3PC stainless steel thread ball valve 1) Size: 1/4~6" 2) Working pressure: 1.6-6.4mPa 3) Temperature range: -20°C ~ 232°C ~ 350°C 4) Suitable medium: water, oil, air, some corrosive liquid 5) Thread type: NPT, BSPT, BSP 6) We can also manufacture other connecton ends according to your special requirements like TC, flanged etc