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Calculates how much load a joint can take.

Screw joints

Input Result
Thrust Fs=
Number of screws n= st st
Screw diameter d=
Length L=
Force of union Fsvd=


The formula for screw joints applies under the condition that all screws have the same diameter and the length L is less than 15 * d


The force that tries to pull the joint apart

Number of screws

The number of screws in the joint.

Screw diameter

Refers to the diameter of each of the individual screws.


Refers to the length of the dressing in accordance with the figure below.

Screw joints

Force of union

The force the joint can handle before the screws go off.


Screw joints: Screw joints