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