VSL

elements of prestressed constructions particularly metallic anchorages, tendons, ducts

equipment for the post-tensioning techniques, namely hydraulic presses and auxiliary appliances therefor particularly pumps, and gauges for tensioning tendons and stressbars; lifting gears being hydraulic presses and auxiliary appliances therefor particularly pumps for moving (heaving, displacing, sinking) heavy loads; mixers and pumps (being injectors) for grouting tendons and stressbars; machines and (not handoperated) tools for making anchors, tendons

measuring and checking apparatus for determining and controlling loads, displacements and stresses in constructions; control mechanisms for moving (heaving, displacing, sinking) heavy loads

elements of prestressed constructions particularly non-metallic ducts