... EPDM, high temperature EPDM, food grade EPDM, NBR, abrasive c)Shaft: 416S. Sand316S. S, 17-4pHS, aluminum bronze and monel.resistant NBR ... Cast iron, carbon steel, 304S. S, 316S. S and aluminum bronze3)Materials:Working Pressure: 2"to12" 16bar, 14"to48" 10barSize ... : EPDM, high temperature EPDM, food grade EPDM, NBR, abrasive Shaft: 416S. Sand316S. S, 17-4pHS, aluminum bronze and monel.resistant NBR, ...