Soude ERW tiyo asye
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ASTM A500 Pre-Galvanised tiyo kare asye
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BS 1387 Hot-DIP Galvanised Steel Pipe
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ASTM A795 Hot-DIP Galvanised ERW tiyo asye
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ASTM A53 Gr.b cho-plonje galvanised tiyo asye
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Rezistans elektrik soude ERW tiyo asye erw tib asye
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Sans 657-3, EN 10305, DIN 2391 Segondè Precision Steel tiyo / Tib
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Tiyo echafodaj galvanised ak Pwodwi pou Telefòn
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Tib kare ak rektangilè