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BM2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of BM2

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BM2

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This page is mainly introduced the BM2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of BM2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Steel Garde:BM2
Type:Special Alloy
Country:UK
Application:Carbide for cutting tools

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
BM2		UK

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	123～432	σb/MPa
Yield Strength	276	σ 0.2 ≥/MPa
Elongation	36	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	179～410	-
HRC	30	-

Physical Properties

Thermal expansion	69-47	e-6/K
Thermal conductivity	43-42	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4896-1116	째C
Density	8038-0195	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)
BM2 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