Nā huahana
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API 5L ASTM A106 A333 a i ʻole A335 mau paipu hao kalapona ʻole
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API 5CT, J55, K55, L80, N80 Paipai hao & paipu
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API 5CT Carbon Steel Drilling Pipe no nā papahana wili
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ASTM A333, ASTM A335, ASTM A387, ASTM A213/213M Nā Paipu kila Alloy
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ASTM A192, ASTM A179, ASTM A209, ASTM A210 Paipu paila kila
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Uila kū'ē welded ERW Steel Paipu ERW Steel Tubes
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SANS 657-3, EN 10305, DIN 2391 ʻO nā paipu kila kūpono kiʻekiʻe / paipu
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Na Paipu Paipu Paipu Galvanized a me na mea e pono ai
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Paipu huinaha & Rectangular