牌号 相当GB 相当AWS Cu Al Cr Fe Mn Si Zn Mg
S301 SAI1070 ER1070 ≤0.04 ≥99.5 ≤0.3 ≤0.03 ≤0.3
ER4043(S311) SAI4043 ER4043 ≤0.30 余量 ≤0.60 ≤0.05 4.5~6.0 ≤0.10 ≤0.05
ER4047 BAl88Si BAlSi-4 ≤0.30 余量 ≤0.80 ≤0.15 11.0~13.0 ≤0.20 ≤0.10
ER4047F BAl88Si BAlS-4 ≤0.30 余量 ≤0.80 ≤0.15 11.0~13.0 ≤0.20 ≤0.10
ER5183 SAI5183 ER5183 ≤0.10 余量 0.05~0.25 ≤0.40 0.50~1.0 ≤0.40 ≤0.25 4.3~5.2
ER5356 SAI5356 ER5356 ≤0.10 余量 0.05~0.20 ≤0.40 0.05~0.20 ≤0.25 ≤0.10 4.5~5.5
ER5556(S331) SAI5556 ER5556 ≤0.10 余量 0.05~0.20 ≤0.40 0.50~1.0 ≤0.25 ≤0.2 4.7~5.5
