Stainless Steel Pipe & Tube

Shaanxi Shangyou supplies ASTM A270 welded sanitary stainless steel tubing to dairy, food, beverage, and pharmaceutical processors. Grades TP304L/TP316L. Automated welded no filler. Special polished finishes. OD to 12″. Heat treated. MTC 3.1.

Shaanxi Shangyou supplies ASTM A269 welded austenitic stainless steel tubing for general corrosion-resisting and low/high-temperature service. Grades TP304L/TP316L. Heat treated. OD from 1/4in, WT from 0.020in. Hydro or NDE tested. MTC 3.1.

Shaanxi Shangyou Stainless Steel Co., Ltd. supplies ASTM A778 welded unannealed austenitic stainless steel pipe to distributors and fabricators. Grades TP304L/TP316L. Straight seam or spiral butt seam. No post-weld annealing. NPS 3-48, WT 0.062-0.500″. MTC 3.1.

Seamless and welded stainless steel pipe and tube for pressure, process, heat-exchanger, sanitary and structural applications. Available to ASTM and EN specifications with cutting, end preparation, testing and EN 10204 Type 3.1 certification.

JIS G3459 seamless pipe for corrosion, low/high temp & fire-fighting. Austenitic SUS304/316/321/347 (H/L) & duplex SUS329J*. Sch 5S-80S, 1/8″-26B. Generally equivalent to ASTM A312 with JIS-specific requirements. Custom sizes, MTC 3.1.

Shaanxi Shangyou supplies ASTM A312 TP316L welded stainless steel pipe for weld corrosion service. Low carbon + 2-3% Mo. Prevents sensitization. Heat treated. Hydro/NDE tested. NPS 1/8-48. MTC 3.1.

Shaanxi Shangyou supplies ASTM A358 904L EFW stainless steel pipe for severe corrosive and high temperature service. Super austenitic grade with 23-28% Ni, 19-23% Cr, 4-5% Mo, Cu. Class 1 double welded with filler, 100% RT, NPS 8-110. MTC 3.1.

Shaanxi Shangyou supplies ASTM A358 347H EFW stainless steel pipe for high temperature creep and corrosive service. Nb stabilized, 0.04-0.10% C, Class 1 double welded with filler, 100% RT, NPS 8-110, service to 850°C. MTC 3.1.

ASTM A312 stainless steel seamless pipe is supplied in TP304/304L, TP316/316L, TP321/321H and TP347/347H, with NPS 1/8–24 in. and SCH 5S–160 options. Custom cutting, beveling, PMI, UT, hydro testing and EN 10204 3.1 certification are available for many industrial piping projects.

ASTM A312 TP321 and TP321H stainless steel seamless pipe is a titanium-stabilized austenitic piping material for elevated-temperature, refinery, chemical and thermal processing systems. Available with solution annealing, custom cutting, end preparation, inspection and EN 10204

ASTM A790 S32101 lean duplex seamless UNS S32101/1.4162 (LDX 2101). Low Ni (1.35-1.70%) for cost stability; PREN~27 matches 316L pitting resistance. 650 MPa yield, superior SCC. Replaces 304/316L for storage tanks, heat exchangers, water treatment. Custom sizes, MTC 3.1.

Shaanxi Shangyou supplies ASTM A554 430 decorative stainless steel tube for architectural and ornamental applications. Ferritic grade with 16-18% Cr, magnetic. Cost-effective alternative to 300 series. OD to 16in, WT 0.020in+. Welded, no filler. MTC 3.1.

Shaanxi Shangyou supplies ASTM A554 316L welded stainless steel square tube for ornamental, structural, and marine applications. 2-3% Mo enhances chloride resistance. 450 MPa tensile. OD to 16in, WT 0.020in+. Welded, no filler. MTC 3.1.

Shaanxi Shangyou supplies ASTM A554 304 polished stainless steel round tube for ornamental, structural, furniture, and automotive exhaust applications. Polished finishes from satin 180 to mirror 8K. Welded, no filler. OD to 16in, WT 0.020in+. MTC 3.1.

Shaanxi Shangyou supplies ASTM A928 S32750 super duplex stainless steel EFW pipe with filler metal for extreme chloride and offshore service. 25% Cr, 3-5% Mo, PREN 40+. Class 1/3/5. Double/single welded with filler. 100% RT. NPS 1/8-48. MTC 3.1.

Shaanxi Shangyou supplies ASTM A928 S32205 duplex stainless steel EFW pipe with filler metal for corrosive and offshore service. 22% Cr, 3% Mo, 450 MPa yield. Class 1 double welded with filler, 100% RT. Large diameter NPS 1/8-48. MTC 3.1.

Shaanxi Shangyou supplies ASTM A789 S32205 duplex stainless steel welded tube for heat exchanger, chemical, and oil/gas service. 22% Cr, 3% Mo, N alloyed. 450 MPa yield, 620 MPa tensile. Solution annealed. Flange tested. Hydro/NDE tested. MTC 3.1.

Shaanxi Shangyou supplies ASTM A790 S32750 super duplex stainless steel welded pipe for offshore, chemical, desalination, and marine service. 25% Cr, 3-5% Mo, N alloyed. PREN 42. 550 MPa yield, 795 MPa tensile. Solution annealed. Autogenous welded no filler. MTC 3.1.

Shaanxi Shangyou supplies ASTM A790 S32205 duplex stainless steel welded pipe for oil/gas, chemical, and marine service. 22% Cr, 3% Mo, N alloyed. 450 MPa yield, 620 MPa tensile. Solution annealed. Autogenous welded no filler. Hydro tested. MTC 3.1.

Shaanxi Shangyou supplies ASTM A249 TP321H welded austenitic tubes for boiler, superheater, heat exchanger, condenser applications. Ti stabilized + 0.04-0.10% C, enhanced creep strength. Heat treated. OD 1/8-12in, WT 0.015-0.320in. MTC 3.1.