... slited/rounded edge Hardened and tempered steel stripAttributes1.Catalogue:carbon steel strip,spring steel strip,alloy steelstrip,stainless steel strip.2.Grade ... :CK50,CK60,CK67,CK70,CK75,C75Cr1,50CrV4,60Si2Mn,3Cr13,etc3.Technique:hardened and ... could be provided for testing. Hardened and Tempered Cold Rolled Steel Strip