SUS 630 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 630

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JIS SUS 630

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This page is mainly introduced the SUS 630 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 630,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel bars

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUS 630 JIS Japan
SUS 630 JIS Japan
SUS 630 JIS Japan
SUS 630 JIS Japan
SUS 630 FB JIS Japan
SUS 630FB JIS Japan

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.07
Si   1.00
Mn   1.00
P   0.04
S   0.03
Cr 15.00  17.00
Ni 3.00  5.00
Mo  
N  
Cu 3.00  5.00
Nb 0.15  0.45

Mechanical Properties

Tensile strength 593~007 σb/MPa
Yield Strength 890 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 306~284 -
HRC 30 -

Physical Properties

Thermal expansion 37-68 e-6/K
Thermal conductivity 89-77 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2172-6430 째C
Density 8824-1424 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 630 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