CK45 Chrome Plated Bar State:ground,hard chrome plated,tempered Grade: CK45/S45/SAE1045,SCM440/SAE4140,SAE4340 CK45 Chrome Plated Bar/Hydraulic Cylinder Piston RodSupply Condition ... and chrome plated,temperedGrade: CK45/S45/SAE1045,SCM440/SAE4140,EN8D,ST 52,16Mn,20Mn,E355,SAE1020,SUS 304/316Type: Normal,Induction HardenedMetric ...