39 - Characteristics of a good brazing flux include: 1. low melting temperature II. low viscosity so that it can be displaced by the filler metal II. facilitates wetting IV. protects the joint until solidification of the filler metal.

Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter7: Tubing And Piping
Section: Chapter Questions
Problem 13RQ: A common filler material used for brazing is composed of A. 50/50 tin-lead. B. 95/5 tin—antimony. C....
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39- Characteristics of a good brazing flux include:
1. low melting temperature
II. low viscosity so that it can be displaced by the filler metal
III. facilitates wetting
IV. protects the joint until solidification of the filler metal.
a)
II-II-IV
b) O 1-I
C) HI-I-IV
d) Only I
e)
Transcribed Image Text:39- Characteristics of a good brazing flux include: 1. low melting temperature II. low viscosity so that it can be displaced by the filler metal III. facilitates wetting IV. protects the joint until solidification of the filler metal. a) II-II-IV b) O 1-I C) HI-I-IV d) Only I e)
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