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