Machine parts, namely, pipes, profiles, rollers, rolls, spindles, axles, beams, brackets, levers, struts, blades, shafts; pressure vessels as parts of machines; vehicle engine parts, namely, oil tanks; machine parts of wind turbines, namely, blades and shafts; machine parts, namely, pipes; riser pipes as machine parts; machine parts, namely, hollow shafts and drilling rods for on- and offshore installations