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