EBK WELDING: PRINCIPLES AND APPLICATION
8th Edition
ISBN: 8220101437525
Author: Jeffus
Publisher: CENGAGE L
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Textbook Question
Chapter 31, Problem 30R
Use Table 31-3 to determine which fuel gas requires the largest amount of oxygen from the torch.
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Identify the Gas welding flame, in which the quantity of oxygen is more.
select one:
Arc welding flame
Normal Flame
Oxidizing flame
Carbursing flame
Identify the Gas welding flame
Arc welding flame
Oxidizing flame
Carbursing flame
Normal Flame
In gas welding process, which among the following type of flame where Acetylene is in excess proportion with
Oxygen?
O a. Carburizing flame
O b. Oxidizing flame
C. Neutral flame
O d. Both oxidizing flame and carburizing flame
E
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Chapter 31 Solutions
EBK WELDING: PRINCIPLES AND APPLICATION
Ch. 31 - What is the purpose of a pressure regulator?Ch. 31 - What may result if a pressure regulator is not...Ch. 31 - Describe how a single-stage regulator operates.Ch. 31 - Is the torch pressure always the same as the...Ch. 31 - Why does the high-pressure gauge on a regulator...Ch. 31 - How does the operation of a safety release valve...Ch. 31 - Describe the difference between an argon cylinder...Ch. 31 - What is meant by regulator creep?Ch. 31 - Who can repair regulators?Ch. 31 - Why must the pressure be released from a regulator...
Ch. 31 - Why are combination welding and cutting torches...Ch. 31 - What is the advantage of using an injector-type...Ch. 31 - What should be done to the valve packing if the...Ch. 31 - What may happen to a tip seat if it is incorrectly...Ch. 31 - What can happen to a tip if it is excessively...Ch. 31 - What is the difference between a reverse flow...Ch. 31 - What are Siamese hoses?Ch. 31 - Why must the pressure be bled off hoses when work...Ch. 31 - What is the difference between a backfire and a...Ch. 31 - Why is a neutral flame the most commonly used...Ch. 31 - What properties should a good leak-detecting...Ch. 31 - Why must the oxygen cylinder valve be opened all...Ch. 31 - How long should hoses be purged?Ch. 31 - What should be done with cylinders that have...Ch. 31 - How should the spark lighter be held to light a...Ch. 31 - Once the torch is lit, why must the acetylene flow...Ch. 31 - What type of piping can be used for a manifold...Ch. 31 - What elements make up all hydrocarbons?Ch. 31 - What are the separate parts that make up an...Ch. 31 - Use Table 31-3 to determine which fuel gas...Ch. 31 - Approximately how long would it take a 50/50...Ch. 31 - Use Table 31-4 to determine which fuel gas has the...Ch. 31 - How is acetylene produced?Ch. 31 - Why is it not safe to use acetylene above 15 psig...Ch. 31 - Use Table 31-5 to determine the largest tip...Ch. 31 - Where is the highest temperature and where is the...Ch. 31 - Use Table 31-6 to determine what would be the...Ch. 31 - What are methylacetylene-propadiene fuel gases...Ch. 31 - Use Table 31-7 to determine which oxygen fuel-gas...Ch. 31 - Which fuel gas has the strongest odor and is...Ch. 31 - What is the major advantage of using propane or...Ch. 31 - Use Table 31-8 to determine which fuel gas would...Ch. 31 - What two major safety problems does hydrogen...Ch. 31 - Why should coat hangers not be used as gas welding...Ch. 31 - Explain the significance of the AWS filler metal...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Use Table 31-4 to determine which fuel gas has the highest burning velocity when mixed with oxygen.arrow_forwardUsing Table 7-1, list the six different fuel gases in rank order according to their temperature.arrow_forwardWhere is the highest temperature and where is the greatest heat produced in a neutral oxyacetylene flame?arrow_forward
- What is the name of the torch part made of copper with a very small tungsten embedded in the end?arrow_forwardUse Table 31-8 to determine which fuel gas would be best for (a) cutting material thicker than 5 in. (125 mm), (b) powdered metallizing, and (c) stack cutting.arrow_forwardWhat does the nozzle insulator provide to the plasma torch?arrow_forward
- Define the term equal-pressure torch. How does it work?arrow_forwardOnce the torch is lit, why must the acetylene flow be increased until the flame stops smoking before the oxygen is turned on for adjustment?arrow_forwardUsing Table 16-3, determine the gas post flow time for a 3/32-in. (2.4-mm) tungsten.arrow_forward
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