... Arc ring,metal Inner Arc ring,metallic Inner Arc ring,carbon steel Inner Arc ring,ss304 Inner Arc ring,316L Inner Arc ring Metal Improved Inner Arc ... for liquids in the packing bed.Materials:stainless steels,carbon steels,aluminium,copper,bronze,304L,316L and aluminium ... (AISI304) in the material thickness shown. Other material available: carbon steel, stainless steel including 304, 304L, 410,316, 316L ...