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