Stainless Steel Pipe & Tube

Large diameter stainless steel seamless pipe from 6” to 40” (152-1016mm OD) & wall thickness up to 120mm. ASTM A312/A790, grades 304/L, 316/L, 321, 310S, 2205, 2507. Seamless eliminates weld seam risks for high pressure, oil/gas, chemical, power plants. Custom sizes with MTC 3.1.

EN 10216-5 seamless pipe for pressure & corrosion purposes. Austenitic (304/316/321) & duplex (2205/2507) grades. Two test categories, PED 2014/68/EU compliant. 1/8"-16", SCH 5S-XXS, hydrostatic test per European formula. Custom sizes with full traceability & MTC 3.1.

ASTM A790 S32760 super duplex seamless pipe UNS S32760 (Zeron 100, 1.4501). W+Cu alloying, PREN≥41, 550 MPa yield. Superior chloride/SCC/pitting resistance, exceeds 2507. Seawater, offshore, FGD, chemical service. Custom sizes with MTC 3.1 & ASTM A923 testing.

ASTM A312 254 SMO seamless pipe UNS S31254/1.4547. 6% Mo, 20% Cr, 18% Ni, 0.2% N provides PREN≥42.5 for extreme pitting/chloride/SCC resistance. Twice 316L strength. Cost-effective nickel alloy substitute for seawater, FGD, chemical & pulp/paper. Custom sizes with MTC 3.1.

ASTM A312 253MA seamless pipe UNS S30815. Rare earth metals (Ce) + Si provide oxidation resistance up to 1150°C. High creep strength, replaces 310/310S for furnace, heat exchanger & boiler applications. Lean Ni content reduces cost. Custom sizes with MTC 3.1.

ASTM A312 TP317L seamless pipe UNS S31703. Higher Mo (3-4%), Cr (18-20%) & Ni (11-15%) than 316L for superior pitting/chloride resistance. Low carbon prevents sensitization in welded assemblies. Ideal for chemical processing, pulp & paper, FGD systems. Custom sizes with MTC 3.1.

ASTM A312 TP316Ti seamless pipe UNS S31635. Ti stabilization (≥5×C) prevents sensitization & intergranular corrosion. Mo (2-3%) for chloride/pitting resistance. For chemical processing & welded equipment 400-900°C. Custom sizes, MTC 3.1.

ASTM A376 TP316H seamless pipe UNS S31609. Higher C (0.04-0.10%) boosts creep & stress rupture; Mo (2-3%) provides pitting/chloride resistance. For power gen, boiler, superheater service to 700°C. Solution annealed, custom sizes, MTC 3.1.

ASTM A376 TP304H seamless pipe UNS S30409. Higher carbon (0.04-0.10%) for enhanced creep & stress rupture properties. Designed for power gen, boiler, superheater service up to 650°C. Custom sizes with solution annealed condition & MTC 3.1.

ASTM A376 high temp seamless pipe in H grades (304H, 316H, 321H, 347H) & N grades (304N, 316N). Creep & stress rupture resistance for power gen, boiler, refinery service up to 850°C. Custom sizes with full inspection docs.

High pressure thick wall seamless pipe per ASTM A312. Grades 304/304L, 316/316L. Heavy gauge Schedules 40S-XXS, burst resistance for high pressure fluid, chemical, power & oil/gas. Custom OD/wall thickness with MTC 3.1 & export packing.

ASTM A790 S32750 super duplex seamless pipe UNS S32750 (2507). Min 550 MPa yield, PREN≥42, superior chloride/SCC/pitting resistance for seawater, offshore & chemical. Higher Cr/Mo/N for extreme environments. Custom sizes with MTC 3.1 & export packing.

ASTM A790 2205 duplex seamless pipe UNS S32205. Min 450 MPa yield, PREN≥36, superior chloride/SCC resistance. Dual-phase structure offers 2x 316L strength for lighter designs. Offshore, chemical, desalination. Custom sizes with full docs.

ASTM A790 duplex seamless pipe in S31803, S32205 (2205), S32750 & S32760. High strength (450-550 MPa yield), PREN 34-42, excellent pitting/SCC resistance for oil/gas, chemical & marine. Custom sizes with MTC 3.1 & export packing.

904L stainless steel seamless pipe is a low-carbon, high-nickel, molybdenum- and copper-alloyed austenitic pipe for aggressive chemical processing. It offers better resistance than 316L in many reducing-acid, pitting, crevice-corrosion and chloride SCC environments.

ASTM A312 TP347 and TP347H stainless steel seamless pipe for refinery, steam, furnace and high-temperature process piping. Available in SCH 5S–160S with solution annealing, pickling, cutting, PMI, hydrostatic testing and EN 10204 3.1 documentation.

ASTM A312 TP310S/TP310H stainless steel seamless pipe for furnace, boiler, petrochemical and thermal-processing service. UNS S31008/S31009, custom schedules, solution annealing, PMI, hydro/NDT, cut-to-length and EN 10204 3.1 documentation.

ASTM A312 TP316L seamless stainless steel pipe with molybdenum-enhanced localized-corrosion resistance and controlled low carbon for welded process systems. SCH 10S, 40S and 80S, fixed lengths, PMI, OES verification and MTC 3.1 available.

ASTM A312 TP304/TP304L stainless steel seamless pipe in SCH 10S, 40S and 80S for chemical, water-treatment, food-equipment and utility piping. Solution annealed and pickled, with fixed-length cutting, beveling, PMI, MTC 3.1 and export packing.