... on 2.Cu%:54-58% 3.Thread standard:ISO,DIN,etc 4.Thread type:G,R,NPT,BSP 5.Nickel plated ... -20084. Pipe thread standard: ISO228, DIN, BS, JIS, ANSI, GB etc,5. Thread type:G, R, NPT, BSP6. Size: DN15mm, DN20mm ... platedAdvantage:1. Sanitary, non-toxic, no heavy metal additives, directly apply to the water supply system.2. Corrosion resistant, not scaling, no ...