20X25H20C2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20X25H20C2

GOST 20X25H20C2

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This page is mainly introduced the 20X25H20C2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20X25H20C2,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   0.20
Si 2.00  3.00
Mn   1.50
P   0.035
S   0.020
Cr 24.00  27.00
Ni 18.00  21.00
Mo   0.30
W   0.20
Ti   0.20

Mechanical Properties

Tensile strength 259~834 σb/MPa
Yield Strength 933 σ 0.2 ≥/MPa
Elongation 93 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 800~069 -
HRC 30 -

Physical Properties

Thermal expansion 89-94 e-6/K
Thermal conductivity 74-36 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4116-9868 째C
Density 9210-8324 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)
20X25H20C2 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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