vickers hardnes test Load(kg) 50 50 Diameter of trace dl d2 0.58 0.65 0.68 0.74 _d1+d2 2 d= VHN Kg/mm²
vickers hardnes test Load(kg) 50 50 Diameter of trace dl d2 0.58 0.65 0.68 0.74 _d1+d2 2 d= VHN Kg/mm²
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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Question

Transcribed Image Text:Results:
material
iron
brass
aluminum
copper
NH
VINI
Discussion:
vickers hardnes test
Load(kg)
50
50
30
30
Diameter of
trace
d1 d2
0.58 0.65
0.68
0.74
0.94 0.86
0.72 0.76
d1+d2
2
VHN
Kg/mm²
1- Calculate the Vickers hardness number for the previous samples and
compare the results and discuss them according to the table.
2- Draw a graphic relationship between the diameter of the trace and the
hardness of Vickers.
3- What is the condition for using the Vickers hardness device?
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