Material:SS304,304L,316,316L Size:1/4''- 4'' & DN6- DN150 Certificate:ISO9001:2000 stainless steel ball valve Stainless Steel Ball Valve1pc,2pc,3pc ball valve (low price to bottom,quality for credit)stainless steel ball valveTechnology: CastingConnection type: ThreadedSize: From 1/4" to 4"Working pressure: 1000 PSI WOGSuitable medium: Water, oil, steam, nitric, acid, acetate acid and some ...