... tower packing Metal pall ring:Carbon Steel pall ring, CS pall ring, Carbon Steel pall ring, Stainless steel pall ring, SS304 pall ring, SS304L ... are available in a wide range of materials, such as Stainless steel, carbon steel, aluminum, bronze and other alloy.Technical data of Metal ... , 25, 38, 50, 76, 100mm Metal pall ring (Material: Carbon Steel, Stainless steel 304, 304L, 316, 316L, 410)