Welded ERW Hlau Yeeb Nkab
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ASNZS 1163 C250L0 ERW Cov Yeeb Nkab Hlau - Qhov Kub Qis Qis Cov Qauv Hollow Seem rau Kev Tsim Kho Huab Cua Txias
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ASNZS 1163 C250 ERW Cov Yeeb Nkab Hlau - Lub Hom Phiaj Dav Dav rau Kev Tsim Kho Lub Teeb
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API 5L X60 ERW Cov Yeeb Nkab Hlau - Cov Yeeb Nkab Muaj Zog Rau Cov Haujlwm Yeeb Nkab Siab
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API 5L X52 ERW Cov Yeeb Nkab Hlau: Cov Yeeb Nkab Muaj Zog Siab rau Kev Sib Kis Roj & Roj Av
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API 5L GR.B ERW Cov Yeeb Nkab Hlau - Cov Yeeb Nkab Txhim Khu Kev Ruaj Ntseg rau Kev Kis Roj, Roj Av & Dej
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ASTM A500 Pre-Galvanized Square Steel Yeeb Nkab
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BS 1387 Kub-Dip Galvanized Steel Yeeb Nkab
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ASTM A795 Kub-Dip Galvanized ERW Grooved Steel Yeeb Nkab
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ASTM A53 GR.B Kub-Dip Galvanized Welded Steel Yeeb Nkab