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Description

UK E256 Carbide for cutting tools and E256 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: E256
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy E256 UK Carbide for cutting tools
BHMA①:2-9-0
E164
E164
E184
E184
E184
E184
E220
E220
E256

Chemical composition(mass fraction)(wt.%) of the E256

Other(%)
Ta(Nb)C(%,):0.5, WC(%,):95

Mechanical Properties of steel grade E256

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)
686 (≥) 153 (≥) 14 41 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade E256

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 - -     0.11 -  
223 844 - 23.3 334   -  
978 - 24 31.2   333 143

Heat Treatment of steel grade E256

Heat treated : 1494°C - 1555°C

Technological Curves of steel grade E256

Cross Reference Table (Equivalent Grade) of E256

Grade Standard Country Application
E256 UK Carbide for cutting tools
E256 UK Carbide for cutting tools

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