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