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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CNS 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.
CNS standard heat resistant steel bar steel grade and chemical composition

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUH660 CNS China

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Si   1.00
Mn   2.00
P   0.040
S   0.030
Cr 13.00  16.00
Ni 24.00  27.00
Mo 1.00  1.50
N  
Al   0.35
Ti 1.90  2.35
V 0.10  0.50
B 0.001  0.010

Mechanical Properties

Tensile strength 778~694 σb/MPa
Yield Strength 531 σ 0.2 ≥/MPa
Elongation 34 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 303~530 -
HRC 30 -

Physical Properties

Thermal expansion 31-58 e-6/K
Thermal conductivity 05-77 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3759-4258 째C
Density 5142-2350 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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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