Downcomer Pipe Section from China
A large-diameter pipe that circulates hot water from boiler drum to lower mud drum in water-tube steam boilers. It is classified under tariff item 8402.90.00 for its role in vapour generating systems.
Duty Rate — China → Canada
0%
Import Tips
• Describe the pipe as a boiler part, not as a generic pipe
• Provide engineering drawings showing its specific bends and connections for boiler circulation
• If the pipe is imported with other boiler components, consider whether they form a complete boiler for classification