... professional manufacturer Carbon Steel,SS304, 304L, 410,316, 316L 15mm,25mm,40mm,50mm, 60mm,70m ISO9001-2008Certified Metal Intalox Saddle RingMetal ... successfully used in mass transfer towers both small and large diameter. It is frequently used in deep vacuum towers where low ... . SS304, SS304L, SS316, SS316L Metal Intalox Saddle Ring Packing 16mm 25mm 38mm 50mm 75mm