IMPANDED PIPE

Construction materials made of metal, namely, metal pipes for use as pipe lines in the oil, gas, and water industry; steel pipes for use offshore as tubulars, cans, legs, piles, bracings, conductors, risers and tethers; steel pipes for use in the construction industry for bridges, stadiums, and high-rises; steel pipes for use in steel structures under water as piles, dolphins, and anchor piles; metal machinery pipes for use in the paper industry as felt rolls, wire rolls, press rolls, dryers, reel spools, and winder drums; metal machinery pipes for use as hydraulic cylinders, cable drums, yarn rollers, rolls for weaving machinery, cardan shafts, and dryer rolls; pipes and tubes made of metal, namely, metal structural pipes for building construction; non-electrical metal conduits for energy and raw materials; metal pipes used in pressure vessels, except for machine parts

Parts for compressed-air tools used in construction engineering, namely, metal pipes; Parts of oilfield wellhead machines, namely, pipes made of metal

Installation of building insulation around metal pipes and tubes; construction consultancy

Exterior and interior treatment of the metal in pipes and tubes made of metal, namely, exterior and interior steel plating; treatment of materials by means of heat treatment of pipes and tubes made of metal

Technical planning of buildings; Technical research on building construction planning; technical project planning of pipe lines in the oil, gas, and water industry; technical project planning of Offshore pipes and under water structures; technical project planning of buildings, bridges, stadiums, and high-rises; technical project planning of machinery pipes for the paper industry; technical consultancy in relation to all of the above; engineering; calibrations; non-destructive material testing of pipes and tubes made of metal