Stainless Steel Pipe & Tube

Shaanxi Shangyou supplies EN 10217-7 welded stainless steel tubes for pressure and corrosion resisting purposes. Grades 1.4301/1.4404/1.4571. Circular cross-section. TC1/TC2. OD 5-205mm, WT 0.1-4mm. PED compliant. MTC 3.1.

Shaanxi Shangyou supplies ASTM A928 electric fusion welded duplex stainless steel pipe with filler metal to EPC contractors and fabricators. Grades S31803/S32205/S32750. Class 1/3/5. Double/single welded. 100% RT. Corrosive service. MTC 3.1.

Shaanxi Shangyou supplies ASTM A790 welded duplex and super duplex stainless steel pipe for oil/gas, marine, and chemical service. Grades S31803/S32205/S32750. Autogenous welded no filler. Solution annealed & water quenched. ASTM A923 intermetallic test. MTC 3.1.

Shaanxi Shangyou supplies ASTM A554 welded stainless steel mechanical tubing for ornamental, structural, exhaust, and general mechanical applications. Grades MT-304/MT-316. Round, square, rectangular shapes. As-welded or cold-reduced. OD to 16in, WT 0.020in+. MTC 3.1.

Shaanxi Shangyou Stainless Steel Co., Ltd. supplies ASTM A249 welded austenitic steel tubes to boiler, superheater, heat exchanger, and condenser manufacturers. Grades TP304L/TP316L/TP321/TP347 and H grades for high temp. Heat treated. OD 0.125-12in, WT 0.015-0.320in. MTC 3.1.

Shaanxi Shangyou Stainless Steel Co., Ltd. supplies ASTM A409 welded large diameter austenitic stainless steel pipe to EPC contractors and fabricators. Grades TP304L/TP316L/TP321/TP347. Electric fusion welded, light-wall, NPS 14-30, Sch 5S/10S. No filler metal. MTC 3.1.

Shaanxi Shangyou supplies ASTM A358 EFW stainless steel pipe to EPC contractors and fabricators. Grades TP304L/TP316L/TP321/TP347. Class 1/3/5. Double/single welded with filler. NPS 8-60+. 100% RT. MTC 3.1.

Shaanxi Shangyou Stainless Steel Co., Ltd. supplies ASTM A358 EFW stainless steel pipe to EPC contractors and fabricators. Grades TP304L/TP316L/TP321/TP347. Class 1/3/5. Double/single welded with filler metal. NPS 8-110. 100% RT. MTC 3.1.

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.