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