Home / Standards / GB/T 5027-1999 GB/T 5027-1999 Metallic materials — Sheet and strip — Plastic strain ratio test method 金属薄板和薄带塑性应变比试验方法 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A