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