6
Pipework, connectors and flanges of carbon steel, stainless steel and alloys for structure, production, drilling and distribution; Connectors and flanges of carbon steel, stainless steel and alloys; Piping of ductile cast iron; Instruments for stainless steel pipework; Stainless steel connectors for instrumentation; Cable joints of metal, grooved and threaded
11
Taps, valves and fittings; Motorised valves (electric, pneumatic and hydraulic); Instrumentation valves of stainless steel
35
Retailing of pipework, Torque and Of flanges of carbon steel, stainless steel and alloys for structure, For manufacturing, Drilling and Distribution, Jointings and Flanges of carbon steel, stainless steel and their alloys, Piping of ductile cast iron, instrumentation pipework of stainless steel, instrumentation connectors of stainless steel, Cable couplings of metal, Ribbed and threaded, taps, valves and accessories, Motorised valves (electric, pneumatic and hydraulic), instrumentation valves of stainless steels
37
Coating, Pipe paints, Connections, Flanges and Sliding valves
40
Treatment via chemical or mechanical processes of materials of metal of all kinds provided by the oil and gas industry, for the building and infrastructure industry, the water industry, the electric industry, the chemical and petrochemical industry; Abrasive blasting, Grooving and galvanisation of pipes, Fittings, Flanges and Values; Intumescent coating for fire protection