Welding Symbols Flashcards
What is represented by the use of a filled (black) semi-circle appearing on a reference line? (Multiple choice)
A) A convex weld surface.
B) Melt-through.
C) A back weld.
D) A backing bar.
B) Melt-through.
Where on a welding symbol will you find the length of an intermittent fillet weld? (Multiple choice)
A) At the left of the weld symbol.
B) In the tail of the reference line.
C) After the pitch measurement.
d) On the right side of the weld symbol.
d) On the right side of the weld symbol.
Groove weld size and effective throat size for a partial joint penetration groove weld must be included in a welding symbol. (True/False)
True
What type of weld joint is used in joining two solid round bars, filled flush on both sides down their length?
A) A flare V-groove weld.
B) A double bevel groove weld.
C) A flare bevel groove weld
D) A double flare V-groove weld
D) A double flare V-groove weld
When is a back weld applied? (Multiple choice)
A) After the groove weld in the symbol has been applied.
B) Prior to the completion of a groove weld.
C) When there is limited access to the back side of the joint.
D) When a partial joint penetration groove weld is required.
A) After the groove weld in the symbol has been applied.
How would an actual throat be defined in a fillet weld with a flat profile? (Multiple choice)
A) The depth of penetration beyond the root.
B) The length of the smallest leg.
C) The cross-sectional area.
D) The shortest distance measured from the root of the weld to its face.
D) The shortest distance measured from the root of the weld to its face.
Which measurement is found on the reference line for a surfacing weld? (Multiple choice)
A) The length.
B) The width.
C) The height.
D) The area of surface covered.
C) The height.
When a joint is made using a backing bar which is to be removed, how is this noted? (Multiple choice)
A) With an “R” In the tail of the welding symbol.
B) With an “R” on the top surface of a weld symbol.
C) With an “R” inside the weld symbol.
D) With an “R” at the right side of the weld symbol.
C) With an “R” inside the weld symbol.
Where would the length of a test section be indicated? (Multiple choice)
A) To the left of the symbol.
B) To the right of the symbol.
C) Above the symbol.
D) In the tail of the symbol.
B) To the right of the symbol.
When should an NDT designation be centered on the reference line? (Multiple choice)
A) When the same NDT is to be performed on both sides of the weldment.
B) When there is no side significance.
C) When the NDT is to be performed in the center of the weldment.
D) When the direction of the NDT source is not important
B) When there is no side significance.
A welding symbol reference line can have multiple arrows. (True/False)
True
Where would the welding process be indicated on a welding symbol? (Multiple choice)
A) To the left of the weld symbol.
B) Above or below the weld symbol.
C) In the tail of the welding symbol.
D) Inside the weld symbol.
C) In the tail of the welding symbol.
The tail of a welding symbol is optional. (True/False)
True
Arrow side significance will have the weld symbol on the top of the reference line. (True/False)
False
A plug weld is a weld made in an elongated circular hole in one member of a joint fusing that member to another member. (True/False)
False
What information can a weld symbol NOT provide? (Multiple choice)
A) Joint preparation and geometry.
B) Weld size and length.
C) Bolt hole locations.
D) Weld penetration and fusion.
C) Bolt hole locations.
What type of symbol is used to express that a weld is to be completed in the field? (Multiple choice)
A) A secondary welding symbol.
B) A welding symbol.
C) A basic welding symbol.
D) A supplementary symbol.
D) A supplementary symbol.
Where is a percentage of NDE requested? (Multiple choice)
A) To the left of a NDE symbol.
B) To the left of an NDE designation.
C) To the right of an NDE designation.
D) Above the NDE designation.
C) To the right of an NDE designation.
How is a request of test all around in the field indicated on a reference line? (Multiple choice)
A) With a statement indicating test all around in the field is located in the tail of a reference line.
B) With a field weld symbol connected to the reference and arrow line intersect with test all around indicated in the tail.
C) With a test all around symbol centered where the reference and arrow line intersect with the test in field flag attached to the all around symbol.
D) With a test all around symbol centered where the reference and arrow line intersect with the test in field flag attached to reference and arrow intersect.
D) With a test all around symbol centred where the reference and arrow line intersect with the test in field flag attached to reference and arrow intersect.
What type of weld is represented by the figure appearing on the reference line? (2 45 degree lines coming off a dashed line)
A scarf
A weld symbol for a fillet weld has the vertical line to the left of the symbol. (True/False)
True
What are the three key elements of a welding symbol? (Multiple choice)
A) Geometry, preparation, fit up.
B) Arrow side, other side, both side significance.
C) Weld symbol, welding symbol, supplementary weld symbol.
D) Arrow, reference line, tail.
D) Arrow, reference line, tail.
What are multiple reference lines used for with a welding symbol? (Multiple choice)
A) A sequence of operation starting closest to the arrow working away from the arrow.
B) A sequence of operation starting with the weld symbol on arrow side significant.
C) A sequence of operation starting furthest from the arrow working toward the arrow.
D) A sequence of operation that must start with arrow side, working toward other side.
A) A sequence of operation starting closest to the arrow working away from the arrow.
Arrow side/other side significance will depend on the direction of the arrow. (True/False)
False
