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