30MoCrNi20S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30MoCrNi20S

STAS/SR 30MoCrNi20S

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This page is mainly introduced the 30MoCrNi20S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30MoCrNi20S,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
30MoCrNi20S
  • Steel Garde:30MoCrNi20S
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 565~851 σb/MPa
Yield Strength 714 σ 0.2 ≥/MPa
Elongation 04 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 149~541 -
HRC 30 -

Physical Properties

Thermal expansion 40-64 e-6/K
Thermal conductivity 13-54 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2513-0724 째C
Density 2116-8918 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)
30MoCrNi20S 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

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