U20852 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of U20852

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GBT U20852

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This page is mainly introduced the U20852 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of U20852,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
U20852
  • Steel Garde:U20852
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 603~748 σb/MPa
Yield Strength 568 σ 0.2 ≥/MPa
Elongation 67 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 649~263 -
HRC 30 -

Physical Properties

Thermal expansion 94-22 e-6/K
Thermal conductivity 13-19 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7163-4350 째C
Density 6525-9586 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)
U20852 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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