Building materials of metal; metal profiles; metal hardware articles

Non-metallic building materials; tiles not of metal for construction and paving blocks not of metal; ceramic pavements and coverings (construction) not of metal; cement prepared for use in construction; transportable buildings, not of metal

Valves of metal being parts of machines or piping in particular shut-off valves, high-pressure valves and super pressure valves, flow control valves, reducing valves, relief valves, micro metering valves, mixing valves, pressure control valves, safety valves, double hand valves, micrometer valves, high-temperature valves and low-temperature valves, speciality material valves, start-stop valves, dual-pressure valves, multi-way valves, pressure reducing valves, air control valves and return valves; parts of pressure valves, namely, high pressure fittings of metal, connectors of metal, quick coupling of metal, thick wall tube of metal, high pressure tube of metal