S12Mn2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S12Mn2

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STAS/SR S12Mn2

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This page is mainly introduced the S12Mn2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S12Mn2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S12Mn2
  • Steel Garde:S12Mn2
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:tool steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
S12Mn2Si STAS/SR Romania
S12Mn2Mo STAS/SR Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 610~442 σb/MPa
Yield Strength 870 σ 0.2 ≥/MPa
Elongation 21 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 209~515 -
HRC 30 -

Physical Properties

Thermal expansion 59-25 e-6/K
Thermal conductivity 74-79 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3845-9930 째C
Density 7271-1292 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)
S12Mn2 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