AISI 503 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AISI 503

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AISI AISI 503

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This page is mainly introduced the AISI 503 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AISI 503,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
AISI 503
  • Steel Garde:AISI 503
  • Type:Special Alloy
  • Country:USA
  • Standard:AISI
  • Application:Martensitic special steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 999~698 σb/MPa
Yield Strength 449 σ 0.2 ≥/MPa
Elongation 31 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 899~437 -
HRC 30 -

Physical Properties

Thermal expansion 31-74 e-6/K
Thermal conductivity 55-44 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1007-5706 째C
Density 2272-1176 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)
AISI 503 Special Alloy 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