Watertube boilers with a steam production not exceeding 45 t per hour
Steam or other vapor generating boilers (other than central heating hot water boilers capable also of producing low pressure steam); super-heated water boilers; parts thereof: > Steam or other vapor generating boilers: > Watertube boilers with a steam production not exceeding 45 t per hour
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
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8402.12.00.00
Industrial Watertube Steam Boiler 20t/h
A compact watertube boiler designed for industrial steam production at up to 20 tons per hour, used in manufacturing plants for process heating. It features water-filled tubes heated by combustion gases to generate high-pressure steam efficiently. Classified under HTS 8402.12.00.00 due to its watertube design and steam output below 45 t/h.
Marine Watertube Auxiliary Boiler 15t/h
Watertube boiler for ship auxiliary power generating up to 15 tons of steam per hour, essential for onboard systems like turbines. Water circulates in tubes surrounded by hot gases for rapid steam generation. Fits HTS 8402.12.00.00 as a watertube type with capacity under 45 t/h.
Chemical Plant Watertube Boiler 30t/h
High-efficiency watertube steam boiler for chemical processing plants producing 30 tons per hour for reactions and distillation. Employs membrane wall construction for durability under corrosive environments. Under HTS 8402.12.00.00 for watertube boilers not exceeding 45 t/h steam output.
Biomass-Fueled Watertube Boiler 25t/h
Watertube boiler optimized for biomass fuel combustion, generating 25 t/h steam for green energy plants. Features specialized grate and tube arrangements for sustainable fuel handling. Classified in HTS 8402.12.00.00 based on watertube construction and limited steam capacity.
Oil Refinery Watertube Steam Generator 10t/h
Compact watertube boiler for oil refineries producing 10 tons steam per hour for fractionating columns. Built with high-alloy steels for extreme heat and hydrocarbon exposure. HTS 8402.12.00.00 applies to its watertube design and sub-45 t/h production.
Food Processing Watertube Boiler 35t/h
Stainless steel watertube boiler for food industry sterilization and drying, rated at 35 t/h steam output. Designed for hygienic steam with minimal contamination risk. Falls under HTS 8402.12.00.00 for capacity-limited watertube steam generators.
Power Plant Auxiliary Watertube Boiler 40t/h
High-pressure watertube boiler serving as auxiliary unit in power stations, max 40 t/h steam for startup/shutdown. Advanced drum design ensures reliability. HTS 8402.12.00.00 due to watertube type and output threshold.