What Materials Are Generally Used For Components Of American Standard Ball Valves
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The components of Trunnion Ball Valve mainly include valve body, ball, valve stem, packing gland, valve seat, gasket, and valve stem seat.
① Valve body: WCB, CF8, CF8M, CF3, CF3M
② Ball and valve stem: 2Cr13, 304, 316, 304L, 316L
③ Packing gland: WCB, 304, 316, 304L, 316L
④ Valve seat: PTFE, stainless steel/PTFE, para-polystyrene
⑤ Gasket: PTFE, stainless steel/flexible graphite, toothed gasket
⑥ Valve stem seat: PTFE, stainless steel/flexible graphite
