BP20 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of BP20

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BP20

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This page is mainly introduced the BP20 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of BP20,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
  • Steel Garde:BP20
  • Type:Special Alloy
  • Country:UK
  • Application:Carbide for cutting tools

Cross Reference Table(Equivalent Materials):

Material Standard Country
BP20 UK

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 186~546 σb/MPa
Yield Strength 498 σ 0.2 ≥/MPa
Elongation 53 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 778~579 -
HRC 30 -

Physical Properties

Thermal expansion 81-39 e-6/K
Thermal conductivity 64-50 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3892-8268 째C
Density 2917-6755 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)
BP20 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