35NiCr6 Alloy Steel for Quenching and Tempering 1.5815 35NC6

35NiCr6 Alloy Steel for Quenching and Tempering 1.5815 35NC6

Shape: Round, Square, Flat, Block, profiled…

Round: Dia 3mm-1500mm (Cold drawn / Hot rolled / Forged).

Square/Flat: Th 4-120mm x W 4-610mm (Cold drawn / Hot rolled).

Block: Th 100-1500mm x W 100-1600mm (Forged).

Plate: Th 5-400mm x W 1000-2300mm (Hot rolled).

Profiled: According to drawing.

Surface: Smooth, Peeled, Turned, Grinded, Polished, Milling, Black…

MOQ: 2.00-5.0ton.

35NiCr6 Alloy Steel for Quenching and Tempering 1.5815 35NC6


35NiCr6 Alloy steel for heat improvement characterized by high strength properties, good ductility, resistance to fatigue and impact. Used for heavy-duty parts of engines, devices and machines, used in the production of crankshafts, gears, shafts, bolts, heat-treated gears and piston rods, etc.

Quality Standard

-DIN EN 10083-3 Steel for quenching and tempering alloy steels.

Steel Grades

EN                                         DIN                                ANFOR

35NiCr6                             1.5815                             35NC6

Chemical Composition(%)

C Si Mn P S Cr Mo Ni
0.30-0.37 0.40 max 0.60-0.90 0.025 max 0.025 max 0.80-1.10 0.15 max 1.20-1.60

Mechanical Properties

Heat treatment Diameter
Tensile Strength Rm (Mpa) Yield Strength Rp0.2 (Mpa) Elongation % in 2″ (%) Reduction Of Area (%) Impact Test
Q+T 16 max 880-1080 740 min 12 min 40 min /
Q+T 16-40 880-1080 740 min 14 min 40 min 35 min
Q+T 40-100 780-980 640 min 15 min 40 min 35 min

Heat treatment
Hardening at 840 – 860 ℃ with cooling in water or oil.
Tempering at a tempering of 530 – 630℃.


1,500 ton per month.


Chemical analysis, Mechnical analysis, Ultrasonic testing, Metallographic, Surface quality and dimension report.


Each bundle of max 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.

Mill’s Test Certificate

EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.