... Design and Manufacture:ANSIB16.34,API600,BS1873 ball valve.Firesafe Design.External leakage prevention. ... connecting end:Flange or buttwelding endSpecification:Size: from 1/2" to 24"Class: from 150lb to 900lbOperator type ... , WC9, C5, C12, CF8, CF8M, CF3M, CF8C,Ball:A105,13CR,2CR13,F304.F316,STEM: 13CR,2CR13,F304.F316 ... sea;soft seal :PTFE, PEEK, nylon, RPTFE 2 pieces stainless steel floating ball valve