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