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

Russia GOST A7 Primary aluminium. Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A7 / A7
Category Grade Standard Region/Area Standard Content
Metals A7 GOST 11069 Russia Primary aluminium. Grades

Chemical composition(mass fraction)(wt.%) of the A7

Element Min Max Similar
Zn - 0.0500 -
Ti - 0.0200 -
Si - 0.1800 -
Mn - 0.0300 -
Mg - 0.0300 -
Ga - 0.0300 -
Fe - 0.2500 -
Cu - 0.0100 -
Al 99.6000 - -
Zn - 0.0500 -
Ti - 0.0200 -
Si - 0.1800 -
Mn - 0.0300 -
Mg - 0.0300 -
Ga - 0.0300 -
Fe - 0.2500 -
Cu - 0.0100 -
Al 99.6000 - -
Zn - 0.0500 -
Ti - 0.0200 -
Si - 0.1800 -
Mn - 0.0300 -
Mg - 0.0300 -
Ga - 0.0300 -
Fe - 0.2500 -
Cu - 0.0100 -
Al 99.6000 - -
Zn - 0.0500 -
Ti - 0.0200 -
Si - 0.1800 -
Mn - 0.0300 -
Mg - 0.0300 -
Ga - 0.0300 -
Fe - 0.2500 -
Cu - 0.0100 -
Al 99.6000 - -
Zn - 0.0500 -
Ti - 0.0200 -
Si - 0.1800 -
Mn - 0.0300 -
Mg - 0.0300 -
Ga - 0.0300 -
Fe - 0.2500 -
Cu - 0.0100 -
Al 99.6000 - -

Mechanical Properties of steel grade A7

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)
176 (≥) 422 (≥) 41 22 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade A7

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
22 - -     0.42 -  
128 424 - 31.3 241   -  
869 - 42 31.2   233 442

Heat Treatment of steel grade A7

Heat treated : 1388°C - 1298°C

Technological Curves of steel grade A7

Cross Reference Table (Equivalent Grade) of A7

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 A7?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top