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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	311～050	σb/MPa
Yield Strength	613	σ 0.2 ≥/MPa
Elongation	97	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	080～045	-
HRC	30	-

Physical Properties

Thermal expansion	44-87	e-6/K
Thermal conductivity	28-05	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7729-7449	째C
Density	7378-5280	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