58SiCr8 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 58SiCr8

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EN 58SiCr8

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This page is mainly introduced the 58SiCr8 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 58SiCr8,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Alloyed SiCr steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.55  0.63
Si 1.70  2.00
Mn 0.60  0.90
P   0.035
S   0.035
Cr 0.35  0.45
Mo  
V  

Mechanical Properties

Tensile strength 598~826 σb/MPa
Yield Strength 270 σ 0.2 ≥/MPa
Elongation 42 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 169~749 -
HRC 30 -

Physical Properties

Thermal expansion 46-69 e-6/K
Thermal conductivity 06-53 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2870-8580 째C
Density 7396-8757 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)
58SiCr8 Tool Die 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

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