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 689~647 σb/MPa
Yield Strength 023 σ 0.2 ≥/MPa
Elongation 40 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 979~560 -
HRC 30 -

Physical Properties

Thermal expansion 03-42 e-6/K
Thermal conductivity 97-55 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6773-3076 째C
Density 1050-7571 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