中華人民共和國國家標準
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 金屬材料 薄闆和薄帶 成形極限曲線的測定 第1部分:沖壓車間成形極限圖的測量及應用
Issued Date:2009-06-25
Implemented Date:2010-04-01
Issued by:
The Standardization Administration of the People's Republic of China