SAE4340
Grade: carbon steel: S45C /1040/ Q215/ Q235/1025/1030/1035/1050etc.
Alloy steel: 42CrMo/ 16Mn/ 39CrNiMo/ 40CrNiMo/ 5CrMnMo/20CrNiMo etc.
Standard: GB699/GB3077/JIS/EN10083/DIN
Forged steel round bar
General: CrMo alloy structural steel
Uses: applied to the gears, shafts, etc.
Relevant specifications: 1.7225, 42 CrMo4
Chemical composition
C: 0.36/0.44; Si: 0.20- 0.40; Mn: 0.80/1.10; P: Max 0.025; S: Max 0.025,
Cr: 0.90-1.20, Mo: 0.25-0.35; Ni: Max 0.30, [H]: Max 2ppm
Grain size: 6-8
(Example Only and Example is for "T" condition)
Tensile strength: Min. 870 N/MM2
Yield stress: Min. 740 N/MM2
1).Delivery Condition: Hot forged +Normalized+rough turned
Q/T:Quench+ Temper
Annealing
2).Size:Φ85mm~850mm Rectangular steel 150×150-500×500
3). Length: 3000mm ~12000mm
4)Inspecting: UTS according toSEP1921 C/c, D/d, E/e, A388 or GB/T 6402
5)Cut both ends
6)Payment: 30% T/T as advanced payment.
7)Min qty.: 10T
8)Delivery: FOB SHANGHAI PORT
9)Delivery time: 40days
10)Sincerely welcome all of our friends from anywhere visit our factor
