Garage Door Spring Wire Size Chart

Inside diameter 90 of doors have a 2 0 inside diameter 3.

Garage door spring wire size chart. Measure 10 coils to the nearest 1 16. Knowing the spring s length can help you find the wire size on the chart above. In this post you ll find a garage door spring chart for torsion springs and extension springs. Determine the spring size.

Spring length how long each spring is 4. For example on a seven foot high garage door a 34 spring comprised of 250 wire would grow eight coils when it is wound and stretched. In order to order new garage door torsion springs you will need to measure as accurately as possible your current spring s and find the. If you cannot make an exact match it is better to be one or two ippt lower and.

Spring orientation only worry about this if you have a 1 s. Extension springs for a sectional door are measured in color coding and length of spring. To order the correct springs for your garage door you ll need to know a few details about your door system. To measure wire size insert the tape measure between the first two coils and stretch it to the last coil between the 10th and 11th coils.

Springs are usually stretched an extra 1 8 so the total addition to the spring length is eight coils or two inches. Measure the thickness of the wire in the spring. Your garage door requires a specific total ippt which can be achieved by using one or multiple springs. The spring will grow 7 5 coils or 7 5 x 250 for the coil size or 1 7 8.

Use the following chart to determine the strength of each spring as measured in inch pounds per turn ippt.