Refractory sheathing

摘要

A metal tubular supporting member in a furnace sheathed by refractory sheathing comprising an inner layer of fibrous refractory material and an outer layer of refractory tiles held in place by metal links which are secured together around the furnace member and have radial studs which extend through the inner layer into socket holes in the tiles so that the metal fittings can first be secured to the furnace member and then covered by the fibrous refractory material and the tiles which are engaged with the radial studs.