... Medium:Water,Non-Causticity Liquid,Saturated Steam SpecificationsBrass ball valves Norminal Pressure:2.5MPa Working Medium:Water ... B1.20.1, BSP, NPT,Brass ball valves,ball valve.Technical standard: 1. The body and ... the ball are forged with brass C3771, C37000, CW614N, ... to ISO288/1, BSP, NPT, etc.4. The handle is made of Q235 carbon steel5. Norminal Diameter: DN15 ...