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America AWS ER4043 Bare aluminum and aluminum-alloy welding electrodes and rods and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ER4043 / ER4043
Category Grade Standard Region/Area Standard Content
Metals ER4043 AWS A5.10/A5.10M America Bare aluminum and aluminum-alloy welding electrodes and rods

Chemical composition(mass fraction)(wt.%) of the ER4043

Element Min Max Similar
Zn - 0.1000 -
Total Others - 0.1500 -
Total Each - 0.0500 -
Ti - 0.2000 -
Si 4.5000 6.0000 -
Mn - 0.0500 -
Mg - 0.0500 -
Fe - 0.8000 -
Cu - 0.3000 -
Be - 0.0008 -
Al - - -

Mechanical Properties of steel grade ER4043

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)
494 (≥) 443 (≥) 23 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade ER4043

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
23 - -     0.34 -  
452 117 - 43.3 433   -  
735 - 13 13.2   233 143

Heat Treatment of steel grade ER4043

Heat treated : 1925°C - 1678°C

Technological Curves of steel grade ER4043

Cross Reference Table (Equivalent Grade) of ER4043

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