... degree 4.ISO9001 certificate 3PC Type orbit Ball Valve DN50 1. Pressure: 1/4"--2" ... . Suitable medium: Water, oil, steam, etc. 4. Thread standard: BSP, BSPT, NPT, DIN259/2999 5. Material: ... full range of products include of : Butterfly Valve, Check Valve, Ball Valve, Sample Valve, Union, Elbow, Tee, Ferrule, Clamp, ... Manhole and so on. SR ball valve is a manual globe valve for use in liquid, suction and ...