Available 24/7 at contact@steel-grades.com

America AA 7255 Wrought aluminum and wrought aluminum alloys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 7255 / 7255
Category Grade Standard Region/Area Standard Content
Metals 7255 TEAL-1 America Wrought aluminum and wrought aluminum alloys

Chemical composition(mass fraction)(wt.%) of the 7255

Element Min Max Similar
Al - - -
Others Total - 0.1500 -
Others each - 0.0500 -
Zr 0.0800 0.1500 -
Ti - 0.0600 -
Zn 7.6000 8.4000 -
Cr - 0.0400 -
Mg 1.8000 2.3000 -
Mn - 0.0500 -
Cu 2.0000 2.6000 -
Fe - 0.0900 -
Si - 0.0600 -

Mechanical Properties of steel grade 7255

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)
622 (≥) 943 (≥) 13 22 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade 7255

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 - -     0.41 -  
764 694 - 11.3 432   -  
553 - 34 11.2   324 442

Heat Treatment of steel grade 7255

Heat treated : 1483°C - 1184°C

Technological Curves of steel grade 7255

Cross Reference Table (Equivalent Grade) of 7255

Available Suppliers

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...

Rfq.: sales@longhaisteel.com
  • Do you supply this 7255?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top