40CrMnMo7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40CrMnMo7

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UNE 40CrMnMo7

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This page is mainly introduced the 40CrMnMo7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40CrMnMo7,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
40CrMnMo7
  • Steel Garde:40CrMnMo7
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural alloy steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
40CrMnMo7 DIN Germany

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 569~430 σb/MPa
Yield Strength 385 σ 0.2 ≥/MPa
Elongation 47 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 158~828 -
HRC 30 -

Physical Properties

Thermal expansion 28-96 e-6/K
Thermal conductivity 72-41 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2426-6516 째C
Density 1895-3599 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
40CrMnMo7 Special Alloy Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download