3PC Full Bore Stainless Steel Ball Valve With Mounting Pad Model:Q11F Main size: 1/4" 3/8" 1/2" 3/4" 1" 1-1/4" 1-1/2"2" 3"4" Nominal pressure:2.5,4.0,6.4Mpa(1000WOG/2000WOG) Applicable media: Water oil. steam. Nitric acid. Acetic acid. Materials of main parts: Body: CF8 CF8M Ball: SS304 SS316 Stem: SS304 SS316 Seal Gasket: PTFE Packing Gland: PTFE Handle:SS304 Stem Nut:SS304