Steel: 40NiGr6 (Germany) / 3140 (USA)

Comments:
Improved hardenability of big parts! Increased strenght and toughness! Resistance to vibrating and dynamic load!
Designation: axles, shafts, gear wheels, connecting rods, couplings, pinion shafts, spindles, arms, piston rods, cylinders and other critical parts.

Composition:

Chemical element	Quantity, %
Nickel	1.0-1.4
Manganese	0.5-0.8
Silicon	0.17-0.37
Phosphorus	0.035, <
Chrome	0.45-0.75
Carbon	0.36-0.44
Sulfur	0.035, <
Copper	0.30, <

Forging details:

Type of forging: Squares

Size(mm): side 130-550

Production order