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.
Hot-formed stainless steel sections

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 138~433 σb/MPa
Yield Strength 408 σ 0.2 ≥/MPa
Elongation 78 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 618~662 -
HRC 30 -

Physical Properties

Thermal expansion 48-96 e-6/K
Thermal conductivity 34-35 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8122-3628 째C
Density 2844-8927 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