Technical subject

Zilla Parishad high school

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Metrology of screw threads , gears & surface texture
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103

July 2024

2023/2024
Metrology of screw threads involves measuring pitch, thread angle, major, minor, and pitch diameters using tools like micrometers and thread gauges. Gear metrology focuses on parameters like tooth profile, pitch, lead, and runout, typically measured using gear measuring machines and coordinate measuring machines (CMMs). Surface texture metrology examines surface roughness, waviness, and lay, employing stylus profilometers and optical interferometers. Accurate measurements in these areas ensure p...
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