Home / Standards / GB/T 20915.1-2007 GB/T 20915.1-2007 Active Stamping dies - Elastomer pressure springs - Part 1: General specification 冲模 弹性体压缩弹簧 第1部分:通用规格 Standard Type GBT ICS 25.120.30 CCS J46 Status 现行 Issue Date 2007-03-30 Implementation 2007-09-01 Responsible Dept 国家标准委 Drafting Unit N/A