k55 nace mr0175 pipe tube
What is NACE MR0175/ISO 15156 Steel Pipe and FittingsCasing and Tubing from API 5CT J55/K55 to T95. NACE MR0175 Pipe and Fittings. Steel pipe and related fittings which are made from the NACE material (complied with NACE MR 0175 or ISO 15156 standard). We call them NACE pipe, or NACE pipe fittings.