Hello. I have planned based on the budget, resulting in a glulam beam of 270*56 that will rest on wall bands with a span of 5000mm. I have had a ring manufactured in 10mm steel with a loop. See image
Steel ring with eyelet mounted on a laminated beam, placed on the floor. Construction materials are visible, indicating a building project setup.
It will be fixed approximately 60cm from the middle of the span. My question is if anyone knows what load the construction can handle at three different deflections: 20, 30, 40mm. My goal is to be able to hang up a max of 300kg when working, but it would be good to know what the construction can handle so I can account for expected deflection.
 
S
Are you going to hang in the middle of the beam?
 
S scorp1on said:
Are you going to hang in the middle of the beam?
60cm from the middle
 
S
Okay, suppose it's gl28c. I'll calculate it during the day unless someone else does it before.
 
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S scorp1on said:
Okay, I guess it's gl28c. Will calculate it during the day if no one else does it before.
Gl28cs seems to be according to Holmen
 
S
9.5 kN (950 kg) corresponds to a deflection of 20 mm
14.25 kN (1425 kg) corresponds to a deflection of 30 mm
19 kN (1900 kg) corresponds to a deflection of 40 mm
(This is a linear relationship)

Note that the deflection is not always greatest in the field center or under the point load. This point load should also be reduced (since we're calculating in reverse) by a certain factor. Think 950 kg / 1.35 ~ 700 kg.

It should also be added that this is the instantaneous deflection, not any long-term deformation.
 
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