Laser Beam Welding Applications and Disadvantages

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Which of the following is NOT a characteristic of ultrasonic welding?

Bonding of the work piece is not dependent upon melting of surfaces

The work pieces are clamped under a high static force normal to their interface (correct)

Oscillating shear stresses of ultrasonic frequencies are applied approximately parallel to the plane of interface

Coalescence is produced by the local application of high frequency vibratory energy

What is the typical duration of an ultrasonic weld?

2.5 to 3.5 seconds

0.5 to 1.5 seconds (correct)

0.1 to 0.5 seconds

1.5 to 2.5 seconds

Which of the following is a key difference between ultrasonic welding and other welding processes?

Ultrasonic welding requires the use of a filler material

Ultrasonic welding is performed without applying external heat (correct)

Ultrasonic welding relies on the melting of the work piece surfaces

Ultrasonic welding involves the application of high pressure

What type of weld is typically produced using laser beam welding?

Line weld Signup and view all the answers

Which of the following is a key advantage of laser beam welding?

Precise control of the weld location and geometry Signup and view all the answers

What is the primary purpose of the shielding gas used in laser beam welding?

To protect the weld pool from atmospheric contamination Signup and view all the answers

What is the primary function of the flux in the soldering process?

To prevent oxidation of the molten solder Signup and view all the answers

What is the main difference between soft soldering and hard soldering?

Soft soldering uses a lower melting point alloy compared to hard soldering Signup and view all the answers

Which of the following is a characteristic of a friction stir weld?

The weld is produced by extruding the softened base metal from the interface Signup and view all the answers

What is the purpose of the applied pressure in the friction stir welding process?

To forge the two components together after sufficient heating Signup and view all the answers

What is the primary function of the rotating component in the friction stir welding process?

To generate heat through friction Signup and view all the answers

Which of the following is a characteristic of a line weld?

The weld is produced by a single continuous pass of the welding tool Signup and view all the answers

What is the primary disadvantage of ultrasonic welding?

Slow process speed Signup and view all the answers

Which of the following materials is NOT suitable for laser beam welding?

Mild steel Signup and view all the answers

What is the primary advantage of electron beam welding?

Ability to produce high temperatures for melting Signup and view all the answers

Which of the following is NOT a common application of laser beam welding?

Welding thick structural sections Signup and view all the answers

What is the first step in the electron beam welding process?

Joint preparation and cleaning of workpiece Signup and view all the answers

Laser Beam Welding Applications and Disadvantages

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