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ER4047A R4047A

America ASME ER4047AR4047A Specification for bare aluminum and aluminum-alloy welding electrodes and rods and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ER4047AR4047A / ER4047A R4047A
Category Grade Standard Region/Area Standard Content
Metals ER4047A R4047A ASME SFA-5.10/SFA-5.10M America Specification for bare aluminum and aluminum-alloy welding electrodes and rods

Chemical composition(mass fraction)(wt.%) of the ER4047A R4047A

Element Min Max Similar
Mn - 0.1500 -
Si 11.0000 13.0000 -
Cu - 0.3000 -
Ti - 0.1500 -
Al - - -
Zn - 0.2000 -
Mg - 0.1000 -
Fe - 0.6000 -
Be - 0.0003 -
Others each - 0.0500 -
Others total - 0.1500 -

Mechanical Properties of steel grade ER4047A R4047A

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)
228 (≥) 947 (≥) 24 42 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade ER4047A R4047A

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
21 - -     0.24 -  
575 488 - 23.3 432   -  
932 - 23 43.2   333 132

Heat Treatment of steel grade ER4047A R4047A

Heat treated : 1599°C - 1746°C

Technological Curves of steel grade ER4047A R4047A

Cross Reference Table (Equivalent Grade) of ER4047A R4047A

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