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