SUS 304 LFB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 304 LFB

JIS SUS 304 LFB

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This page is mainly introduced the SUS 304 LFB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 304 LFB,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   0.03
Si   1.00
Mn   2.00
P   0.045
S   0.03
Cr 18.00  20.00
Ni 9.00  13.00
Mo  
N  

Mechanical Properties

Tensile strength 131~945 σb/MPa
Yield Strength 857 σ 0.2 ≥/MPa
Elongation 47 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 926~587 -
HRC 30 -

Physical Properties

Thermal expansion 09-78 e-6/K
Thermal conductivity 66-42 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5052-9848 째C
Density 7056-9269 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 304 LFB 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