1.6562 Alloy Steel

Everything You Need to Know About 40NiCrMo8-4, 817M40, 1.6562 Alloy Steel

1.6562 Alloy Steel Description

1.6562 alloy steel is a type of steel that has good strength properties. The 40NiCrMo8-4 alloy steel has high hardening properties which are used for thermal improvement on highly stressed machine parts exposed to impact, twisting and vibration, where suitable impact strength is indicated. Unlike other heat treatment products, 1.6562 alloy steel does not exhibit a tendency to temper brittleness. The products made of it also show the best mechanical properties.

1.6562 Alloy Steel Applications

The 1.6562 alloy steel has a good set of properties that makes it a suitable material to create various products and parts. It can be used in various applications. This includes:

  1. Propeller hubs
  2. Control parts
  3. Compressor parts
  4. Pump parts
  5. Press parts
  6. Steam turbine blades

1.6562 Alloy Steel Chemical Composition

The chemical composition of 1.6562 alloy steel is:

1.6562 steel chemical element % present
Carbon (C) 0.38 – 0.43%
Manganese (Mn) 0.60 – 0.80%
Silicon (Si) 0.15 – 0.35%
Phosphorus (P) [Max] 0.035%
Sulphur (S) [Max] 0.040%
Chromium (Cr) 0.70 – 0.90%
Molybdenum (Mo) 0.20 to 0.30%
Nickel (Ni) 1.65 to 2.00%

1.6562 Alloy Steel Heat Treatment

1.6562 steel hot work and heat treatment temperature
Hardening °C Tempering °C Carburising °C Soft Annealing °C
810 to 840 550

1.6562 Alloy Steel Properties

Here are the properties of 1.6562 alloy steel:

  1. Not brittle
  2. Good strength

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