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Product Name AWS Chemical Composition Characteristics & Application
S301 ER1100 Al≥99.5 Good ductility and corrosion resistance. Gas welding and argon arc welding of pure aluminum.
S311 ER4043 Si5 Al Rem. Corrosion resistance, wide range of usage. Gas welding and argon arc welding of aluminum alloys other than high magnesium alloys.
S321   Mn1.3 Al Rem. Good corrosion resistance, weldability and ductility. Gas welding and argon arc welding of aluminum alloys.
S331 ER5356 Mg5 Mn0.1 Ti0.1,Al Rem. Corrosion resistance and high strength. Argon arc welding of aluminum alloys.
5183 ER5183 Mg4.8Mn0.8 Ti0.1,Al Rem. Corrosion resistance and high strength. Argon arc welding of aluminum alloys.