gauge block presentation is so simple it consist of some pictures and video.

1. GAUGE BLOCK
SUBMITTED BY : MUDASSIR HUSSAIN
2016-BT-MECH-710

2. WHAT IS GAUGE ?
• An instrument that measures and gives a visual display of the amount, level, or
contents of something.

3. GAUGE BLOCK
• Gauge block calibration is one of the oldest high precision calibrations made in
dimensional metrology.
• A gauge block is a precision ground and lapped length measuring standard.
Invented in 1896 by Swedish Mechanist Carl Edward Johansson.
• Gauge Block are rectangular block of high grade steel with close tolerance.

6. WRINGING OF BLOCK GAUGES
The accuracy of measurement depends on the phenomenon of wringing.

9. USES OF GAUGE BLOCKS
• Direct precise measurement where accuracy is required.
• For calibration of Vernier calipers, micrometer etc.
• It is used for angle measurement with sine bar.
• To check gap between parallel locations such as in gap gauges or between 2
mating parts.