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Calibration of Piano Wire & Thickness Gauge

Calibration Report Form

Set Zero in Micrometer

Set the Micrometer zero setting by touching the Spindle and Anvil using the ratchet. Then press the Reset , Set or Zero Button.

Zero Button

The calibration report should be verified by calibration personnel. Checked by QE SV and QE Department Manager will have to approve the calibration report.

After approval by related Department Manager, the calibration report has to submit to QE Department

Equipment need for calibration

Hold the Micrometer with Micrometer Stand and set to Zero again if not Zero.

Micrometer Stand

Micrometer

Piano Wire

Piano Wire attached with

Dial Tension Gauge

Calibration of Piano Wire attached with Tension Gauge

Calibration of Piano Wire

Hold the Tension Gauge by wear the finger cot or soft hand glove, Clamp the Piano Wire and measure by touching the Spindle and Anvil to the Piano Wire.

Thickness Gauge

Make sure spin ratchet smooth just one click sound to avoid over turning and to eliminates the clearance

Confirm 5 times at one calibration point and record the reading

Hold the Piano Wire by wear the finger cot, Clamp the Piano Wire and measure by touching the Spindle and Anvil to the Piano Wire.

Make sure spin ratchet smooth just one click sound to avoid over turning and to eliminates the clearance.

Confirm 5 times of calibration reading and record the reading

Reading at 2/3 (1 times)

Reading at 1/3 (2 times)

Reading at 3/3 (2 times)

Calibration of Thickness Gauge

Hold the Thickness Gauge by wear the finger cot, Clamp the Thickness Gauge and measure by touching the Spindle and Anvil to the Thickness Gauge.

Make sure spin ratchet smooth just one click sound to avoid over turning and to eliminates the clearance

Confirm 5 times at one calibration point and record the reading

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