422 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 422

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YB 422

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This page is mainly introduced the 422 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 422,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Martensitic Stainless Steel Bars for High-Temperature Service

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.22
Si   0.40
Mn   0.75
P  
S  
Ni   0.75
Cr   12.50
Al  
Cu  
Ti  
Fe   remaining
N  
Mo   1.00
W   1.00
V   0.22

Mechanical Properties

Tensile strength 554~842 σb/MPa
Yield Strength 539 σ 0.2 ≥/MPa
Elongation 49 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 908~114 -
HRC 30 -

Physical Properties

Thermal expansion 13-90 e-6/K
Thermal conductivity 57-95 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1064-1686 째C
Density 6370-0863 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)
422 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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