SUS 329J 4L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 329J 4L

JIS SUS 329J 4L

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This page is mainly introduced the SUS 329J 4L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 329J 4L,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel bars

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Si   1.00
Mn   1.50
P   0.04
S   0.03
Cr 24.00  26.00
Ni 5.50  7.50
Mo 2.50  3.50
N 0.08  0.30

Mechanical Properties

Tensile strength 656~838 σb/MPa
Yield Strength 830 σ 0.2 ≥/MPa
Elongation 68 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 686~938 -
HRC 30 -

Physical Properties

Thermal expansion 79-59 e-6/K
Thermal conductivity 09-08 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5860-5334 째C
Density 6787-3244 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 329J 4L 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