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Paipa Fa'apipi'i ma Paipa e Le'i Fa'apipi'i
Fa'apipi'i ma le Seamless – Eseese Vasega i le U'amea Alloy, U'amea Carbon, U'amea Stainless, Cupro-Nickel, Duplex, Super Duplex ma U'amea Eseese Paipa Seamless (15 mm i le 600 mm) U'amea Carbon, U'amea Stainless ma U'amea Carbon Low, Paipa Seamless. E tusa ai ma le ASTM-106, API 5 L, ASTM A53 GRADE A/B, ASTM A-333, ASTM A-335, ASTM A-312, DIN 2440/2441, BS3601/3602/1387 Paipa Fa'apipi'i (15 mm i le 2000 mm) ERW, LSAW, HSAW, EFW E tusa ai ma le API 5L, ASTM A53 Vasega A/B, ASTM A671/672, ASTM A-312, BS1387, DIN 24...