Type:gate valve Size: 1/4"-24" (8mm-600mm) Manufacturing standards: API, ANSI, JIS, DIN,JB. Test and inspection conform to:API598,GB/T13927,JB/T9092 Pressure: from ANSI class 150 to 2500 (PN1.6 - 42MPa) Structure features: WB, BB,OS&Y Connection: butt-welded end, Flanged end, screw end, socket welded end Main materials: A105; LF2; F5; F11; F22; F304(L);F316(L);F347;F321;F51;Monel;20Alloy