SUS 347 HFB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 347 HFB

JIS SUS 347 HFB

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This page is mainly introduced the SUS 347 HFB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 347 HFB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel blooms and billets for forgings

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Si   1.00
Mn   2.00
P   0.045
S   0.03
Cr 17.00  19.00
Ni 9.00  13.00
Mo  
N  
Nb 10×C% 

Mechanical Properties

Tensile strength 971~423 σb/MPa
Yield Strength 469 σ 0.2 ≥/MPa
Elongation 01 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 897~201 -
HRC 30 -

Physical Properties

Thermal expansion 95-42 e-6/K
Thermal conductivity 39-13 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0562-3937 째C
Density 3744-1424 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 347 HFB 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