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