Aluminum alloys

　　铝

　　合

　　金

　　S 301

　　Al≥99.5

　　Good ductility and corrosion resistance. Gas welding and argon arc welding of pure aluminum.

　　塑性好、耐蚀。纯铝气焊、氩弧焊用

　　ER1100

　　S 311

　　Si5 Al Rem.

　　Corrosion resistance, wide range of usage. Gas welding and argon arc welding of aluminum alloys other than high magnesium alloys.

　　抗裂性好，通用性大。铝合金气焊、氩弧焊用。不宜用高镁合金

　　ER4043

　　S 321

　　Mn1.3 Al Rem.

　　Good corrosion resistance, weldability and ductility. Gas welding and argon arc welding of aluminum alloys.

　　良好的耐蚀性、可焊性及塑性。铝合金气焊、氩弧焊用

　　S 331

　　Mg5 Mn0.4

　　Al Rem.

　　Corrosion resistance and high strength. Argon arc welding of aluminum alloys.

　　耐蚀，强度高。铝合金氩弧焊用

　　ER5183

　　S 301纯铝焊丝ER1100