the joint body is available in 3 standard combinations of the (tube/cover): EPDM/EPDM, Neoprene/Neoprene, and Nitrile/Neoprene. the body components (tube/cover) are also available in a combination of the following additional materials on special order: Neoprene, EPDM, Chlorobutyl, Butyl, Nitrile, natural rubber etc. Please see the materials table to determine what material is best for your application.
standard flange drilling is ANsI 150#. Also available ANsI 25/125/250/300#, Navy, DN, Bs, and JIs Drilling as well as others.
standard flange material is carbon steel with a plated rust inhibitor. Also available T-304, T-316 and other alloys.