SUS 631-CSP chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 631-CSP

JIS SUS 631-CSP

Profile

This page is mainly introduced the SUS 631-CSP chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 631-CSP,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold rolled stainless steel strip for springs

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUS 631 JIS Japan
SUS 631 JIS Japan
SUS 631 JIS Japan
SUS 631 JIS Japan
SUS 631 JIS Japan
SUS 631 J1 JIS Japan
SUS 631 J1 JIS Japan
SUS 631J1-WPC JIS Japan

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.09
Si   1.00
Mn   1.00
P   0.04
S   0.03
Cr 16.00  18.00
Ni 6.50  7.75
Mo  
N  
Al 0.75  1.50

Mechanical Properties

Tensile strength 973~962 σb/MPa
Yield Strength 757 σ 0.2 ≥/MPa
Elongation 44 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 435~667 -
HRC 30 -

Physical Properties

Thermal expansion 68-30 e-6/K
Thermal conductivity 28-89 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5335-5045 째C
Density 3199-2419 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 631-CSP 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