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BT2①

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BT2① BT4
#BT2 #①

Description

UK BT2① Carbide for cutting tools and BT2① Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: BT2①
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy BT2① UK Carbide for cutting tools
BP20
:BP30
:BP30
BS1
BS1
BS2
BS2
BT1
BT1
BT2①

Chemical composition(mass fraction)(wt.%) of the BT2①

C(％) Si(％) Mn(％) Cr(％) V(%) W(%) Co(%)
0.75-0.85 ≤0.40 ≤0.40 3.75-4.50 1.75-2.05 17.5-18.5 ≤0.60

Mechanical Properties of steel grade BT2①

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)
541 (≥) 651 (≥) 43 44 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade BT2①

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
44 - -     0.31 -  
363 626 - 33.3 222   -  
586 - 42 43.2   412 211

Heat Treatment of steel grade BT2①

Heat treated : 1361°C - 1432°C

Technological Curves of steel grade BT2①

Cross Reference Table (Equivalent Grade) of BT2①

Grade Standard Country Application
BT2① UK Carbide for cutting tools
BT2① UK Carbide for cutting tools
BT20① SS UK Carbide for cutting tools
BT20① SS UK Carbide for cutting tools
BT20① SS UK Carbide for cutting tools
BT20① SS UK Carbide for cutting tools
BT21 UK Carbide for cutting tools
BT21 UK Carbide for cutting tools
BM34① UK Carbide for cutting tools
BM34① UK Carbide for cutting tools
BHMA①:9-1-9 UK Carbide for cutting tools
BHMA①:9-1-9 UK Carbide for cutting tools
BHMA①:7-1-9 UK Carbide for cutting tools
BHMA①:7-1-9 UK Carbide for cutting tools
BT2① BT4
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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...

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