SA-815 CRS32950 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-815 CRS32950

AMS SA-815 CRS32950

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This page is mainly introduced the SA-815 CRS32950 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-815 CRS32950,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for Wrought Ferritic, Ferritic /Austenitic, and Martensitic Stainless Steel Piping Fittings
  • Steel Garde:SA-815 CRS32950
  • Type:Stainless Steels
  • Country:USA
  • Standard:AMS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 SA-815/SA-815M Specification for Wrought Ferritic, Ferritic /Austenitic, and Martensitic Stainless Steel Piping Fittings
  • Metallographic Structure:Austenitic-Ferritic(Duplex steel)
  • Application:Specification for Wrought Ferritic, Ferritic /Austenitic, and Martensitic Stainless Steel Piping Fittings

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Mn   2.00
Si   0.60
P   0.035
S   0.01
Cr 26.00  29.00
Ni 3.50  5.20
Mo 1.00  2.50
N 0.15  0.25

Mechanical Properties

Tensile strength 750~163 σb/MPa
Yield Strength 453 σ 0.2 ≥/MPa
Elongation 85 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 393~762 -
HRC 30 -

Physical Properties

Thermal expansion 06-41 e-6/K
Thermal conductivity 61-54 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3908-6743 째C
Density 7578-8542 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)
SA-815 CRS32950 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