AISI440F chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AISI440F

AISI AISI440F

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This page is mainly introduced the AISI440F chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AISI440F,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
AISI440F

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
c 0.95  1.2
Si   1
Mn   1.25
P   0.04
S 0.10  0.35
Cr 16  18
Ni   0.75
Mo 0.4  0.6
N   0.08

Mechanical Properties

Tensile strength 771~368 σb/MPa
Yield Strength 591 σ 0.2 ≥/MPa
Elongation 69 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 325~779 -
HRC 30 -

Physical Properties

Thermal expansion 48-25 e-6/K
Thermal conductivity 61-45 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0447-1652 째C
Density 6333-5269 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
AISI440F 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