Other
Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel: > Other, welded, of circular cross section, of stainless steel: > Having a wall thickness of 1.65 mm or more > Other: > Other: > With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Products classified under HTS 7306.40.50.90
304 Stainless Steel Welded Pipe 6-inch Schedule 40
A welded stainless steel pipe with a 6-inch (168.3 mm) outside diameter and wall thickness of 5.49 mm, made from 304 grade stainless steel for corrosion resistance. It falls under HTS 7306.40.50.90 as a welded tube of circular cross section, stainless steel, with wall thickness over 1.65 mm, OD between 114.3 mm and 406.4 mm, not specifically enumerated elsewhere. Commonly used in chemical processing and food industries.
316L Stainless Steel Welded Tube 8-inch OD
Welded tube of 316L stainless steel with 203.2 mm outside diameter and 3.91 mm wall thickness, designed for marine and pharmaceutical applications due to enhanced molybdenum content. Classified under HTS 7306.40.50.90 as 'other' welded stainless steel circular tubes with specified dimensions. Meets criteria for non-alloyed or low-alloyed steel interpretations in stainless grades.
Stainless Steel Schedule 10S Pipe 4-inch OD
Schedule 10S stainless steel welded pipe with 114.3 mm outside diameter and 2.77 mm wall thickness, used in HVAC and water systems. Fits HTS 7306.40.50.90 for welded, circular cross-section stainless tubes with wall ≥1.65 mm and OD 114.3-406.4 mm, other category. Provides lighter weight alternative to thicker schedules.
Duplex 2205 Stainless Welded Pipe 12-inch
Duplex 2205 (UNS S31803) stainless steel welded pipe, 12-inch (323.9 mm) OD with 6.35 mm wall thickness for offshore oil & gas. Under HTS 7306.40.50.90 as stainless welded circular tube in size range, 'other'. High strength and corrosion resistance defines its stainless steel status.
TP304 Stainless Steel Welded Pipe 10-inch Sch 40
ASTM A312 TP304 welded stainless pipe, 10-inch (273 mm) OD, Schedule 40 with 6.02 mm wall for general corrosive service. HTS 7306.40.50.90 covers this as other welded stainless circular tube in dimension range. Standard grade for broad industrial use.
Stainless Steel 316 Pipe 14-inch OD Sch 10
316 stainless steel welded pipe, 14-inch (355.6 mm) OD, Schedule 10 wall 4.78 mm for structural and fluid transfer. Classifies HTS 7306.40.50.90 as welded stainless circular, thick-walled, mid-size OD 'other'. Balances strength and cost for construction.
Super Duplex 2507 Welded Tube 300 mm OD
Super duplex 2507 (S32750) stainless welded tube, 300 mm OD, 5 mm wall for extreme corrosion environments like desalination. HTS 7306.40.50.90 for stainless welded circular tubes, other sizes. Premium grade for harsh conditions.
304H Stainless Welded Pipe 200 mm OD
High-temperature 304H stainless welded pipe, 200 mm OD, 4 mm wall for heat exchanger service up to 800°C. Under HTS 7306.40.50.90 as other stainless welded tube. Carbon-enhanced for creep resistance.
321 Stainless Stabilized Welded Pipe 250 mm
321 stabilized stainless welded pipe, 250 mm OD, 6 mm wall with titanium addition for weldability. HTS 7306.40.50.90 other stainless welded circular. Prevents carbide precipitation in welding.
310S Heat Resistant Stainless Pipe 150 mm
310S heat-resistant stainless welded pipe, 150 mm OD, 3.5 mm wall for furnace applications. HTS 7306.40.50.90 stainless welded other. High chromium/nickel for oxidation resistance.