1.7711 Special Steel

Everything You Need to Know About 40CrMoV4-6, B16 1.7711 Alloy Steel EN 10269: 2013 (E)

1.7711 Structural Alloy Steel Description

1.7711 alloy steel is high-temperature structural steel. The 40CrMoV4-6 is an alloy steel that has been formulated for primary forming into wrought products. The 1.7711 alloy steel is used to making highly stressed parts of vehicles and other parts.

1.7711 Alloy Steel Applications

The 1.7711 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. Nuts
  2. Bolts
  3. Crankshafts
  4. Gears
  5. Motor components
  6. Spindles
  7. Axles
  8. Parts of larger cross-sections

1.7711 Alloy Steel Chemical Composition

The chemical composition of 1.7711 alloy steel is:

1.7711 steel chemical element % present
Carbon (C) 0.36 to 0.44%
Manganese (Mn) 0.45 to 0.85%
Silicon (Si) [Max] ≤ 0.40%
Chromium (Cr) 0.90 to 1.20%
Phosphorus (P) [Max] 0.025%
Sulphur (S) [Max] 0.035%
Molybdenum (Mo) 0.50 to 0.65%
Aluminium (Al) ≤ 0.015%
Vanadium (V) 0.25 to 0.35%

1.7711 Alloy Steel Heat Treatment

1.7711 steel hot work and heat treatment temperature
Tempering °C Normalising °C Solution Annealing °C Quenching °C
670 to 720 880 to 950 880 to 950 880 to 950
Oil or Water Oil or Water Oil or Water

1.7711 Alloy Steel Properties

Here are the properties of 1.7711 alloy steel:

  1. Low thermal conductivity
  2. Hardenable

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