Oloa
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Paipa Uamea e Leai se Su'isu'i ASME SA-268 SA-268M
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Paipa U'amea Fa'atafafa ASTM A500 ua Fa'apipi'iina Muamua
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Paipa U'amea Galvanized BS 1387
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Paipa U'amea ERW Grooved Galvanized Hot-Dip ASTM A795
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Paipa U'amea Fa'apipi'i Galvanized Hot-Dip ASTM A53 GR.B
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ASTM A192 ASTM A179 ASTM A209 ASTM A210 Paipa Fa'a'asu mo le Fesuia'iga o le Vevela
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Paipa U'amea Fa'apipi'i mo le Fa'atonutonuina o le Suavai
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Paipa U'amea Seamless API 5L mo le suau'u kesi
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Paipa U'amea Seamless ASTM A106 GR.B mo le vai