1. Brass materials:CW614N or CuZn39Pb3 2. Cu%: 56%-58% 3. Nickel plated 4. Nice-looking appearance 5. For multilayer pipe Brass ball valve for PE-AL-PE PIPE or PEX-AL-PEX pipe, PE pipe, PEX pipe.Feature:1. Material: Brass2. Pressure Grade: 1.6MPa3. Design standard: GB/T8464-20084. Pipe thread standard: ISO2285. Size: DN20mm*1/2", DN25mm*3/4", DN32mm*1"6. Color: Nickel plated Advantage:1. Sanitary ...