This topic contains a solution. Click here to go to the answer

Author Question: Preheating of the weldment helps to: A) Remove moisture B) Reduce martensite formation C) Reduce ... (Read 69 times)

jessicacav

  • Hero Member
  • *****
  • Posts: 558
Preheating of the weldment helps to:
 
  A) Remove moisture B) Reduce martensite formation
  C) Reduce hydrogen absorption D) All of the above

Question 2

To reduce cracking during welding of aluminum:
 
  A) Choose smaller continuous welds rather than intermittent welds
  B) Fill craters when ending weld
  C) Choose a filler metal with a very different chemistry
  D) All of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Cnarkel

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

A

Answer to Question 2

D





 

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

For a complete list of videos, visit our video library