Extension Spring Design Software

Please fill in

Spring material:

Extension spring type:

Spring hook length L:
mm

Medium diameter D:
mm

Wire diameter d:
mm

Spring coil number Na:
turns

Stretched Length L1:
mm

Stretched Length L2:
mm

Note: Please carefully fill in the specific parameters of the spring you need, so that the corresponding value of the spring can be calculated. You can also refer to the spring diagram below.

See the results

See the results:

Spring Material:

Spring Type:

Spring constant G:
Kg/mm2

Max. stress Smax:
Pa

Initial stress T:
Pa

Correction factor k:

Spring index C:

Spring constant K=
g/mm

Free length L0=
mm

Initial tension P0=
g

Force(min) P1=
g

Force(max) P2=
g

Force(min) P1=
N

Force(max) P2=
N

stress(min) S1=
Kg/mm2

stress(max) S2=
Kg/mm2

Safety rate SF=
%

*The above results are for reference only

【Extension spring calculation software】Use the extension spring calculation formula to calculate the spring tension (elastic force), pitch, stiffness (elastic coefficient), weight, winding ratio and other values for free according to the tension spring specifications you fill in, making your tension spring design a little easier.