... so on 2.Cu%:54-58% 3.Thread standard:ISO,DIN,etc 4.Thread type:G,R, ... (CuZn39Pb3/CuZn39Pb2, C38500/C38000, C3603/C3771, CW614N/CW617N) 2. Pressure Grade: 1.6MPa3. Design standard: GB/T8464- ... ISO228, DIN, BS, JIS, ANSI, GB etc,5. Thread type:G, R, NPT, BSP6. Size: DN15mm, DN20mm, DN25mm ... Application:1. Residential cool/hot water piping system.2. Transport and discharge for industrial water and chemicals ...