Metal Pall Ring Material:SS304,304L,410,316,316L Size:16mm, 25mm, 38mm, 50mm, 76mm Metal Pall RingMetal Pall Ring is made of materials like carbonsteel,stainless steel ... thermosensitive,decomposable,polymerizable or cokable systems,for these,Pingxiang Petrochemical metal tower packing is widely used in packing towers in ... Carbon steel,stainless steel including 304,304L,410,316,316L Metal Pall Ring