Type:
Alloy Steel Tube.
Material and Grade:
SAE 4340.
Size: Diameter 68mm, Length 6m.
Manufacture Method: Cold Drawn.
Independence Inspection: Chemical Test, Mechanical Test.
Application: For Mechanical Service.
Third Party Inspection: SGS, BV, INTERNET, etc.
Packing: In Bundles by Steel Strips/Pallet/Wooden Case or as Your Requirement.
Payment Terms: TT/LC, West Union, Paypal, O/A.
Delivery Time: 7-25 Days after Receiving the Deposit.
Chemical Composition and Mechanical Property for 4340 |
Grade |
Chemical Components |
|
|
|
Mechanical Performance |
4340 |
C(Max) |
Mn(Max) |
S(Max) |
Si(Max) |
Cr |
Mo |
W |
Ni |
Tensile Strenght(Min) |
Yield Strenght(Min) |
Mpa |
Mpa |
0.37-0.44 |
0.50-0.80 |
0.3 |
0.17-0.37 |
0.60-0.90 |
0.15-0.25 |
0.50-0.80 |
1.25-1.65 |
980 |
835 |