Steel VCN 150
Characteristics
It has high hardenability and is capable of giving good properties in large sections. It is relatively free from temper brittleness and retains useful machinability at relatively high hardness.
Equivalent VCN 150
Thyssen 6582, DIN 34NiCrMo6, ASSAB 705, JIS SMCM 431, AISI 4340
Availability
Round bar
Round bar
Chemical Composition (%)
| C | Si | Mn | P | S | Ni | Cr | Mo |
| 0.38–0.43 | 0.20–0.35 | 0.60–0.80 | 0.40 Max | 0.040 Max | 1.65–2.00 | 0.70–0.90 | 0.20-0.30 |
Mechanical Properties
Hardening Temp : 820 – 850 C
Ouenching Medium : Oil
Hardness as Supplied : 220 – 250 BHN,
Sizes Available : 20mm – 300mm
Applications
Automotive crankshafts and rear axle shafts, aircrafts crankshafts, Connecting Rods, Propeller Hubs, Gears, Drive shafts, Landing gear parts and heavy duty parts of rock drill
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