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