standard English Title
Thickness testing method of the metai deposits and conversion coatings for the light industrial products Metallographic microscopic method