Japanese carbon tool steel, the steel has high strength, good wear resistance, toughness and good enough durability, with good machinability characteristics. 

Chemical composition (Wt%)

Supply size

Thickness: 0.1mm-5.0mm
Width: 5mm-1220mm 

Supplier hardness

Soft-state, semi-hard, hard state (thermal material)

Surface color

Cold white, blue, golden, heat color 

Implementation of standards

Japan JIS G4401 

Use

Damper raft, clutch diaphragm spring, air compressor valves, knitting machine parts, various scraper, ring knives, electrical winding, etc.