Explain the different tolerance grades.

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written 7.9 years ago by

h.p3576 • 220

modified 3.9 years ago by

pedsangini276 • 4.8k

Subject:- Metrology and Quality Engineering

Topic:- Introduction to Metrology

Difficulty:- Low

metrology and quality engineering

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written 7.8 years ago by

h.p3576 • 220

Grades of Tolerance:-

It is an indication of the level of accuracy. There are 18 grades of tolerances – IT01, IT0, IT1 to IT16 IT01 to IT4 - For production of gauges, plug gauges, measuring instruments, IT5 to IT 7 - For fits in precision engineering applications IT8 to IT11 …

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