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  0.35

Mechanical Properties

Tensile strength 568~619 σb/MPa
Yield Strength 137 σ 0.2 ≥/MPa
Elongation 36 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 726~486 -
HRC 30 -

Physical Properties

Thermal expansion 55-29 e-6/K
Thermal conductivity 47-48 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2361-0219 째C
Density 6270-4631 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