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Lnewqban's latest activity
Lnewqban
replied to the thread
B
How to convert ft-lbs/sec to Newtons?
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The highlighted text in that link only mentions forces measured in Newtons: "In terms of impact force, roundhouse kicks’ impact force...
Today, 6:45 AM
Lnewqban
reacted to
PhanthomJay's post
in the thread
Questions for the conceptual design of an avalanche protection structure
with
Like
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Laminated timber is a bit less strong than sawn timber of the same size, , but has its advantages in certain cases. Be aware of the...
Yesterday, 3:21 PM
Lnewqban
reacted to
berkeman's post
in the thread
Type of Joints in portal frame
with
Like
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[Mentor Note: a new discussion has been moved from this thread to the one listed below] New thread spun off about the new question to...
Yesterday, 1:06 PM
Lnewqban
reacted to
Baluncore's post
in the thread
Raising a farm windmill tower
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Like
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I have moved a few wind pumps alone, and have not needed a crane. A crane might make it easier, but it is an unnecessary cost. If you...
Yesterday, 6:22 AM
Lnewqban
reacted to
Baluncore's post
in the thread
Calculation of coolant tank size required to feed multiple grinding stations
with
Like
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Then the flow rate is not relevant. You need to know the volumetric capacity of all the machines, pumps and lines. You can measure that...
Yesterday, 6:20 AM
Lnewqban
reacted to
sophiecentaur's post
in the thread
Construction
What tool drills this type of hole?
with
Like
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Read the details on the advert. Some cheap tools claim to be harder than they are. Good drills are not cheap but it may not matter for a...
Yesterday, 6:16 AM
Lnewqban
replied to the thread
Engineering
Crane at 45-degree angle supports load -- Find principal boom stresses
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In order to understand the load on the boom, we need to do a free body diagram of it. The boom "knows" nothing about the cable or the...
Tuesday, 11:08 PM
Lnewqban
reacted to
Flyboy's post
in the thread
Construction
What tool drills this type of hole?
with
Like
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Yep. Aviation and general purpose countersinks are very different critters. I don’t recall the different angles off the top of my head...
Tuesday, 9:38 PM
Lnewqban
reacted to
Baluncore's post
in the thread
I
Optimal space between anchor points on a long piece of material
with
Like
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https://en.wikipedia.org/wiki/Airy_points https://en.wikipedia.org/wiki/Airy_points#Bessel_points
Tuesday, 9:37 PM
Lnewqban
reacted to
berkeman's post
in the thread
I
Optimal space between anchor points on a long piece of material
with
Like
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Are you just putting the screws down the centerline of the 4x4? That seems like it would be weak for some loads on the system. I'd...
Tuesday, 9:37 PM
Lnewqban
reacted to
SoylentBlue's post
in the thread
Engineering
Crane at 45-degree angle supports load -- Find principal boom stresses
with
Like
.
The book's answer key shows, for point A, sigma = P/A = 597.49/18 in compression. The 597 is the sum of [cos(45 degrees)(350LB)] plus...
Tuesday, 6:17 PM
Lnewqban
replied to the thread
Construction
What tool drills this type of hole?
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Not all these tools have a similar angle. Not critical for soft wood, but important for drilling metal and other hard materials...
Tuesday, 6:14 PM
Lnewqban
reacted to
tirelessphoenix's post
in the thread
Construction
What tool drills this type of hole?
with
Like
.
woooaww guys! this is amazing!! getting the answer so quick! this is grrreat!! THANK YOU so much!!!
Tuesday, 6:05 PM
Lnewqban
reacted to
berkeman's post
in the thread
Construction
What tool drills this type of hole?
with
Like
.
Yep, one of the most used drill bit kits in my woodshop. :smile...
Tuesday, 6:05 PM
Lnewqban
reacted to
Averagesupernova's post
in the thread
Construction
What tool drills this type of hole?
with
Like
.
That is a countersunk hole. An oversized bit can work if you are careful and not too fussy. Google countersinking tools and you should...
Tuesday, 6:05 PM
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