S63018 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S63018

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UNS S63018

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This page is mainly introduced the S63018 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S63018,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel for exhaust valves

Cross Reference Table(Equivalent Materials):

Material Standard Country
EVl5 UNS USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.28  0.38
Si 0.60  0.90
Mn 1.50  3.50
P  
S  
Cr 22.0  24.00
Ni 7.00  9.00
Mo   0.50
N 0.28  0.35

Mechanical Properties

Tensile strength 588~460 σb/MPa
Yield Strength 631 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 277~075 -
HRC 30 -

Physical Properties

Thermal expansion 42-35 e-6/K
Thermal conductivity 55-31 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8545-0428 째C
Density 2055-2209 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)
S63018 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