China 'GB/T 24171.1-2009
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 24171.1-2009
Metallic materials - Sheet and strip - Determination of forming limit curves - Part 1: Measurement and application of forming limit diagrams in press shop 金属材料 薄板和薄带 成形极限曲线的测定 第1部分:冲压车间成形极限图的测量及应用
Issued Date:2009-06-25
Implemented Date:2010-04-01
Issued by:
The Standardization Administration of the People's Republic of China