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.
Heat-resisting steel bars and wire rods

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 792~131 σb/MPa
Yield Strength 088 σ 0.2 ≥/MPa
Elongation 03 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 464~446 -
HRC 30 -

Physical Properties

Thermal expansion 12-94 e-6/K
Thermal conductivity 70-84 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3309-2784 째C
Density 3828-9170 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