Mechanical Engineering Drawing Workshop

(Darren Dugan) #1

Metric thread
Name of thread


Pitch

Priority

Coarse

Fine

1st2nd

3rd

32 1.5 1.25


1 0.8 0.5 0.35 0.25 0.2


1 -


- 0.25


0.2


- 1.1


- 0.25


0.2


1.2-


- 0.25


0.2


- 1.4


- 0.3


0.2


1.6-


- 0.35


0.2


- 1.8


- 0.35


0.2


2 -


- 0.4


0.25


- 2.2


- 0.45


0.25


2.5-


- 0.45


0.35


3 -


- 0.5


0.35


- 3.5


- 0.6


0.35


4 -


- 0.7


0.5


- 4.5


- 0.75


0.5


5 -


- 0.8


0.5


- -


5.5


0.5


6 -


-^1


0.8


-^7


-^1


0.8


8 -


- 1.25


1 0.8


- -


9 1.25


1 0.8

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