Magnetic ring density testing arrangement

The utility model provides a magnetic ring density testing arrangement, it is called including last case, nowel, test, wherein, goes up bottom of the case portion and be equipped with the block to install at the nowel top through last block, going up incasement chamber bottom and being equipped with circular shape test title, lower incasement is equipped with the couple, and the stay cord has been led at the couple top, and the stay cord upper end is passed the block and is called to be connected with the test of last incasement, hanging on the couple and being equipped with the magnetic ring that awaits measuring, the couple below is equipped with the mercury container, and it has mercury to annotate in the container, nowel one side is equipped with the dodge gate. The utility model discloses an advantage lies in: data after simple structure, convenient operation, the test are accurate, are favorable to the improvement of product quality.