Blueprint Reading & Symbols Flashcards
7 cards from real AWS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Blueprint Reading & Symbols flashcards as text
On a welding symbol, what does a flag symbol at the reference line junction indicate?
Answer: Field weld
A flag (pennant) at the reference line junction indicates the weld is to be made in the field, not in the shop.
What does the letter 'R' inside a circle on a welding symbol indicate?
Answer: Removable backing
The letter 'R' inside a circle on a welding symbol indicates a removable backing strip or ring.
In AWS blueprint reading, where is the weld-all-around symbol placed on the welding symbol?
Answer: At the junction of the reference line and arrow
The weld-all-around symbol is a circle placed at the junction of the reference line and the arrow line.
A blueprint shows a groove weld symbol with a number '60' and degree symbol above the reference line. What does this represent?
Answer: Groove angle of 60°
A number with a degree symbol in or near the groove symbol indicates the included groove angle.
On an AWS welding symbol, what information is placed to the LEFT of the weld symbol on the reference line?
Answer: Size or strength of the weld
The weld size (or strength) is placed to the left of the weld symbol on the reference line.
Which line type on an engineering drawing is used to show hidden or obscured edges?
Answer: Dashed (hidden) line
Dashed lines (hidden lines) represent edges or features that exist behind visible surfaces.
A welding symbol shows 3/8 on the left side of a fillet weld symbol and 2-4 to the right. What does '2-4' indicate?
Answer: Weld length of 2 inches with 4-inch pitch
In intermittent fillet weld notation, the format length-pitch means weld segments of 2 inches spaced 4 inches on center.