Nā huahana
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Astm A106 Gr.B Saim Poki
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ʻO API 5L SEMEMLES CHEEEL PIPELIE NO KA OE
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API 5L ASM ATM A106 A333 a iʻole A335 SERAMEST CANEEL REAL CANEEL BEAL
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API 5ct, J55, K55, L5C, L5, L5CH, N80 Steel Cael Cature & Tubing
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API 5ct carbon shreel drill drilling pick no drill proct
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Astm A333, ATTM A335, ATTM A387, ATSM A213 / 213M ATRO BILLY REEL
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Astm A192, ATM ATM A179, ATRM AHORM, APAR A210 GRAEL BILER TUBES
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Cestric cestric i welded ceel steel pick steel steel steel tubes
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Sans 657-3, EN 10305, Din 2391 High Stee Stel Bupes / Tubes