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