L&H
SUH1 JIS G4311 Heat-resisting steel bars, Corrosion-resisting heat-resisting steel Martensitic steel
SUH1 JIS G4311 Heat-resisting steel bars, Corrosion-resisting / heat-resisting steel Martensitic steel
SUH1 JIS G4311 Heat-resisting steel bars, Corrosion-resisting / heat-resisting steel Martensitic steel