SUS 420F chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 420F

JIS SUS 420F

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This page is mainly introduced the SUS 420F chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 420F,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold finished stainless steel bars

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUS 420F JIS Japan
SUS 420F JIS Japan
SUS 420F JIS Japan
SUS 420F2 JIS Japan
SUS 420F2 JIS Japan
SUS 420F2 JIS Japan
SUS 420F2 JIS Japan

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.26  0.40
Si   1.00
Mn   1.00
P   0.06
S   0.15
Cr 12.00  14.00
Ni   0.60
Mo   0.60
N  

Mechanical Properties

Tensile strength 643~605 σb/MPa
Yield Strength 194 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 352~071 -
HRC 30 -

Physical Properties

Thermal expansion 81-80 e-6/K
Thermal conductivity 25-01 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9484-9247 째C
Density 5051-3836 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)
SUS 420F 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