Concept explainers
Convert the strength of selected materials from MPa to ksi.

Answer to Problem 35P
The conversion for the strength of selected materials given in accompanying table from MPa to ksi as follows:
Material | Ultimate strength (MPa) | Ultimate strength (ksi) |
Aluminum alloys | ||
Concrete (compression) |
|
|
Stee1 | ||
Machine | ||
Spring | ||
Stainless | ||
Tool | ||
Structural Steel | ||
Titanium alloys | ||
Wood (Bending) | ||
Douglas fir | ||
Oak | ||
Southern pine |
Explanation of Solution
Given data:
Refer to Problem 6.35 in textbook for the accompanying table.
Formula used:
Convert N to lbf,
Convert meter to foot,
Convert foot to inches,
Calculation:
Rearrange the equation (1) for conversion of unit as follows,
Case 1:
For Aluminum alloys:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Aluminum alloys:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
Case 2:
For Concrete (compression):
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Concrete (compression):
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
Case 3:
For Steel-Machine:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Machine:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Spring:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Spring:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Stainless:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Stainless:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Tool:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Structural Steel:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Structural Steel:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Titanium alloys:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Steel-Titanium alloys:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
Case 4:
For Wood (Bending)-Douglas fir:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Wood (Bending)-Douglas fir:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Wood (Bending)-Oak:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Wood (Bending)-Oak:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Wood (Bending)-Southern pine:
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
For Wood (Bending)-Southern pine;
Substitute the unit
Substitute the units
Substitute the unit
Substitute the unit
Thus, the conversion for the strength of selected materials from MPa to ksi is tabulated in Table 1.
Table 1
Material | Ultimate strength (MPa) | Ultimate strength (ksi) |
Aluminum alloys | ||
Concrete (compression) |
|
|
Stee1 | ||
Machine | ||
Spring | ||
Stainless | ||
Tool | ||
Structural Steel | ||
Titanium alloys | ||
Wood (Bending) | ||
Douglas fir | ||
Oak | ||
Southern pine |
Conclusion:
Hence, the conversion for the strength of selected materials from MPa to ksi has been explained.
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