Paihere ERW Steel Pipe
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ASTM A500 Mua-Galvanized Square Steel Pipe
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BS 1387 Hot-Dip Galvanized Steel Pipe
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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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Atete Hiko Paiherea ERW Steel Paipa ERW Steel Tubes
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SANS 657-3, EN 10305, DIN 2391 Nga Paipa Tiaki Tiaki Teitei / Ngongo
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Nga Paipa Whakapaipai Piauau me nga taputapu
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Tapawhā & Tapawhā ngongo