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