AC720

This page provides AC720 datasheet, AC720 mechanical properties, chemical element AC720, technical specifications of AC720 steel material properties. AC720 performance specifications.

JIS 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
Datasheet for:Steel Grades:Tool Steel And Hard Alloy:AC720

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

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of 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)
551 (≥) 197 (≥) 11 43 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 123
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
34 - -     0.41 -  
753 633 - 13.3 434   -  
637 - 44 42.2   211 423
Heat treated : 1262°C - 1967°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
AC720 JIS Japan
Carbide for cutting tools
AC720 JIS Japan
Carbide for cutting tools
AC720

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AC720 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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