Of other plastics
Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics. > Tubes, pipes and hoses, rigid: > Of other plastics
Duty Rate (from China)
Subheadings
Products classified under Tariff item 3917.29.00
Acrylic Rigid Tubing Cutoffs
Polymethyl methacrylate (acrylic) rigid tubing pieces shorter than 200 mm, used in aquariums, displays, and laboratory equipment. Acrylic is not a polymer of ethylene, propylene, or vinyl chloride, so it falls under 'other plastics' in this tariff item. The short length distinguishes these cutoffs from longer tubes that might be classified elsewhere.
ASA Rigid Plumbing Stubs
Acrylonitrile-styrene-acrylate (ASA) copolymer rigid stubs under 200 mm for outdoor plumbing applications. ASA is a copolymer where no single monomer unit contributes 95% or more by weight, so it is classified under 'other plastics' rather than a specific polymer subheading. These stubs are used where UV resistance and weather durability are required.
Nylon Rigid Capillary Tubes
Rigid polyamide-6 (nylon) capillary tubes under 200 mm for medical fluid transfer and instrumentation. Polyamide is not a polymer of ethylene, propylene, or vinyl chloride, so it falls under 'other plastics' in this tariff item. These fine tubes are used in precise fluid delivery systems in medical and analytical equipment.
Polypropylene Short Rigid Pipes
Short rigid pipes made from polypropylene blends where polypropylene content is below 95% by weight, used for chemical transport. Because the polypropylene content does not meet the 95% threshold, the pipe is not classified under the specific polypropylene subheading. Instead, the predominant monomer rule places it under 'other plastics' in this tariff item.
Polystyrene Rigid Straw Tubes
Rigid polystyrene tubes under 200 mm used as industrial straws or sample transport in laboratories. Polystyrene is not a polymer of ethylene, propylene, or vinyl chloride, so it falls under 'other plastics' in this tariff item. These tubes are rigid and used in various industrial and scientific applications.
Polysulfone Rigid Microtubes
Polysulfone high-temperature rigid microtubes under 200 mm for biotech filtration applications. Polysulfone is an engineering plastic that withstands high temperatures and chemical exposure, making it suitable for demanding filtration processes. It is not a polymer of ethylene, propylene, or vinyl chloride, so it falls under 'other plastics'.
Rigid ABS Drain Pipe
Rigid ABS drain pipe for wastewater drainage in residential plumbing. ABS is a copolymer of acrylonitrile, butadiene, and styrene; because no single monomer unit contributes 95% or more by weight, it is classified as a rigid pipe of other plastics under this tariff item.
Rigid ABS Pipe Nipples
Rigid acrylonitrile-butadiene-styrene (ABS) copolymer pipe nipples under 200 mm for drain-waste-vent (DWV) systems in plumbing. ABS is a copolymer where no single monomer unit predominates by weight, so it is classified under 'other plastics' rather than a specific polymer subheading. These nipples are used to connect pipes in drainage systems.
Rigid Acrylic Chemical Transfer Pipe
Transparent rigid pipes made from acrylic (polymethyl methacrylate), used for transferring corrosive chemicals in laboratory settings. Acrylic is not specifically named in other subheadings of heading 39.17, so it falls under the 'other plastics' classification.
Rigid Acrylic Pressure Pipe
Clear rigid polymethyl methacrylate (acrylic) pipe for high-pressure fluid transfer in laboratories. Acrylic is a polymer of methyl methacrylate, which is not specifically named in other rigid pipe subheadings, so it falls under this item for other plastics.
Rigid Acrylonitrile-Butadiene-Styrene Drainage Pipe
Rigid drainage pipes manufactured from acrylonitrile-butadiene-styrene (ABS) copolymer, used for wastewater drainage in residential plumbing. ABS is a copolymer of multiple monomers, and since no single monomer unit reaches 95% by weight, it is classified as 'other plastics' in this tariff item.
Rigid Cellulosics Ventilation Pipe
Rigid ventilation pipes made from cellulose acetate, a cellulosic plastic, used in cleanroom ventilation systems. Cellulosic derivatives are not specifically named in other subheadings of heading 39.17, so they are classified as 'other plastics'.
Rigid CPVC Hot Water Pipe
Rigid chlorinated polyvinyl chloride (CPVC) pipe designed for hot water plumbing systems. CPVC is a chemically modified PVC, classified under 'other plastics' because it is not a polymer of ethylene or propylene. This pipe is rigid, resists high temperatures, and is used in residential and commercial hot water distribution.
Rigid ECTFE Chemical Pipe
Rigid ethylene chlorotrifluoroethylene (ECTFE) copolymer pipe for chemical handling. ECTFE is a copolymer where no single monomer unit predominates by weight, so it is classified as a rigid pipe of other plastics under this tariff item.
Rigid Ethylene-Vinyl Alcohol Pipe
Rigid barrier pipes made from ethylene-vinyl alcohol (EVOH) copolymer, used for gas lines. EVOH is a copolymer where no single monomer unit reaches 95% by weight, so it is classified as 'other plastics' in this tariff item.
Rigid Fluoropolymer Chemical Pipe
Rigid pipes made from fluoropolymers such as ECTFE (ethylene chlorotrifluoroethylene), used for handling aggressive chemicals. Fluoropolymers other than PTFE are not specifically named in other subheadings, so they fall under 'other plastics'.
Rigid Fluoropolymer Tubes
Rigid PVDF (polyvinylidene fluoride) tubes under 200 mm for corrosive chemical handling. PVDF is a fluoropolymer that offers excellent chemical resistance and is not a polymer of ethylene, propylene, or vinyl chloride. It falls under 'other plastics' in this tariff item due to its specific polymer composition.
Rigid Liquid Crystal Polymer Conduit
Rigid electrical conduits made from liquid crystal polymer (LCP), used for high-speed data cables. LCP is a high-performance plastic not specifically named in other subheadings of heading 39.17, so it is classified as 'other plastics'.
Rigid Nylon Irrigation Pipe
Rigid polyamide (nylon) pipes for agricultural irrigation systems. Nylon is a polyamide, which is not specifically named in other rigid pipe subheadings, so it falls under this item for other plastics.
Rigid PAI Aerospace Pipe
Rigid polyamide-imide (PAI) pipe for aerospace fuel lines. PAI is a high-performance plastic not specifically named in other rigid pipe subheadings, so it is classified under this item for other plastics.
Rigid PAI Hydraulic Snubbers
Polyamide-imide (PAI) rigid tube snubbers under 200 mm for heavy machinery. PAI is a high-performance plastic that withstands extreme temperatures and mechanical stress. It is not a polymer of ethylene, propylene, or vinyl chloride, so it falls under 'other plastics' in this tariff item.
Rigid PEEK High-Pressure Pipe
Rigid pipes made from polyether ether ketone (PEEK), a high-performance engineering plastic, used for high-pressure oil and gas applications. PEEK is not specifically named in other subheadings of heading 39.17, so it falls under 'other plastics'.
Rigid PEEK High-Temperature Pipe
Rigid polyether ether ketone (PEEK) pipe for high-temperature oil and gas applications. PEEK is a high-performance plastic not specifically named in other rigid pipe subheadings, so it falls under this item for other plastics.
Rigid PEEK Tubing Pieces
Polyether ether ketone (PEEK) rigid tubing pieces under 200 mm for aerospace hydraulics. PEEK is a high-performance engineering plastic known for its strength and heat resistance. It is not a polymer of ethylene, propylene, or vinyl chloride, so it falls under 'other plastics' in this tariff item.
Rigid PETG Tubing Segments
Glycol-modified polyethylene terephthalate (PETG) rigid tubing pieces under 200 mm for 3D printing and prototyping. PETG is a copolyester that is not a polymer of ethylene, propylene, or vinyl chloride. It falls under 'other plastics' in this tariff item due to its specific polymer composition.
Rigid Polyamide Fuel Line Pipe
Rigid fuel line pipes made from polyamide (nylon), used in automotive fuel delivery systems. Polyamides are not specifically named in the ethylene, propylene, or vinyl chloride subheadings, so they are classified as 'other plastics'.
Rigid Polycarbonate Air Duct Pipe
Rigid air duct pipes made from polycarbonate plastic, used for HVAC air distribution systems. Polycarbonate is not specifically named in other subheadings of heading 39.17, so it falls under 'other plastics'.
Rigid Polycarbonate Conduit Pipe
Rigid polycarbonate tubing used as electrical conduit in construction. Polycarbonate is not specifically named in other rigid pipe subheadings, so it is classified under this item for other plastics.
Rigid Polycarbonate Vent Tubes
Polycarbonate rigid tubes under 200 mm for HVAC ventilation prototypes and electronics cooling. Polycarbonate is a transparent, impact-resistant plastic that is not a polymer of ethylene, propylene, or vinyl chloride. It falls under 'other plastics' in this tariff item.
Rigid Polyphenylene Sulfide Pipe
Rigid high-temperature pipes made from polyphenylene sulfide (PPS), used for steam conveyance in factories. PPS is an engineering plastic not specifically named in other subheadings of heading 39.17, so it is classified as 'other plastics'.
Rigid Polystyrene Vent Pipe
Rigid high-impact polystyrene (HIPS) pipe for HVAC ventilation ducts. Polystyrene is not specifically named in other rigid pipe subheadings, so it falls under this item for other plastics.
Rigid Polyurethane Chemical Transfer Pipe
Rigid polyurethane pipe for transporting corrosive chemicals in industrial settings. Polyurethane is not specifically named in other rigid pipe subheadings, so it is classified under this item for other plastics.
Rigid PPS Electrical Conduit
Rigid polyphenylene sulfide (PPS) conduit for harsh environment electrical protection. PPS is a high-performance plastic not specifically named in other rigid pipe subheadings, so it falls under this item for other plastics.
Rigid PSU Lab Pipe
Rigid polysulfone pipe for laboratory fluid handling. Polysulfone is not specifically named in other rigid pipe subheadings, so it is classified under this item for other plastics.
Rigid PVC Sewer Pipe
Rigid polyvinyl chloride (PVC) sewer pipe for underground drainage. PVC is a polymer of vinyl chloride, which is not specifically named in other rigid pipe subheadings, so it falls under this item for other plastics.
Rigid PVC Short Pipe Segments
Rigid polyvinyl chloride (PVC) pipe segments measuring under 200 mm in length, used in plumbing and irrigation systems. Although PVC is a specific polymer, these short segments are classified under 'other plastics' because they do not meet the length criteria for other classifications. The tariff item covers rigid tubes of plastics other than those specifically named.
Rigid PVDF Acid Pipe
Rigid polyvinylidene fluoride (PVDF) pipe for acid transport. PVDF is a fluoropolymer not specifically named in other rigid pipe subheadings, so it is classified under this item for other plastics.
Rigid SAN Test Tubes
Styrene-acrylonitrile (SAN) rigid open tubes under 200 mm for laboratory testing. SAN is a copolymer that is not a polymer of ethylene, propylene, or vinyl chloride. It falls under 'other plastics' in this tariff item due to its specific polymer composition.
Rigid Tritan Water Line Tubes
Rigid tubes made from Eastman Tritan copolyester, a type of plastic not specifically named in other subheadings of heading 39.17. These tubes are under 200 mm in diameter and are used for water lines in appliances, falling under the 'other plastics' classification.
Rigid Tritan Water Pipe
Rigid copolyester Tritan pipe for drinking water systems, BPA-free. Tritan is a copolymer where no single monomer unit predominates by weight, so it is classified as a rigid pipe of other plastics under this tariff item.