The main problem here is that rust can cause wires to expand and then shrink which results in an altered size from anything on the size chart of the average garage torsion springs manufacturer.
Garage door torsion spring wire size chart.
Use the following chart to determine the strength of each spring as measured in inch pounds per turn ippt.
Make sure you know which type of springs you have before using the chart below.
The spring will grow 7 5 coils or 7 5 x 250 for the coil size or 1 7 8.
Torsion spring color codes are based on wire gauge sizes.
If you cannot make an exact match it is better to be one or two ippt lower and.
Damage the garage door.
Use our how to videos to make your spring replacement a breeze.
These garage door torsion springs are oil tempered to resist rust and corrosion and are engineered to last.
In this post we re sharing with you a garage door spring size chart for torsion springs.
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.
Knowing the spring s length can help you find the wire size on the chart above.
D x 23 in.
Some of the most reviewed garage door torsion springs are the dura lift 0 207 in.
Inside diameter 90 of doors have a 2 0 inside diameter 3.
Springs are usually stretched an extra 1 8 so the total addition to the spring length is eight coils or two inches.
Torsion spring wire size determining the wire size is also a straightforward process.
Spring orientation only worry about this if you have a 1 s.
L torsion springs in red left and right wound pair for sectional garage doors with 198.
We will use the corrispoding weight you ordered to customize the perfect spring s to balance your garage door.
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.
Simply measure how far it is between 10 coils of the spring to the nearest 1 16 of an inch.
D x 27 in.
Change the fraction into a decimal and divide by 10.
The color codes for torsion springs and extension springs are different.
This is the wire size.
Garage door spring chart from dasma.
Spring length how long each spring is 4.
Weighing your garage door is the best possible way to determine the proper springs needed for the door.
Extension spring color codes are based on the weight of the door.
Wire x 2 in.
Your garage door requires a specific total ippt which can be achieved by using one or multiple springs.
The most efficient way to measure the wire size is to measure 10 coils and then measure 20 coils and compare the measurements to the chart below.
Wire size can be hard to determine on rusty coils which could throw off measurements taken by a caliper or micrometer.
L torsion springs in yellow left and right wound pair for sectional garage doors with 204 reviews and the dura lift 0 225 in.
Wire x 2 in.
There are a number of wire size charts on the internet you can then use to determine the actual wire size based on your measurement.