定西Half nipple
定西Nipple
定西Long nipple
定西Half thread long nipple
定西Hexagon nipple
定西Hexagon F/M nipple
定西Hexagon reducer nipple
定西Hose nipple L-type
定西Hose connector whj
定西Hose connector WHS
定西Hose joint WRH for welding
定西Round water pipe joint wrhn
