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AC720

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AC720 AC805
#AC720

Description

Japan JIS AC720 Carbide for cutting tools and AC720 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: AC720
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy AC720 JIS Japan Carbide for cutting tools
ST40E
T12A
T12A
T3S
T3S
U1
U1
U10E
U10E
AC720

Chemical composition(mass fraction)(wt.%) of the AC720

Mechanical Properties of steel grade AC720

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)
376 (≥) 279 (≥) 44 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade AC720

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
12 - -     0.14 -  
261 279 - 33.3 224   -  
197 - 24 14.2   413 212

Heat Treatment of steel grade AC720

Heat treated : 1455°C - 1528°C

Technological Curves of steel grade AC720

Cross Reference Table (Equivalent Grade) of AC720

Grade Standard Country Application
AC720 JIS Japan Carbide for cutting tools
AC720 JIS Japan Carbide for cutting tools
AC720 AC805
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...

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