Measuring apparatus; measuring instruments; sensors; sensors for measuring instruments; software.

Building repair; maintenance of industrial installation; repair of insulation; maintenance of buildings; insulation services; maintenance of insulation; repair of industrial installations.

Steel pipes and tubes; stainless steel pipes; stainless steel strip; stainless steel; steel wire; steel in bar form; cold-finished steel bars; hollow steel bars; iron and steel; metal valves not being parts of machines; containers of metal for compressed gas; metal pipe couplings; metallic flanges; metal materials used for building or construction; packaging containers of metal; liquefied gas storage tanks of metal