Stainless Steel API 5L Line Pipe 4-inch OD
Seamless stainless steel line pipe with 101.6 mm outside diameter, designed specifically for oil and gas pipelines per API 5L standards. Classified under HTS 7304.11.00.20 due to its seamless construction, stainless steel material, and OD not exceeding 114.3 mm for pipeline use.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If welded rather than seamless
Welded stainless steel line pipes for oil/gas pipelines fall under 7304.41, as seamlessness determines the primary 7304.1x headings.
If used for drilling casings or tubes
Pipes primarily for oil/gas well drilling (casing/tubing) classify under Chapter 73 heading 7306, distinct from line pipe for transport pipelines.
If made of carbon steel instead of stainless
Non-stainless steel seamless line pipes use 7304.19; stainless steel composition specifically directs to 7304.11.
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Import Tips & Compliance
• Verify API 5L certification and provide mill test reports (MTRs) to confirm seamless stainless steel composition and specs
• Measure outside diameter precisely; exceeding 114.3 mm shifts to 7304.11.00.40, potentially altering duties
• Include end-use documentation proving oil/gas pipeline application to avoid reclassification as general tubing
Related Products under HTS 7304.11.00.20
Seamless 304 Stainless Steel Gas Pipeline Tube 3.5-inch
Grade 304 seamless stainless steel tube with 88.9 mm OD for natural gas distribution pipelines. Meets HTS 7304.11.00.20 criteria as line pipe of stainless steel, seamless, OD ≤114.3 mm, used for gas pipelines.
API 5LC Stainless Steel Oil Line Pipe 4.5-inch OD
Seamless API 5LC duplex stainless steel pipe, 114 mm OD, for crude oil gathering lines in oilfields. Fits HTS 7304.11.00.20 as stainless steel seamless line pipe for oil pipelines with OD not exceeding 114.3 mm.
Duplex 2205 Seamless Gas Line Pipe 2-inch OD
UNS S32205 duplex stainless steel seamless pipe, 50.8 mm OD, for high-pressure gas transmission lines. Classified in 7304.11.00.20 for its seamless stainless steel construction as oil/gas line pipe ≤114.3 mm OD.
3-inch OD 316L Stainless Steel Pipeline Connector
Seamless 316L stainless steel line pipe section, 76.2 mm OD, used as straight connectors in oil/gas flowlines. HTS 7304.11.00.20 applies to this stainless seamless line pipe with OD ≤114.3 mm for pipeline service.
Sch 40 Stainless Steel Line Pipe 2.375-inch OD
Schedule 40 seamless stainless steel pipe, 60.3 mm OD, wall thickness 3.91 mm, for oil gathering systems. Meets 7304.11.00.20 as stainless steel seamless line pipe for oil/gas pipelines ≤114.3 mm OD.