Tension spring design calculation

Please fill in

Tension spring material:

Types of tension springs:

Spring hook length L：
mm

Average spiral diameter (pitch diameter) D：
mm

Wire diameter d：
mm

Total number of tension spring turns Na：
turns

length after stretching(min) L1：
mm

length after stretching(max) L2：
mm

Note: Please carefully fill in the specific parameters of the spring you need, and then you can calculate the corresponding value of the spring. You can also refer to the spring diagram below.

See the results

Spring material:

Spring type:

transverse elastic coefficient G：
Kg/mm2

maximum stress Smax：
Pa

initial stress T：
Pa

Correction factor k：

spring index C：

Spring coefficient K=
g/mm

original free length L0=
mm

initial tension P0=
g

acting force(min) P1=
g

acting force(max) P2=
g

acting force(min) P1=
N

acting force(max) P2=
N

stress(min) S1=
Kg/mm2

stress(max) S2=
Kg/mm2

*The above results are for reference only

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