[Answered] When low-carbon steel with a carbon content of less than 0.30 percent is in freezing temperatures, ...

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Author Question: When low-carbon steel with a carbon content of less than 0.30 percent is in freezing temperatures, ... (Read 34 times)

faduma

Hero Member
Posts: 528

on: Jul 24, 2018

When low-carbon steel with a carbon content of less than 0.30 percent is in freezing temperatures, it must be
preheated to a temperature above _____.

a. 40F (4C)
b. 70F (21C)
c. 100F (38C)
d. 500F (260C)

Question 2

Medium- or high-carbon steels are made hard and brittle by _____.

a. postheating
b. quenching
c. preheating
d. fluxing

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katkat_flores

Sr. Member
Posts: 328

Reply #1 on: Jul 24, 2018

Answer to Question 1

b

Answer to Question 2

b

faduma

Member
Posts: 528

Reply 2 on: Jul 24, 2018

Great answer, keep it coming

AmberC1996

Member
Posts: 317

Reply 3 on: Yesterday

TYSM

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