Q460 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q460

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GBT Q460

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This page is mainly introduced the Q460 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q460,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Q460
  • Steel Garde:Q460
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
Q460 GBT China
Q460 GBT China
Q460 GBT China
Q460 GBT China
Q460 GBT China
Q460NH GBT China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 398~377 σb/MPa
Yield Strength 110 σ 0.2 ≥/MPa
Elongation 55 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 647~714 -
HRC 30 -

Physical Properties

Thermal expansion 06-56 e-6/K
Thermal conductivity 11-35 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2803-9526 째C
Density 7788-9116 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)
Q460 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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