Metal spray shields it is used high pressure or high temperature，textile(cloth) type max pressure 40bar,Metal type flange guards(valve Guards) max pressure 240 bar(inside have wire meshes）.coil thickness:0.8mm 

  so it design high pressure and high temperature chemical corrossion fluid.

  materical : carbon steel (Galvanized steel ) it is suit for 460 ℃

                  stainless steel(304 or 316L) is suit for 700 ℃