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