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