centering, or center is a type of formwork: the temporary structure upon which the stones of an arch or vault are laid during construction. Until the keystone is inserted an arch has no strength and needs the centering to keep the voussoirs in their correct relative positions. These centering plates are available in 14 kg. Steel scaff floor forms or slab shuttering are manufactured from 14/12 gauge M.s. sheets with pressed flange, stiffeners, ad proper slots at the edges. Odd dimensions are filled up with the aduster floor forms/slab form. We deal with Centering equipment is available for hire,