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3
votes
Metric bolt shear strength for a layman
Source, Eurocodeapplide.com
Shear strength of bolts
The shear resistance of the bolt per shear plane Fv,Rd is provided in EN1993-1-8 Table 3.4:
Fv,Rd = αv ⋅ fub ⋅ A / γM2
where:
αv is a coefficient that … When the shear plane passes through the unthreaded part of the bolt αv = 0.6. …
2
votes
How to calculate failure stress on a hollow pin loaded in shear
Maximum shear in a solid cylinder is
$$\tau_{max}= 4/3 V_{average}$$
Maximum shear in a hollow cylinder is intuitively zero at the top and bottom of the cylinder and a maximum of 2V/A on the vertical sides … .
here is a link to analytical calculations:
shear in a hollow cylinder. …
1
vote
Accepted
Does notching the corner of an angle brace member help or hurt when shear lag is present?
It makes sense to stream line the shape of connection at the end so as to eliminate the part that is not in the path of stress for two reasons:
A - In a situation of dynamic loading such as a truss i …
0
votes
M16 Bolted connection. Shear strength or static load carrying capacity
ANSI/AISC 360-16 Specs. pp. 195 has shear in Machin bolts at 60% of Fy.
It has solved examples too. … The bolt groups under moment need to be calculated for rotation due to the torque as well as shear.
Foundation needs to be designed too. …
0
votes
Shear Wall Boundary Element
We usually design boundary elements of concrete shear walls in multi- story buildings as columns. …
0
votes
Why does concentrated shear force on a beam influence the whole beam?
The shear force has to continue along the beam until a point where it meets a force of equal magnitude and opposite direction to set it off, which in you case is the left hand support reaction. … So throughout the beam the shear continues until it has encountered the opposing force at the left support. …
2
votes
Accepted
Why torsional warping does not occur for shafts with circular symmetry?
The reason is the strain energy stored into this axial deformation is more than what would be if there was only shear strain. … So the plane of the rotated cylinder remains plane and the strain stored is just shear. …
1
vote
Physical Significance of Max Shear Stress in a Rod in Compression
What you are referring to is the shear stress in Mohr circle at a plane rotated counterclockwise 45 degrees from the horizontal $ \sigma_n $ axis. …
0
votes
Accepted
Does F_x generates "Transverse Shear Stress" shear stress at the fixed end A?
You are right the handle doesn't have any shear.
The only member that has shear is member BC. It has a constant shear in the plane XZ of
$V=400lbs$ …
0
votes
How to find the shear stress just below or just above some elevation?
By definition shear flow on a beam's cross-section is the same on the two sides of any horizontal plane.
eg, the top surface is trying to move to the right, the bottom surface is reacting by trying to … move to the left with an equal amount of shear to maintain equilibrium. …
0
votes
Tension and Shear on L-Bracket Offset From Wall
The stresses on the top screws will be tension and shear and shear alone on the bottom. …
1
vote
Why does a beam in shear crack at 45 degrees?
Sample one at the neutral axis carries pure shear and its principal stress angle is at 45 degrees.
$ \ \tau =V/A_n = \frac{P}{A}sin \theta cos \theta= \frac{P}{2A} sin2\theta $
which is max at 45 degrees … This same pattern is the pattern of the shear crack.
The shear crack can and should be prevented by shear ties.
. …
0
votes
Modelling an annular ring
Now we have shear and moment (similar to cantilever moment and shear) at 2 levels: the transition from free ring to double thickness with the bushing lip and at the lower level transition from double layer … Ther are ways to determine the moment and shear at this intersection. but my guess is it is easier to use a FEM program to handle it. …
1
vote
Shear force and bending moment for continuous span
Right, or just as a double check, we say:
The reaction at leftmost support plus the lower shear at the 2nd support must add up to total load on the span, meaning (1)*5*8.9kN.
$$0.34 + 0.66 = 1 \quad … ,Check. $$
Edit
So,it is 29.37kN at the bottom of the 2nd support and the top shear is
Vtop= 8.9*7.5*0.484=32.307. …
1
vote
Accepted
How do you ensure that a beam is loaded through the shear center?
For a C channel with the following dimensions:
b = width of the flange measured to the center of the web, inches or mm
c = Distance to the shear center, inches or mm
h = Height of section measured to … However, C channels in most cases (if ever) are used in situations where they are laterally braced by the floor slabs or roof sheathing so the torque created by loading, not through the shear center is …