China 'GB/T 20887.4-2010
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20887.4-2010
Continuously hot rolled high strength steel sheet and strip for automobile - Part 4: Transformation induced plasticity steel 汽车用高强度热连轧钢板及钢带 第4部分:相变诱导塑性钢
Issued Date:2010-09-02
Implemented Date:2011-06-01
Issued by:
The Standardization Administration of the People's Republic of China