상세설명
﹒재질(material) : sus440c
﹒조도(surface roughness): ≤0.25~0.35 RA
﹒축경공차(D Tolerance) : g6 (g5)
﹒직진도(Straightness) : ≤ 0.2mm/1m
﹒마르텐사이트계
﹒고주파열처리(High-frequency Quenching)
﹒표면강도(Hardness) : HRC 55~58
﹒열처리 두께(Hardening Layer) : 0.8mm~3mm이상
