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