double o ring stem sodium hydrate valves

{"cid":"91220023","title":"API 6D Standard Ball Valves with Double O-ring Stem Design and PTFE Seat Sealing for Oil Gas Water and Chemical Industry","imgUrl":"https:\/\/img.chinax.com\/nimg\/dd\/cc\/1a2d30f191574b864fca19883250-200x200-1.jpg","attrs":{"Packing":"PTFE: -29~150\u2103 , GRAPHITE: -29~350\u2103","Connection Type":"Threaded \/ Flanged \/ Welded","Other Names":"Sodium Hydrate","Seat Sealing Material":"PTFE","End Connections":"Flanged:RF,FM,RJ \uff1bWelded:BW","Temperature Of Media":"Normal Temperature,oil,Low Temperature","Standard Or Nonstandard":"Standard","Shape":"Ball"}}