STAINLESS STEEL BALL VALVES 3PCS FF Materials:SS304,316,430,201 Threaded: NPT,BSP,DIN2999 Size:1/2"-4" STAINLESS STEEL BALL VALVES 3PCS FF1),Size:1/2"-------4"2),Material:304,316(CF8,CF3)3),Pressure:1000WOG,2000WOG,3000WOG4),Suitable medium:water,oil,air and some corrosive liquid5),Temperature range:-20-3506),Connection:Butt welded7),Operation:Manual STAINLESS STEEL BALL VALVES 3PCS FF