R20500 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of R20500

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AISI R20500

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This page is mainly introduced the R20500 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of R20500,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Chromium-Nickel alloy

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.12
Si   0.30
Mn   0.80
Cr   19.00
Ni   14.00
Mo  
Co  
W  
Al  
Cu  
Ti  
Fe   remaining
Nb   1.60

Mechanical Properties

Tensile strength 089~258 σb/MPa
Yield Strength 982 σ 0.2 ≥/MPa
Elongation 83 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 348~337 -
HRC 30 -

Physical Properties

Thermal expansion 29-85 e-6/K
Thermal conductivity 67-87 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6363-4620 째C
Density 2788-2737 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)
R20500 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