... , female/male tee, female/male elbow, female/male union, ball valve, stop valveConnectionsocket fusion, butt fusion, flangedOEM is welcome Feature of ... is very long--as long as 50 yearsJunxing Pipe Group CO., Ltd. is a complex high technology enterprise which integrates research and ... to contact us for more information at anytime. ppr tube fitting brass ball valve-pipe welding ...