Weld Defects Flashcard

Front

What is defined as an imperfection or group of imperfections outside the limits stated in the appropriate application standard?

Back

Weld defect

Front

Which type of crack occurs during the crystallization of weld joints?

Back

Hot Crack

Front

What is a common cause of weld cracks?

Back

Poor ductility of base metal

Front

What defect occurs when the base metal melts away from the weld zone?

Back

Undercut

Front

Which of the following is a remedy for spatter? Use larger electrodes, Increase welding current, Increase travel speed, Reduce arc length

Back

Reduce arc length

Front

What is the condition called when gas or small bubbles get trapped in the welded zone?

Back

Porosity

Front

What is a common cause of excessive penetration? Options: High welding current, Low travel speed, Small root gap, Thin root face

Back

High welding current

Front

What type of distortion involves bending, twisting, or stretching of a part?

Back

Warping

Front

What is the primary cause of slag inclusion? Options: Excessive current density, Low heat input, High welding speed, Improper electrode angle

Back

Low heat input

Front

Which defect occurs when the weld does not penetrate properly?

Back

Necklace cracking