China 'QB/T 1901.2-2006
' 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 1901.2-2006
Watch-cases and accessories good alloy coverings. Part 2: Determination of fineness, thickness, corrosion resistance and adhesion 表壳体及其附件 金合金覆盖层 第2部分:纯度、厚度、耐腐蚀性能和附着力的测试
Issued Date:2006-9-14
Implemented Date:2007-5-1
Issued by:
The Standardization Administration of the People's Republic of China
GB Standard Code
QB/T 1901.2-2006
Standard Category
China Light Industry
Standards
GB Standard English Title
Watch-cases and accessories good alloy coverings. Part 2: Determination of fineness, thickness, corrosion resistance and adhesion