20MnCr5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20MnCr5

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UNE 20MnCr5

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This page is mainly introduced the 20MnCr5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20MnCr5,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
20MnCr5
  • Steel Garde:20MnCr5
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural alloy steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
GS-20MnCr5 DIN Germany
EN 20MnCr5 EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 273~983 σb/MPa
Yield Strength 919 σ 0.2 ≥/MPa
Elongation 10 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 018~197 -
HRC 30 -

Physical Properties

Thermal expansion 37-85 e-6/K
Thermal conductivity 49-15 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5312-8209 째C
Density 4355-1619 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)
20MnCr5 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