... SCH10 ,SCH20, SCH40,SCH80 ......XXS Quality StandardASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc- ... 15CrMo, 12C rl MoVJIS G3441: SCM 415 TK, SCM 418 TK, SCM 420 TK, SCM 430 TK, SCM 435 TK, SCM 440 TK JIS G3444: STKM ... Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection.Mill ...