Specifications

alloy forging steel 4140
1)Dia20-650mm*L1.6-6m
2)Technique: Hot rolled or forged
3)black
4)annealing or pre-hardened

ALLOY FORGING STEEL 4140 4340 1.2311 1.2312 1.2738 1.2083 1.2316 NAK80 1.2379 1.2080 1.1730 EN19

 

 

1. Grade: 1.7225 Steel Round Bar 

 

SAE4140,42CrMo4,1.7225

 

 

2. Specification:

 

Dia: 20~650mm  Length:2000-13000mm or as required

 

 

3. Delivery condition:

 

Hot rolled + black/turned surface;

 

Hot forged+ Turned (optional)

 

 

4. Chemical composition(for reference only):

 

C	Mn	Si	Cr	Ni	Cu	P	S
0.17-0.23	0.30-0.60	0.15-0.40	1.25-1.75	3.25-3.75	≤0.25	≤0.030	≤0.030

 

5. Application:

 

various large-sized mirror plastic mould, precision plastic mould, like: cars accessies, home appliances, electronic equipment plastic mould

 

 

6. Inspection:

 

100% Ultrasonic according to the test standards: SEP1921-84,GR.3 CLASS C/C 

 

7.Packing: raw

 

 

8. Delivery time: 10~20 days after order confirmed

  

9. Payment terms: T/T or L/C at sight.

 

 

 

Note:

 

1. The chemical composition and technical details are according to Chinese standard---GB, if you have your own requires, you can just send it to us, we can custom-made exactly what you need.

 

 

2. We can provide hot rolled or forging round bar as above, also we can also provide hot rolled flat bar or steel plate for thickness 20~400mm.

 

 

3. Anytime you have any mould steel inquires, pls just send us all details, we would reply you in the shortest time.