Brass ball valves Norminal Pressure:2.5MPa Working Medium:Water,Non- ... -Causticity Liquid,Saturated Steam ANSI 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, CW617N, etc.2. The valve enjoys the ... , Non-causticity liquid, Non-combustible Gas & Saturated Steam SY0201 of Brass ball valves