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| author | priyanka | 2015-06-24 15:03:17 +0530 |
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| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /764/CH7/EX7.19.a/data7_19.sci | |
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Diffstat (limited to '764/CH7/EX7.19.a/data7_19.sci')
| -rwxr-xr-x | 764/CH7/EX7.19.a/data7_19.sci | 27 |
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diff --git a/764/CH7/EX7.19.a/data7_19.sci b/764/CH7/EX7.19.a/data7_19.sci new file mode 100755 index 000000000..917efb6b0 --- /dev/null +++ b/764/CH7/EX7.19.a/data7_19.sci @@ -0,0 +1,27 @@ +
+//(Threaded Joints) Example 7.19
+//Maximum external force Pmax (kN)
+Pmax = 10
+//Minimum external force Pmin (kN)
+Pmin = 0
+//Assume the stiffness of the bolts to be 1N/mm kb
+kb = 1
+//Calculate the stiffness of the parts kc
+kc = 3 * kb
+//Overload percentage load (%)
+load = 50
+//Yield tensile strength of 50C4 Syt (N/mm2)
+Syt = 460
+//Ultimate tensile strength of 50C4 Sut (N/mm2)
+Sut = 660
+//Fatigue stress concentration factor Kf
+Kf = 2.2
+//Expected reliability (%)
+reliability = 90
+//Factor of safety fs
+fs = 2
+//Assume diameter of the bolt to be less than 7.5mm for Kb to be 1
+d = 1
+//As Ka is incorporated into Kf, assume the assembly to be ground
+//This is just to obtain a random value of Ka
+op = 1
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