Nā huahana
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BS 1387 Paipu hao hao wela wela
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ASTM A795 Hot-Dip Galvanized ERW Grooved Steel Pipe
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ASTM A53 GR.B Hot-Dip Galvanized Welded Steel Pipe
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ASTM A192 ASTM A179 ASTM A209 ASTM A210 Fin Tube no ka mea hoʻololi wela
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Paipu kila no ka holo ʻana o ka wai i hoʻomalu ʻia
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Paipu Aila Paipu Aila 5CT L80 BTC R3
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API 5CT N80 R3 Paipu kila no ka luawai aila
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ʻO ASTM A106 GR.B Paipu kila ʻole no ka wai
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API 5L Seamless Steel Pipeline no ka aila kinoea