Write a note on: Preferred series and Numbers.

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written 7.9 years ago by

bhaveshkumarn.pasi • 530

• modified 7.8 years ago

Subject: Machine Design -I

Topic: Machine Design consideration

Difficulty: Medium

machine design

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written 7.8 years ago by

bhaveshkumarn.pasi • 530

Preferred Numbers are an important tool which minimize unnecessary variations in sizes.
The complete range is covered by minimum number of sizes, which is advantageous for both producer and customer.
With the acceptance of standardization, there is need to keep the standard sizes or dimensions of component in discrete steps. …

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