24,000 load in direction of CG
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Transcript of 24,000 load in direction of CG
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The analysis runs in the following slides are based on a W8 x 58.0 wide beam with dimensions shown bellow.
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24,000 load in direction of CG
Original design of cantilever beam section
Peak stress 85 ksi (see next sheet)
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Peak stress 21 ksi
24,000 load in direction of CG
Cantilever beam section changed
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Peak stress:
24,000 load in direction of CG
Adding local web increased the peak stress and moved its location as shown.
21.25 ksi (single pass)
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Peak stress 19.5 ksi (single pass)
24,000 load in direction of CG
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Peak stress:
21.25 ksi (single pass)
18.64 ksi (multi pass)
24,000 load in direction of CG
See next sheet for deflected shape
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24,000 load normal to beam
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Peak stress:
37.4 ksi (single pass)
24,000 load normal to beam
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Peak stress:
36.0 ksi (single pass)
33.1 ksi (multi pass)
24,000 load normal to beam
Extended local rib
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The analysis runs in the following slides are based on a W8 x 67.0 wide beam with dimensions shown bellow.
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Peak stress:
24.7 ksi (single pass)
xxx ksi (multi pass)
15,600 vertical load at each lift point
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11.8 ksi
24.7 ksi
9.5 ksi
13.6 ksi
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Peak stress:
15,600 vertical load at each lift point
22.9 ksi (multi pass)
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22.9 ksi peak stress is located in the bolt
area
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Deflected shape with 15,600 vertical load at each lift point
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18,000 lb vertical load at inner lift point
Peak stress is 22.9 ksi (multi pass)
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Bolt stresses:
20.0 ksi14.4 ksi17.3 ksi14.4 ksi
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Peak stress is 21 ksi (multi pass with bolt supperts)
Full left side, position 247 lift support
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Full left side, position 247 lift support
Peak stress is 16.7 ksi (multi pass with full pad constraints)
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Full left side, position 247 lift support
Peak stress is 20 ksi (multi pass with full pad constraints)
Removed local ribs on inside
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Full left side, position 247 lift supportPeak stress is 20 ksi (multi pass with full pad
constraints)
Removed local ribs on inside
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Full left side, position 247 lift support
Peak deflection: .003” (multi pass with full pad constraints)
Removed local ribs on inside
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18,000 lb load at inner lift point only
Multi-pass run
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