menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Preheat and postheating are necessary when welding gray cast iron. * True False
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Preheat and postheating are necessary when welding gray cast iron. * True False
asked
Oct 11, 2022
182k
views
1
vote
Preheat and postheating are necessary when welding gray cast iron. *
True
False
Engineering
high-school
Mehmet Sahin
asked
by
Mehmet Sahin
7.2k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
6
votes
True will be your answer have a great day
Vlad Zloteanu
answered
Oct 17, 2022
by
Vlad Zloteanu
8.4k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Apr 21, 2024
151k
views
What is the purpose of pre- and postheating in welding operations?
John Kaff
asked
Apr 21, 2024
by
John Kaff
8.0k
points
Engineering
college
1
answer
4
votes
151k
views
asked
Aug 9, 2024
234k
views
What does preheating and postheating do to an alloy steel? Reduces initial and residual stresses. O Makes the steel brittle. O Fusion of metals are prohibited. O Tempers the steel. O Shrinks the steel.
Nereo Costacurta
asked
Aug 9, 2024
by
Nereo Costacurta
7.8k
points
Engineering
college
1
answer
4
votes
234k
views
asked
Sep 5, 2024
3.8k
views
When welding two dissimilar materials, how do you determine the preheat temperature?
Aharon
asked
Sep 5, 2024
by
Aharon
8.0k
points
Engineering
college
1
answer
5
votes
3.8k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Categories
All categories
Mathematics
(3.7m)
History
(955k)
English
(903k)
Biology
(716k)
Chemistry
(440k)
Physics
(405k)
Social Studies
(564k)
Advanced Placement
(27.5k)
SAT
(19.1k)
Geography
(146k)
Health
(283k)
Arts
(107k)
Business
(468k)
Computers & Tech
(195k)
French
(33.9k)
German
(4.9k)
Spanish
(174k)
Medicine
(125k)
Law
(53.4k)
Engineering
(74.2k)
Other Questions
A piston-cylinder device fitted with stops in the cylinder walls contains 2.1 kg of water initially at 150 kPa and 30 °C. Heat is transferred to the system until the final temperature reaches 250 °C. The
4. Which of the following is the first thing you should do when attempting to park? A. Securing the parking spot by standing in it B. Turning on your hazard lights C. Confirming the space can fit your
An activated sludge plant is being designed to handle a feed rate of 0.438 m3 /sec. The influent BOD concentration is 150 mg/L and the cell concentration (MLVSS) is 2,200 mg/L. If you wish to operate the
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org