20MnCrSi11X chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20MnCrSi11X

STAS/SR 20MnCrSi11X

Profile

This page is mainly introduced the 20MnCrSi11X chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20MnCrSi11X,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
20MnCrSi11X
  • Steel Garde:20MnCrSi11X
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:Alloy structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
20MnCrSi11XS STAS/SR Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 797~144 σb/MPa
Yield Strength 280 σ 0.2 ≥/MPa
Elongation 62 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 212~178 -
HRC 30 -

Physical Properties

Thermal expansion 63-03 e-6/K
Thermal conductivity 01-67 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7986-4073 째C
Density 5895-1109 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)
20MnCrSi11X 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