This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What brazing material is used for connecting copper lines to brass and steel vealves? What will ... (Read 133 times)

ereecah

  • Hero Member
  • *****
  • Posts: 530
on: Jul 26, 2018
What brazing material is used for connecting copper lines to brass and steel vealves?
 
  What will be an ideal response?

Question 2

Why is nitrogen brazing particularly important when working with systems that use HFC refrigerants?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Silverbeard98

  • Sr. Member
  • ****
  • Posts: 355
Reply #1 on: Jul 26, 2018
Answer to Question 1

High silver content brazing alloys

Answer to Question 2

POE and HFCs are very strong solvents and clean the oxides off of the inside of the copper lines. The oxides then end up in the compressor oil and in metering devices, causing major system failures.


ereecah

  • Hero Member
  • *****
  • Posts: 530
Reply #2 on: Jul 26, 2018
Both answers were spot on, thank you once again


Silverbeard98

  • Sr. Member
  • ****
  • Posts: 355
Reply #3 on: Jul 26, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

(A) A neuron connecting to a skeletal muscle. (A) A neuron connecting to a skeletal muscle.
The evaporative emission control system includes all of the lines, hoses, and valves, plus the ... The evaporative emission control system includes all of the lines, hoses, and valves, plus the ...
Squall lines Squall lines
The cube of insulating material shown in the figure has one corner at the origin. Each side of ... The cube of insulating material shown in the figure has one corner at the origin. Each side of ...
The extracellular matrix is nonliving material secreted by the cells The extracellular matrix is nonliving material secreted by the cells
Video: Energy sources - types

For a complete list of videos, visit our video library