SUH660 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUH660

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JIS SUH660

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This page is mainly introduced the SUH660 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUH660,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
  • Steel Garde:SUH660
  • Type:Stainless Steels
  • Country:Japan
  • Standard:JIS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 G 4311 (2011) Heat-resisting steel bars and wire rods
  • Metallographic Structure:Austenite
  • Application:Heat-resisting steel bars and wire rods

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUH 660 JIS Japan
SUH 660 WSA JIS Japan
SUH 660 WSB JIS Japan
SUH660 JIS Japan
SUH 660WSA JIS Japan
SUH 660WSB JIS Japan

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Si   1.00
Mn   2.00
P   0.04
S   0.03
Cr 13.50  16.00
Ni 24.00  27.00
Mo 1.00  1.50
Ti 1.90  2.35
V 0.10  0.50
Al   0.35
B 0.001  0.010

Mechanical Properties

Tensile strength 293~229 σb/MPa
Yield Strength 745 σ 0.2 ≥/MPa
Elongation 26 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 398~933 -
HRC 30 -

Physical Properties

Thermal expansion 16-78 e-6/K
Thermal conductivity 51-74 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7319-8515 째C
Density 3531-7251 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)
SUH660 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