4140 alloy tool steel bar
1.Grade:Alloy steel bar AISI 4140 / GB 42CrMo / DIN 1.7225/42CrMo4 / JIS SCM440
2.
standard | C | Si | Mn | Mo | Cr |
42CrMo | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.15-0.25 | 0.90-1.20 |
3.Application: Mainly used for making various kinds of machinery,automobile,mining spare part.
4.Process: EAF+LF+VD (ESR furnace for optional)
5.Delivery condition: Hot forged, Heat-treatment (Normalized / Annealed / Quenched / tempered), Rough machining.
We are manufacture, we can supply kinds of tool steel flat bars with the competitive price and high-quality service,.welcome to contact us when your are free .
Finished products with Different surface condition
Turned surface of round bar
Black surface of round bar
Milled surface flats
Black surface flats
