Wer
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Asme SA-268 SA-268M Pîvana Stainless Stainless Steel
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ASTM A500 Pîvaza Steel Square ya Beriya Galvanized
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Bs 1387 Pipe Steel Galvanized Hot-Dip
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Astm A795 hot-dip galvanized erw pipe steel grooved
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ASTM A53 GR.B-DIP GALVANIZED SHEEL PIPE
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Astm A192 Astm A179 Astm A209 Astm A210 TUBE FIN TUBE Ji bo Vegera Heat
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Sêvê Steel Steel ji bo derbasbûna tîrêjê kontrolkirî
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Oil Well Casing Steel Pipe API 5CT L80 BTC R3
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API 5CT N80 R3 Pipe Steel ji bo rûnê baş