GB 42CrMo/ SAE 4140/ JIS SCM 440 round steel

1. Cheapest price---BAO GANG 2. HOT ROLLED 3. Delivery time: 30-60 days

(1) Grade: Round steel  GB 42CrMo/ SAE 4140/ JIS SCM 440

(2) Chemical composition:  %  

C	Si	Mn	P	S	Ni	Cr	Cu	Mo
0.42	0.27	0.65	0.015	0.014	0.018	1.10	0.017	0.23

(3) Mechanical property:

Tensile strength	Yield strength	Akv	Elongation	Reduction of area	Hardness
>=1080 MPA	>=930 MPA	>=63J	>=12%	>=45%	<=217 HBS

(4) Diameter: Φ 20mm to 250mm 

(5) Length: 6m or according to client's request 

(6) Surface condition: Rough repaired 

(7) Delivery Condition: Hot rolled, without heat treatment 

(8) Application: Big gear wheel, Mechanical processing 

(9) Basic manufacturing equipment as follows: 

     Landle furnace

     Vaccum degass

     continuous casting

        Quality inspect

     

GB 42CrMo/ SAE 4140/ JIS SCM 440 round steel