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18 G 2 ACu

Poland PN 18G2ACu High strength low alloy steel -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 18G2ACu / 18 G 2 ACu
Category Grade Standard Region/Area Standard Content
Metals 18 G 2 ACu PN H84018 Poland High strength low alloy steel -- Grades

Chemical composition(mass fraction)(wt.%) of the 18 G 2 ACu

Element Min Max Similar

Mechanical Properties of steel grade 18 G 2 ACu

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)
749 (≥) 752 (≥) 14 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade 18 G 2 ACu

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
42 - -     0.34 -  
352 323 - 12.3 112   -  
211 - 44 32.2   433 414

Heat Treatment of steel grade 18 G 2 ACu

Heat treated : 1283°C - 1756°C

Technological Curves of steel grade 18 G 2 ACu

Cross Reference Table (Equivalent Grade) of 18 G 2 ACu

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