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GD&T Resources

The document contains links to various educational videos related to GD&T (Geometric Dimensioning and Tolerancing) concepts, including flatness and surface finish. It discusses the importance of flatness callouts and the distinction between surface finish and flatness measurements. Additionally, it mentions the application of datums in relation to holes and slots in metal sheets.

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Tejinder Singh
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24 views3 pages

GD&T Resources

The document contains links to various educational videos related to GD&T (Geometric Dimensioning and Tolerancing) concepts, including flatness and surface finish. It discusses the importance of flatness callouts and the distinction between surface finish and flatness measurements. Additionally, it mentions the application of datums in relation to holes and slots in metal sheets.

Uploaded by

Tejinder Singh
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLSX, PDF, TXT or read online on Scribd
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VIDEOS

https://www.youtube.com/watch?v=umtgJNiWyEw&list=PLId-CG-Zsc_ZlRAoM5BNbFWfQOhnrTHXD&index=4
https://www.youtube.com/watch?v=AySConthyEM&list=PLId-CG-Zsc_ZlRAoM5BNbFWfQOhnrTHXD&index=5

https://www.youtube.com/watch?v=431WijEkiPQ
https://www.youtube.com/watch?v=Nskeoih_EEM&list=PLId-CG-Zsc_ZlRAoM5BNbFWfQOhnrTHXD&index=7
https://www.youtube.com/watch?v=EahOsZkwBn8&list=PLId-CG-Zsc_ZlRAoM5BNbFWfQOhnrTHXD&index=9
https://www.youtube.com/watch?v=issxkaMsoJI&list=PLXgyQh4QDmBZB_K2ELKwE339xByaYvOrR&index=2
Position Position GD&T must be accompained by a flatness on the datum
Flatness Flatness callout on common datun surface (Mostly done)
two different things the device that measures surface finish will ignore
Surface finish vs flatness high and low points on the flatness scale
MMC Virtual outer boundry VC = MMC+or-gom. Tole.
Flatness as feature os size
Circular and total runout
Number of datums Applied to

3 Holes, slots

large sheet of metal that you know will bend

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