S450 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S450

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GBT S450

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This page is mainly introduced the S450 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S450,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S450
  • Steel Garde:S450
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
UNS S45000 UNS USA
UNS S45000 UNS USA
S45000 UNS USA
S45000 UNS USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 972~904 σb/MPa
Yield Strength 789 σ 0.2 ≥/MPa
Elongation 40 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 998~211 -
HRC 30 -

Physical Properties

Thermal expansion 22-07 e-6/K
Thermal conductivity 03-83 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3801-1432 째C
Density 1391-4880 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)
S450 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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