... decompress plants, compounding ammonia plant, decarburization, desulfuration,separation of ethylbenzene, separation of isooctane/ methylbenzene, Absorption, Aeration, Degassing, Desorption, ... steel including 304, 304L, 410,316, 316L.Technical data of metal pall ring: Diameter (Inch)Dimension d×h ... 9518418303844 "100×100×1.8740.9655012003704 "100×100×2.0350.955531200371 Metal pall ring (Dia.5/8 ...