30CrMnSiNi2A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30CrMnSiNi2A

GBT 30CrMnSiNi2A

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This page is mainly introduced the 30CrMnSiNi2A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30CrMnSiNi2A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
30CrMnSiNi2A
  • Steel Garde:30CrMnSiNi2A
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 454~399 σb/MPa
Yield Strength 985 σ 0.2 ≥/MPa
Elongation 85 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 311~152 -
HRC 30 -

Physical Properties

Thermal expansion 80-29 e-6/K
Thermal conductivity 04-19 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8059-1768 째C
Density 1359-2685 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)
30CrMnSiNi2A 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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