PRODUCT NAME:   Trunnion Ball   Pressure Rating:    Class 150~2500 (PN16~420) Base Material:   ASTM A105, A350 LF2, A 182 F 304, A 182 F316, A 182 F 6A ,A 182 F 51, A 182 F 53, A564630(17-4PH), Monel Coatings:   ENP, Chrome Plating, Tungsten Carbide, Chrome Carbide, Stellite, Inconel, Special Support Type:   Support Plate Drive:   Straight Slot