39NiCrMo3 / 1.6510 Forged Steel Bar OD 80 - 1200mm For Mechanical Engineering

39NiCrMo3 /1.6510 forged alloy steel bar for mechanical purpose, OD: 80-1200mmSmall MOQ

Applications

For permanently stressed components with large cross sections for automotive and mechanical engineering. For economic performance under severe dynamic stress, parts must be designed for optimum strength or toughness.

Chemical Composition (%)

Carbon 0.35-0.43

Silicon 0.15-0.40

Manganese 0.50-0.80

Phosphorus 0.035max

Sulphur 0.035 max

Chromium 0.60-1.00

Nickel 0.70-1.00

Molybdenum 0.15-0.25

SIZE RANGE:

Round:

Hot Forged: 80mm-1500mm

Flat:

Hot forged: Thickness:150-600mm Width: up to 1600mm

SURFACE FINISHES

Black, Peeled(K12), Cold Drawn, Turned & Polished(H10, H11), Precision Ground(H9, H8)

Test: Ultrasonic test according to SEP 1921-84

Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.