S-STAR（SUS420J2 Modified）
★ Excellent Corrosion Resistance.（Martensite Stainless Steel）
★ High Hardness At 53HRC After Heat Treatment. (Prehardened At 32HRC)
★ Ultra Mirror Finished Surface By Special Melting （ESR）Process.
★ Minimal Distortion, Less Than 0.03% After Heat Treatment.
★ DPT Inventory Size
Flat Bars T：～27-155mm W：～310mm
Round Bars D：13～45mm