B 424 N08221 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of B 424 N08221

SAE B 424 N08221

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This page is mainly introduced the B 424 N08221 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of B 424 N08221,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Standard Specification for Ni-Fe-Cr-Mo-Cu Alloy (UNS N08825, UNS N08221, and UNS N06845) Plate, Sheet, and Strip UNS N06845) Plate, Sheet, and Strip1
  • Steel Garde:B 424 N08221
  • Type:Stainless Steels
  • Country:USA
  • Standard:SAE
  • Standard Number:
    ITEM Standard Number Descriptions
    1 B 424 (2011) Standard Specification for Ni-Fe-Cr-Mo-Cu Alloy (UNS N08825, UNS N08221, and UNS N06845) Plate, Sheet, and Strip UNS N06845) Plate, Sheet, and Strip1
  • Metallographic Structure:Precipitation-Hardening
  • Application:Standard Specification for Ni-Fe-Cr-Mo-Cu Alloy (UNS N08825, UNS N08221, and UNS N06845) Plate, Sheet, and Strip UNS N06845) Plate, Sheet, and Strip1

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.01
Si   0.05
Mn   1.50
P   0.04
S   0.01
Ni   remaining
Cr 0.50  1.50
Al 0.10  0.50
Cu   0.50
Ti  
Fe 1.00  6.00
Mo 26.00  30.00
Co   2.50

Mechanical Properties

Tensile strength 793~198 σb/MPa
Yield Strength 459 σ 0.2 ≥/MPa
Elongation 86 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 646~548 -
HRC 30 -

Physical Properties

Thermal expansion 34-19 e-6/K
Thermal conductivity 15-22 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0229-5659 째C
Density 7178-0754 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)
B 424 N08221 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