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England B.S. N5 Wrought aluminium and aluminium alloys for general engineering purposes (supplementary series). Aluminium alloy longitudinally welded tube and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: N5 / N 5
Category Grade Standard Region/Area Standard Content
Metals N 5 BS 4300.1 England Wrought aluminium and aluminium alloys for general engineering purposes (supplementary series). Aluminium alloy longitudinally welded tube

Chemical composition(mass fraction)(wt.%) of the N 5

Element Min Max Similar
Zn - 0.2000 -
Total Others - 0.1500 -
Total Each - 0.0500 -
Ti - 0.2000 -
Si - 0.5000 -
Mn+Cr 0.1000 0.5000 -
Mn 0.1000 0.5000 -
Mg 3.1000 3.9000 -
Fe - 0.5000 -
Cu - 0.1000 -
Cr - 0.2500 -
Be - 0.0008 -
Al - - -
Zn - 0.2000 -
Ti - 0.2000 -
Si - 0.5000 -
Mn+Cr - 0.5000 -
Mn - 0.5000 -
Mg 3.1000 3.9000 -
Fe - 0.5000 -
Cu - 0.1000 -
Cr - 0.2500 -
Al - - -

Mechanical Properties of steel grade N 5

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)
668 (≥) 884 (≥) 21 34 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade N 5

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 - -     0.33 -  
298 664 - 24.3 241   -  
756 - 31 12.2   334 433

Heat Treatment of steel grade N 5

Heat treated : 1497°C - 1724°C

Technological Curves of steel grade N 5

Cross Reference Table (Equivalent Grade) of N 5

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