Home / Standards / GB/T 24171.2-2009 GB/T 24171.2-2009 Active Metallic materials - Sheet and strip - Determinations of forming limit curves - Part 2: Determinations of forming limit curves in laboratory 金属材料 薄板和薄带 成形极限曲线的测定 第2部分：实验室成形极限曲线的测定 Standard Type GBT ICS 77.040.10 CCS H22 Status 现行 Issue Date 2009-06-25 Implementation 2010-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会