annealed black steel for cold rolled ST12, DC01, SPCC Thickness: 0.15-2. ... CRStandard: GB, JIS, DINGrade: ST12, DC01, SPCCFull Hard Cold Rolled Steel Coil ST12, DC01, SPCCThickness: 0.17-2.0mmWidth: 1000, 1219 ... , light industry, electronics, electromechanical, automobile, fabrication, and etc. Offer annealed black steel for cold rolled