| 83.11 |  | Wire, rods, tubes, plates, electrodes and similar products, of base metal or of metal carbides, coated or cored with flux material, of a kind used for soldering, brazing, welding or deposition of metal or of metal carbides; wire and rods, of agglomerated base metal powder, used for metal spraying. | 
| 8311.10 | 000 | Coated electrodes of base metal, for electric arc-welding | 
| 8311.20 | 000 | Cored wire of base metal, for electric arc-welding | 
| 8311.30 | 000 | Coated rods and cored wire, of base metal, for soldering, brazing or welding by flame | 
| 84.01 |  | Nuclear reactors; fuel elements (cartridges), non-irradiated, for nuclear reactors; machinery and apparatus for isotopic separation. | 
| 8401.20 | 000 | Machinery and apparatus for isotopic separation, and parts thereof | 
| 8401.30 | 000 | Fuel elements (cartridges), non-irradiated | 
| 8401.40 | 000 | Parts of nuclear reactors | 
| 84.02 |  | Steam or other vapour generating boilers (other than central heating hot water boilers capable also of producing low pressure steam); super-heated water boilers. | 
| 84.03 |  | Central heating boilers other than those of heading 84.02. | 
| 84.04 |  | Auxiliary plant for use with boilers of heading 84.02 or 84.03 (for example, economisers, super-heaters, soot removers, gas recoverers); condensers for steam or other vapour power units. | 
| 8404.10 | 000 | Auxiliary plant for use with boilers of heading 84.02 or 84.03 | 
| 8404.20 | 000 | Condensers for steam or other vapour power units | 
| 84.05 |  | Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers. | 
| 8405.10 | 000 | Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers | 
| 8406.10 | 000 | Turbines for marine propulsion | 
| 8406.81 | 000 | Of an output exceeding 40 MW | 
| 8406.82 | 000 | Of an output not exceeding 40 MW | 
| 8407.10 | 000 | Aircraft engines | 
| 8407.29 |  | Reciprocating piston engines of a kind used for the propulsion of vehicles of Chapter 87 : | 
| 8407.31 | 000 | Of a cylinder capacity not exceeding 50 cc | 
| 8407.32 | 000 | Of a cylinder capacity exceeding 50 cc but not exceeding 250 cc | 
| 8407.33 | 000 | Of a cylinder capacity exceeding 250 cc but not exceeding 1,000 cc |