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BM2

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BM2 BM4
#BM2

Description

UK BM2 Carbide for cutting tools and BM2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: BM2
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy BM2 UK Carbide for cutting tools
BT15
BT15
BT20①
BT20①
BT20①
BT20①
BT21
BT21
BT42
BM2

Chemical composition(mass fraction)(wt.%) of the BM2

C(％) Si(％) Mn(％) Cr(％) Ni(％) Mo(％) V(%) W(%) Co(%) Other(%)
0.82-0.92 ≤0.40 ≤0.40 3.75-4.50 ≤0.40 4.75-5.50 1.75-2.05 6.00-6.75 ≤1.00 Cu≤0.20,Sn≤0.05

Mechanical Properties of steel grade BM2

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
447 (≥) 453 (≥) 41 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade BM2

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
13 - -     0.21 -  
746 187 - 22.3 344   -  
857 - 43 13.2   314 134

Heat Treatment of steel grade BM2

Heat treated : 1225°C - 1617°C

Technological Curves of steel grade BM2

Cross Reference Table (Equivalent Grade) of BM2

Grade Standard Country Application
BM2 UK Carbide for cutting tools
BM2 UK Carbide for cutting tools
BM2 BM4
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
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