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SCH40 Fentin welded Karfe bututu Beveled Ƙarshe
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API 5L ASTM A53 SCH40 Baƙar fata Welded Stee...
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Babban Diamita API 5L ASTM A53 Welded Karfe Pip...
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API 5L ASTM A53 Welded Karfe bututu don gini
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Youfa Brand ERW Welded Karfe bututu Good Stock
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Galvanized Karfe bututu Tutiya rufi 30um Large S ...
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TS EN 10255 Bututun ƙarfe mai rufi na Zinc
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BS1387 BSP Zare Galvanized Karfe Bututu
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Kayan Gina Galvanized carbon karfe bututu
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JIS G3444 STK400 Galvanized carbon karfe bututu
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ASTM A53 Galvanized carbon karfe bututu
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Gi Pipe Don Bututun Karfe na Greenhouse