Mayancen bututun azurfa
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Asme B16.9 A234 WPB Carbon Karfe Copbon
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Asme B16.9 A234 WPB Butt Welon Karfe Tee
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Bakin karfe bututun subnes asme b16.5 SS304
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Karfe En Endwo / Bends, Cee, Con. Resercer Steck Stecking Fittings
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Asme / Ans B16.5 & B16.5 & B16.47 - BB16.47 - BBUPE Flanges da Flanged Fittings
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API 6D bawul na bawul, an ƙirƙira shi) cajin bututun mai