... surface Cold Work Tool Steel Cr12,D3, SKD1 ,1.2080Characteristics:1.A kind of widely used cold work tool steel, ... Approx.Hot forming temperature: 1050-850 CentigradeQuenching temperature: 940-970 CentigradeHardening media: oil quenching, Salt bath 220-250 Centigradeor ... with guaranteed,please contact usService:Excelent after sales serviceNote:1. According to national standard (GB)for our products, ...