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泰克羅伊TECHALLOY低合金鋼焊絲 低合金鋼焊絲 Techalloy 80S-B2(AWS A5.28 ER80S-B2) Techalloy 515(AWS A5.23 EB2) Techalloy 90S-B3(AWS A5.28 ER90S-B3) Techalloy 521(AWS A5.23 EB3) Techalloy 80S-B6(Techalloy 502)(AWSA5.287 ER80S-B6) Techalloy 80S-B8(Techalloy 505)(AWS A5.28 ER80S-B8) Techalloy 90S-B9(AWS A5.28 ER90S-B9) Techalloy 110S-1(AWS A5.28 ER110S-1) Techalloy 120S-1(AWS A5.28 ER120S-1) Techalloy 4130(AWS 無對應) Techalloy AK-10*(AWS A5.28 ER100S-G)
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