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