20MnCrSi11 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20MnCrSi11

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STAS/SR 20MnCrSi11

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This page is mainly introduced the 20MnCrSi11 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20MnCrSi11,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
20MnCrSi11
  • Steel Garde:20MnCrSi11
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:Alloy structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
20MnCrSi11S STAS/SR Romania
20MnCrSi11X STAS/SR Romania
20MnCrSi11XS STAS/SR Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 026~254 σb/MPa
Yield Strength 867 σ 0.2 ≥/MPa
Elongation 71 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 426~607 -
HRC 30 -

Physical Properties

Thermal expansion 68-52 e-6/K
Thermal conductivity 16-52 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5849-3199 째C
Density 8482-4667 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)
20MnCrSi11 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