Chitoliro chachitsulo cha ERW
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ASTM A500 Pre-Galvanized Square Steel Pipe
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BS 1387 Chitoliro Chachitsulo Chotentha Choviikidwa
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ASTM A795 Hot-Dip Galvanized ERW Grooved Steel Pipe
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ASTM A53 GR.B Hot-Dip galvanized Welded Steel Pipe
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Kukaniza Zamagetsi Zowotcherera ERW Mapaipi achitsulo ERW Machubu achitsulo
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SANS 657-3, EN 10305, DIN 2391 High Precision Steel Mapaipi / Machubu
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Mapaipi Omangirira Amphamvu ndi Zida
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Machubu a Square & Rectangular