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