Weight, cast iron weight, weight manufacturer - how to carry out the inner school

Weight, cast iron weight, weight manufacturer - how to carry out the inner school

Shanghai Jiujin Weighing Apparatus Factory ---

The weight is an object of the balance as a quality standard, usually a metal block, which can be used as a weighing precision, a physical measuring tool of a given quality and a specified shape, for use in the verification of weighing instruments and on weighing instruments. It is a subordinate physical measuring tool. It is strictly forbidden to contact corrosive substances, prevent collision or falling, and avoid bumps or scratches. When using it, do not pinch it by hand. Use only tweezers or gloves to take it. Below we Jijin talk about how the balance weight is carried out inside the school, I hope to help everyone!

Weight, cast iron weight, weight manufacturer - how to carry out the inner school

Correction steps:

1 Clean up the calibration work surface, place the qualified electronic scale on the water platform surface, adjust the horizontal adjustment foot so that the electronic scale is in the horizontal state, turn on the power switch, and preheat the electronic scale.

2 Wipe the weight to be corrected with absolute alcohol and leave it at room temperature for 30 minutes.

3 Check the surface of the weight. The surface of the coating should have no sharp edges or sharp corners and obvious blisters to prevent wear and dust.

4 Place the weight on a qualified electronic scale of the external school to measure: twice, and take the average value.

5 Record the measurement results in the internal school report, make a judgment based on the judgment criteria, and make a mark.

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