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> Product > STKM13C Honing Pipe
Feature
﹒Material : STKM13C Carbon steel pipe for machine structural use (KSD3517)
﹒Tensile strength : 52kg / mm² or more
﹒Yield point : 39kg / mm² or more
﹒Elongation : 15% or more
﹒Working accuracy
﹒Roughness of Surface 3.25(KBS 0161)
﹒Straightness 1mm/m
﹒Allowable limit of inner diameter : H8(KSB401)