Casted Steel Trunnion Ball Valve :Specification:1/2" ~ 40" (DN15~DN1000)ANSI Ratings 150# ~ 900# (PN16~PN150)Split Body ConstructionRF RTJ BW ConnectionsMain Body Material : ASTEM A216 WCB,LCB ,A217 WC1,WC9,C5,ASTM CF8,CF8M,CF8C,CF3,CF3M.Main Ball Material: ASTM A105, A182 304, A182 316, A182 304L, A182 316L,A182 F6A,A182,F51,A182 F53,F22 AlloyMain Seats Material: PTFE/ RTFE(≤120℃) , NYLON (≤80℃), ...