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