… AA B550 is a seamless high basic flux cored wire for extreme requirements … StE 500, WStE 500 , TStE 460, TStE 500, NAXTRA 56 , NAXTRA 63 … AA B550 … A 5.29: E80T5-K1M-J H4 … A 5.36: E80T5-M21A4-K1-H4 … 18276-A: T …