U20502 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of U20502

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GBT U20502

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This page is mainly introduced the U20502 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of U20502,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
U20502
  • Steel Garde:U20502
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 569~085 σb/MPa
Yield Strength 874 σ 0.2 ≥/MPa
Elongation 56 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 449~876 -
HRC 30 -

Physical Properties

Thermal expansion 60-92 e-6/K
Thermal conductivity 00-25 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3624-6858 째C
Density 4585-9380 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)
U20502 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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