... brass pipe fittings for threaded pipe and PEX pipe, female thread DN15, DN20, DN25, PEX coupling 16mm forged brass CW614, CW617n Brass ... from 16mm to 26mm. Suitable for connecting pipes in water and gas supply system Material optional: brass (HPb57-3A, HPb58 ... ironProcess: cold cut, hot forge,Surface Treatment: nickle, chrome, brass natural, zinc, HDGConnection type: thread (BSP, NPT), weldingStandard: ...