Specifications

tool steel 4140/DIN1.7225/42CrMo4:
1)dia 8-650mm,length 1.6-6m
2)Tech:Hot rolled or forged
3)Surface:Black or machined

tool steel 4140/DIN1.7225/42CrMo4:

  

1. Grade: 40CrMnMo/ASTM 4140

 

 

2. Specification: Dia: 80~800mm  Length:2000-13000mm or as required

 

 

3. Process: EAF+LF+VD+ Forged+ Heat Treatment (Annealed,A Normalized, Q+T)

 

 

4. Machine Capability

 

Tensile strength (N/mm2Mpa): >=980

Elongation %: >=10

Yield strength: >=785

Hardness: HBS <≡217

Reduction of area:>=45%

 

5. Chemical Composition (%): 

C	Si	Mn	Cr	Ni	Mo
			Equal or less than
0.37-0.45	0.17~0.37	0.90-1.20	0.90-1.20	0.20-0.30	0.20-0.30

 

 

 

 

 

6. Inspection: 100% Ultrasonic according to the test standards:SEP1921-84,GR.3 CLASS C/C or by SGS ,AHK or Alex Stewart

 

 

7. Packing situation: standard seaworthy packing or as customer required

 

 

8. Delivery time: 30 days after order confirmed

 

 

 

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

 

 

Note: 

1. According to national standard (GB)for our products, if not, supply according to national standards(GB) or agreement. 

 

 

2. We can not only provide electric furnace +LF+VD and electroslag re-melting(ESR)steel forging materials, but also forging products of piece, bar, etc. 

 

 

3. Our company is equipped with roll equipment and can provide our customers with roll billets or finished. 

 

 

4. Please send us your detailed specifications when inquire.We will reply to you ASAP.