About HS Code 391722
This HS code specifically covers rigid tubes, pipes, and hoses manufactured from propylene polymers, predominantly polypropylene (PP). PP pipes are highly valued for their excellent chemical resistance, high temperature tolerance, and lighter weight compared to some other plastics or metals. Importers are typically involved in chemical processing, industrial plumbing, HVAC systems, and drainage applications, where these properties are critical. Exporters are specialized plastic pipe manufacturers. The trade is driven by industrial demand for reliable and corrosion-resistant piping solutions. Important factors include the specific type of polypropylene (e.g., PP-R for hot water, PP-H for chemical drainage), pressure ratings, and resistance to various chemicals. These pipes are often used in demanding environments where other materials might degrade, offering a durable and cost-effective solution.
Products Under This Code
PP-R hot water pipes, PP-H chemical drainage pipes, Polypropylene ventilation ducts, PP industrial process pipes, PP laboratory drainage systems, PP waste pipes, PP pressure pipes, PP conduit
Real World Examples
Aquatherm PP-R pipes, Georg Fischer PP-H piping, Wefatherm PP-R systems, IPEX PP industrial piping
Common Misclassification
This code can be confused with flexible propylene polymer tubes/hoses (e.g., 391739) or with other rigid plastic pipes (e.g., 391721 for ethylene, 391723 for vinyl chloride).
Products Classified Under 3917.22
Industry
This code belongs to the Plastics & Rubber industry.
Trade Overview
Germany, USA, and China are major importers, while China, Germany, and Italy are key exporters of rigid propylene polymer pipes.
Frequently Asked Questions
What is HS code 391722?
HS code 391722 covers: Plastics; tubes, pipes and hoses thereof, rigid, of polymers of propylene. This HS code specifically covers rigid tubes, pipes, and hoses manufactured from propylene polymers, predominantly polypropylene (PP). PP pipes are highly valued for their excellent chemical resistance, high temperature tolerance, and lighter weight compared to some other plastics or metals. Importers are typically involved in chemical processing, industrial plumbing, HVAC systems, and drainage applications, where these properties are critical. Exporters are specialized plastic pipe manufacturers. The trade is driven by industrial demand for reliable and corrosion-resistant piping solutions. Important factors include the specific type of polypropylene (e.g., PP-R for hot water, PP-H for chemical drainage), pressure ratings, and resistance to various chemicals. These pipes are often used in demanding environments where other materials might degrade, offering a durable and cost-effective solution.
What products fall under HS code 391722?
PP-R hot water pipes, PP-H chemical drainage pipes, Polypropylene ventilation ducts, PP industrial process pipes, PP laboratory drainage systems, PP waste pipes, PP pressure pipes, PP conduit
What are common misclassifications for HS code 391722?
This code can be confused with flexible propylene polymer tubes/hoses (e.g., 391739) or with other rigid plastic pipes (e.g., 391721 for ethylene, 391723 for vinyl chloride).
How is HS code 391722 structured?
HS code 391722 is a 6-digit subheading under the Harmonized System. The first 2 digits (39) identify the chapter, digits 3-4 (17) identify the heading, and digits 5-6 (22) specify the subheading. This code is standardized globally by the World Customs Organization.