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