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