S40945 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S40945

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AISI S40945

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This page is mainly introduced the S40945 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S40945,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Ferritic Chromium Stainless Steel with Columbium

Cross Reference Table(Equivalent Materials):

Material Standard Country
A 176 S40945 SAE USA
A 240 S40945 SAE USA
A 959 S40945 SAE USA
SA-240 S40945 AMS USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Mn   1.00
Si   1.00
P   0.04
S   0.03
Cr 10.50  11.70
Ni   0.50
Mo  
Nb 0.18  0.40
Ti 0.05  0.20
N   0.03

Mechanical Properties

Tensile strength 822~450 σb/MPa
Yield Strength 309 σ 0.2 ≥/MPa
Elongation 19 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 370~613 -
HRC 30 -

Physical Properties

Thermal expansion 47-85 e-6/K
Thermal conductivity 16-67 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9760-6997 째C
Density 9354-9215 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)
S40945 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