SUS 304N1 WPA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 304N1 WPA

JIS SUS 304N1 WPA

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This page is mainly introduced the SUS 304N1 WPA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 304N1 WPA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel wires for springs

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 18.00  20.00
Ni 8.00  10.50
Mo  
N  

Mechanical Properties

Tensile strength 292~265 σb/MPa
Yield Strength 372 σ 0.2 ≥/MPa
Elongation 26 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 856~294 -
HRC 30 -

Physical Properties

Thermal expansion 31-81 e-6/K
Thermal conductivity 48-70 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7111-1900 째C
Density 0835-0015 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 304N1 WPA 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