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