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BO2

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BO2 BA2
#BO2

Description

UK BO2 Carbide for cutting tools and BO2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: BO2
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy BO2 UK Carbide for cutting tools
BS1
BS2
BS2
BS2
BS2
BS5
BS5
BO1
BO1
BO2

Chemical composition(mass fraction)(wt.%) of the BO2

C(％) Si(％) Mn(％) Ni(％) V(%) Other(%)
0.85-0.95 ≤0.40 1.50-1.80 ≤0.40 ≤0.25 Cu≤0.20,Sn≤0.05

Mechanical Properties of steel grade BO2

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)
614 (≥) 347 (≥) 21 14 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade BO2

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
41 - -     0.32 -  
973 621 - 13.3 333   -  
957 - 12 32.2   442 232

Heat Treatment of steel grade BO2

Heat treated : 1433°C - 1371°C

Technological Curves of steel grade BO2

Cross Reference Table (Equivalent Grade) of BO2

Grade Standard Country Application
BO2 UK Carbide for cutting tools
BO2 UK Carbide for cutting tools
BO2 BA2
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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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