Week 14 challenge

 Butterfly valve is used to control the flow of a liquid.

it consists of 6 main parts they are

1.BODY

2.DISC

3.STEM/SHAFT

4.RETAINER

5.LEVER

6.NUT

and it also requires some fasteners,

it apllications are vast in industries, majority if the valves are follows GD&T.

assembled part are shown below

GD&T are applied shown in the given drawing .