2PC Thread Ball Valve(PN64) Size:1/4~4'', Full Port Material: 304 316 Standard: DIN BS water,oil.gas,some causticity fluid Detailed Product Description:Connect form: ThreadSize: 1/4"∼4".Suitable medium: water, oil, steam, nitric acid, acetate acid and so on.Suitable temperature: -40∼+150°C be able to endure high pressure and dose not destroy valve.Seat: PTFE.material and good on-off feature. ...