05X21H12Γ2БPЩ chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 05X21H12Γ2БPЩ

GOST 05X21H12Γ2БPЩ

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This page is mainly introduced the 05X21H12Γ2БPЩ chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 05X21H12Γ2БPЩ,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.05
Si 0.20  0.80
Mn 2.00  2.80
P   0.035
S   0.020
Cr 20.00  22.00
Ni 12.00  13.00
Mo   0.30
Zr 0.51  0.80
V 0.25  0.50
Al 0.20  0.65
Nb   0.20

Mechanical Properties

Tensile strength 562~258 σb/MPa
Yield Strength 274 σ 0.2 ≥/MPa
Elongation 12 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 383~260 -
HRC 30 -

Physical Properties

Thermal expansion 49-39 e-6/K
Thermal conductivity 89-88 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0837-4162 째C
Density 2762-8383 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)
05X21H12Γ2БPЩ Stainless Steels 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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