8. The amount of proeutectoid a present at the grain boundaries in 1 kg of a common 1030 steel (0.60 wt.% C) is mostly nearly to: Atomic percentage, carbon °C 2. 10 15 20 25 1,700 1,600 1,538 1.495° 1,500 Select one: 1,400 1394 1,300 y+L 1,227°C O a. 0.770 Kg ОБ. 0.430 Кg 1,200 L+ FeC .148 (austenite 1,100 2.11- 4.30 -6.69 1,000 O c. 0.230 Kg y+ Fe,C 900 912 O d. 0.630 Kg 800 727 700 0.02 0.77 600 FeyC (cementite)- (ferrite) 500 400 a+ FejC 300 200 100 Fe 3. 4 6. Weight percentage, carbon Copynght 02015 Pearson Education, Al Rights Reserved
8. The amount of proeutectoid a present at the grain boundaries in 1 kg of a common 1030 steel (0.60 wt.% C) is mostly nearly to: Atomic percentage, carbon °C 2. 10 15 20 25 1,700 1,600 1,538 1.495° 1,500 Select one: 1,400 1394 1,300 y+L 1,227°C O a. 0.770 Kg ОБ. 0.430 Кg 1,200 L+ FeC .148 (austenite 1,100 2.11- 4.30 -6.69 1,000 O c. 0.230 Kg y+ Fe,C 900 912 O d. 0.630 Kg 800 727 700 0.02 0.77 600 FeyC (cementite)- (ferrite) 500 400 a+ FejC 300 200 100 Fe 3. 4 6. Weight percentage, carbon Copynght 02015 Pearson Education, Al Rights Reserved
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Transcribed Image Text:8. The amount of proeutectoid a present at the grain boundaries in 1 kg of a common 1030 steel (0.60 wt.% C) is
mostly nearly to:
Atomic percentage, carbon
10
°C
1,700
2.
5
15
20
25
1,600
1,538
-1,495°
1,500
1,400
Select one:
1394
1,300
y+L
1,227°C
a. 0.770 Kg
О а.
1,200
L+Fe,C
1,148°
(austenite)
-6.69
O b. 0.430 Kg
-2.11-
1,100
-4.30
1,000
O c. 0.230 Kg
y+ Fe,C
912
900
O d. 0.630 Kg
800
727
700 0.02 0.77
600
Fe,C
(cementite)
(ferrite)
500
400
a+ Fe,C
300
200
100
Fe
2
3
4
5
Weight percentage, carbon
Copyright ©2015 Pearson Education, All Rights Reserved
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