... %:54-58% 3.Thread standard:ISO,DIN,etc 4.Thread type:G,R,NPT,BSP 5.Nickel plated brass compression fittingsFeature ... standard: ISO228, DIN, BS, JIS, ANSI, GB etc,5. Thread type:G, R, NPT, BSP6. Size: DN15mm, DN20mm, DN25mm.7. Color ... .7. Piping system for other industries and agriculture. Brass compression fittings