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