40CrMo5-6 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40CrMo5-6

ISO 40CrMo5-6

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This page is mainly introduced the 40CrMo5-6 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40CrMo5-6,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Wrought steels for use at elevated temperatures in engines
  • Steel Garde:40CrMo5-6
  • Type:Stainless Steels
  • Country:International
  • Standard:ISO
  • Standard Number:
    ITEM Standard Number Descriptions
    1 ISO/TR 4956 Wrought steels for use at elevated temperatures in engines
  • Metallographic Structure:Bainite
  • Application:Wrought steels for use at elevated temperatures in engines

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.35  0.45
Si 0.15  0.40
Mn 0.40  0.70
P   0.035
S   0.035
Cr 1.00  1.50
Mo 0.50  0.80
Ni  

Mechanical Properties

Tensile strength 885~115 σb/MPa
Yield Strength 213 σ 0.2 ≥/MPa
Elongation 75 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 240~938 -
HRC 30 -

Physical Properties

Thermal expansion 79-09 e-6/K
Thermal conductivity 00-91 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2701-5545 째C
Density 2565-4208 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)
40CrMo5-6 Stainless Steels 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

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