Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers,and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 02 Steam... boilers (excl. central heating...); super-heated water boilers 84 02 11 Watertube boilers with a steam production exceeding 45t per hour 84 02 11 00 Watertube boilers with a steam production exceeding 45t per hour Commodity Code Description 84 02 11 00 000 Watertube boilers with a steam production exceeding 45t per hour