S40300 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S40300

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AISI S40300

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This page is mainly introduced the S40300 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S40300,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Martensitic Stainless Steel (Hardenable by Heat Treatment)

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Mn   1.00
Si   0.50
P   0.04
S   0.03
Cr 11.50  13.00
Ni  
Mo  

Mechanical Properties

Tensile strength 155~158 σb/MPa
Yield Strength 483 σ 0.2 ≥/MPa
Elongation 79 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 531~072 -
HRC 30 -

Physical Properties

Thermal expansion 09-24 e-6/K
Thermal conductivity 24-55 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7228-4403 째C
Density 5636-4069 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)
S40300 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