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