SM520YB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SM520YB

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CNS SM520YB

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This page is mainly introduced the SM520YB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SM520YB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SM520YB
  • Steel Garde:SM520YB
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 747~784 σb/MPa
Yield Strength 355 σ 0.2 ≥/MPa
Elongation 13 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 438~624 -
HRC 30 -

Physical Properties

Thermal expansion 91-54 e-6/K
Thermal conductivity 64-81 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0159-1600 째C
Density 8821-2572 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)
SM520YB Special Alloy 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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