Category

類 別

Trade
mark

牌 號

Chemical composition

主要成份(%)

Characteristics & application

特性和用途

Equivalent to AWS

相當AWS

luminum alloys

鋁

合

金

S 301

Al≥99.5

Good ductility and corrosion resistance. Gas welding and argon arc welding of pure aluminum.
塑性好、耐蝕。純鋁氣焊、氬弧焊用

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。鋁合金氣焊、氬弧焊用。不宜用高鎂合金

ER4043

S 321

Mn1.3 Al Rem.

Good corrosion resistance, weldability and ductility. Gas welding and argon arc welding of aluminum alloys.
良好的耐蝕性、可焊性及塑性。鋁合金氣焊、氬弧焊用

S 331

Mg5 Mn0.4
Al Rem.

Corrosion resistance and high strength. Argon arc welding of aluminum alloys.
耐蝕，強度高。鋁合金氬弧焊用

ER5183