SA-312 S33228 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-312 S33228

AMS SA-312 S33228

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This page is mainly introduced the SA-312 S33228 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-312 S33228,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for Seamless and Welded Austenitic Stainless Steel Pipes
  • Steel Garde:SA-312 S33228
  • Type:Stainless Steels
  • Country:USA
  • Standard:AMS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 SA-312/SA-312M Specification for Seamless and Welded Austenitic Stainless Steel Pipes
  • Metallographic Structure:Austenite
  • Application:Specification for Seamless and Welded Austenitic Stainless Steel Pipes

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04  0.08
Mn   1.00
Si   0.30
P   0.02
S   0.015
Cr 26.0  28.0
Ni 31.0  33.0
Ce 0.05  0.10
Nb 0.10  1.00
Al   0.025

Mechanical Properties

Tensile strength 825~141 σb/MPa
Yield Strength 109 σ 0.2 ≥/MPa
Elongation 68 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 090~069 -
HRC 30 -

Physical Properties

Thermal expansion 77-05 e-6/K
Thermal conductivity 30-34 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0291-3295 째C
Density 8043-1825 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-312 S33228 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