Unit $25$ Print Reading Activities

$343$

$25$C$-$Center Sill Web and Flange Assembly

Read each question carefully, refer to the corresponding print, and write your answer in the space provided.

How many parts are used to fabricate this assembly"

What are the names of the parts?

On the drawing title block there are designations of Design #$21$ and Design #$22.$ What do these numbers indicate?

What size, type, and length weld is specified to join the Center Sill Web $($Item $1)$ to the Center Sill Flange $($Item $2)?$

The Center Sill Web $($Item $1)$ must also be $q,$ to the Center Sill Flange $($Item $2)$ after welding.

The tolerance allowed for the angle mentioned in Question $5$ is $q,$ :$..q,$

What does the Note specify? $q,$

Refer to the Top View

The Draft Lug, Front $($Item A$)$ fits through a slot cut in the Center Sill Web $($Item $1).$ Describe the welds specified to be made on the protruding side of the lug. $q,$

$q,$

Refer to the Front View

The nrint specifies two weld segments on the left edge of the Draft Lug, Front $($Item A$).$ Describe the arrow s $q,$

What special instructions are indicated when welding the other edges of the Draft Lug, Front $($Iemet$)$: