beam presentation
TRANSCRIPT
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ADUSTABLE SPREADER BEAM For OVERHEAD LIFTING
Beau Richards MC 260
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INITIAL DESIGN•Based on Caldwell Adjustable Beam
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INITIAL DESIGN•Meet or exceed ASTM B30.20•WLL 10 tons•6’-10’ adjustability•Grade 10 components•Minimum Included angle of 45°•Max headroom 10’•Max life of 20,000 cycles (class 0)
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6’-10’ Adjustable
6’
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Load
(Load/2) (Load/2)
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(Load/2)
(Load/2)
(Load/2)
(Load/2)
Load
Load
Horizontal forces (Fx) = Load/sin Ø
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Compression
Tension
Resisting bending
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PEWAG INDUSTRIES•Grade 100 alloy steel•Minimum UTS 145,000psi•Yield Strength 116,000psi
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Humans!!
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Human!!