五家渠Half nipple
五家渠Nipple
五家渠Long nipple
五家渠Half thread long nipple
五家渠Hexagon nipple
五家渠Hexagon F/M nipple
五家渠Hexagon reducer nipple
五家渠Hose nipple L-type
五家渠Hose connector whj
五家渠Hose connector WHS
五家渠Hose joint WRH for welding
五家渠Round water pipe joint wrhn
