4140 alloy forged steel bars

FOB Reference Price : Get Latest Price


Thickness :
from 0.1mm to 30mm

Grade :
200 Series/300 Series/400series

Surface :
BA/2B/NO.1/NO.3/NO.4/8K/HL/2D/1D

Standard :
JIS, AiSi, ASTM, GB, DIN, EN

Type :
sheet, coil, pipe, bar, strip, wire

Material :
stainless steel, carbon steel, galvanized, aluminum, copper, alloy steel

Email :
info@asiametalltd.com (your request will be responsed within 1 hour.)

 4140, 42CrMo4, Scm440 ,En19, forged Steel Round Bar

AISI 4140 Alloy Steel Used for big gear, supercharger drive gear, rear axle, the load of connecting rod and a spring clip, can also be used to under 2000m deep well of oil drill pipe joint and the fishing tool and so on.

4140 steel Chemical composition:

C Si Mn P S Cr Ni Mo Cu AI V
 
0.42/0.50
 
0.17/0.37
 
0.50/0.80
 
≤0.035
 
≤0.035
 
0.9/1.2
 
≤0.2
 
0.15/0.25

 

≤0.3

 

0.02/0.5

 

≤0.05

 

Equivalent Grades: SAE 4140 JIS SCM440
  Greman W.Stoff No. 1.7225 GB 40CrMo
  BS 708M40 DIN 42CrMo4

 

SPECIFICATION OF ALLOY STEEL AISI 4140 ROUND BARS

Diameter:

130mm-1000mm (optional)

Length:

1000mm-12000mm Straightness: 3mm/M max(optional)

Process:

Forged from vacuum degassed ingots.

Delivery condition:

Hot forged  Rough machined (black surface after Q/T)  Turned (optional)

Delivery Time:

30-60days

Heat treatment:

Normalized / Annealed / Quenched / tempered (optional)

Technical Data:

According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing

Properties:

As your request

Test:

Ultrasonic test according to SEP 1921-84  Class C/c and D/d  (optional)

Marking:

Grade, heat NO. length will be stamped one each bar with required color

Payment:

30% advance by T\T, Balance pay before the shipment against shipping documents or irrevocable LC at sight


 

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