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