Non-rising stem knife gate valve with square operating Knife gate valve lever operating Threaded ends separator for steam Flanged type triple-acting air release valve – PN40 Flanged type double-acting air release valve – PN40 Flanged type single-acting air release valve – PN10/16 Female BSP pressure reducing valve PN40 Sonic air valve carbon steel PN10 Single chamber, four-function air valve – PN40 Buried triple-acting air release valve
