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Supply All Kinds of Springs

Kathysia industrial Co., Ltd was reorganized from Zhengzhou spring factory, which founded in 1957, having more than 60 years of professional experience in this field. Kathysia is a designated spring products supplier by the Chinese ministry of machinery industry, and a member of China spring association.

We Supply all kinds of Springs for all applications, If you can’t find a stock spring for your application, or would like to match a competitor’s spring not offered through this website, Our engineering staff is ready to answer your questions or assist in designing the right spring for your application.

Contact Kathysia Industrial for Your Custom Springs

For better quotations, Please include a self introduction and your special requests(if any)

  • Residential Springs

    Residential Garage Door Extension Springs An extension system consists of springs attached to cables at the bottom corners of the garage door. When opening the door, the springs extend and cause the stored energy within them to raise the door. The greater the force applied by hand or

    Install new or use this pair of left Install new or use this pair of left and right-wound torsion springs to replace broken sectional garage door torsion springs. All DURA-LIFT springs meet the DASMA standard rating of 10 000 plus door open and close cycles. Both the winding and stationary cones are professionally installed for safe operation.

    Garage Door Springs: Extension Springs These are garage door springs That are mounted on each side of the upper garage door track. Most of the time there will be one spring on either side of the garage door; however, sometimes there can be more. Through the use of pulley wheels, they perform the same function as the torsion springs.

    Extension springs and torsion springs are the two kinds of garage door springs you’ll find in garage doors. Torsion springs turn as you open and close your garage door. Extension springs do as their name suggests. They extend as your door moves, and helps to balance your garage door. Springs in general last about 10-14 years or 15-20 thousand cycles. Perfect Solutions recommends replacing all springs on

    These Garage Door Torsion Springs are oil tempered to resist rust and corrosion and are engineered to last. We Ship Same-Day on all Orders Placed Before 1:00pm *Monday-Friday

  • When to Replace Garage Door Torsion Springs

    Mar 02, 2018  Extension Garage Door Springs Extension springs expand and contract when your garage door is lowered or raised by motor or by hand. There are generally two of them that are attached to the garage door tracks that run along the ceiling on each side of the door. It’s important to know that they can behave volatilely upon breaking.

    There are 2 different types of garage door springs. Torsion springs: (Torsion springs are tubular and attach to metal pole above door opening) Extension springs: (Extension springs are found on sides of door or run along sides on top of track. Solid one piece doors have springs attached to the hinges on either side of garage door. Anytime garage door springs break the spring has reached the

    Garage Door Extension Springs for doors up to 7ft high Double loop ends, painted and color coded. High quality spring wire rated for 10,000 cycles. Extension springs

    Jun 10, 2014  Installation of a Standard Extension Spring for an IDEAL Garage Door. How to Convert Garage Door Extension Springs to Torsion Springs in 2018 - Duration: 11:43.

    Shop garage door hardware in the garage doors & openers section of Find quality garage door hardware online or in store. Blue Hawk 2-Pack 27.5-in Black Steel Garage Door Extension Spring and Safety Cable. Item: #857900. Model: #110687 (22)

  • Blue Hawk 2

    Garage door extension spring with 120 lbs duty rating and green color code?works with most all residential garage door brands?includes 123.2-in safety cable. 120 lbs duty rating, green color code Works with the most residential garage door brands Includes 123.2-in safety cable

    All garage door extension springs are black coated, corrosion resistant, oil tempered and made in the U.S.A. Springs are listed by door weight and are rated for a minimum of 10,000 cycles. We highly recommend installing safety cables with extension springs.

    Extension springs (the other kind of garage door springs are torsion springs) run alongside the upper garage door tracks (the ones that run parallel to the ceiling) and stretch or “extend” out and back to help lift the garage door. Following are the steps necessary to replace one or more of these springs while taking safety precautions.

    Official Color Codes for Torsion and Extension Springs . This DASMA Technical Data Sheet provides official color codes for torsion and extension springs. Codes for the following types of springs appear on the following pages: 1988 by National Association of Garage Door Manufacturers, and

  • Garage Door Extension Springs

    Garage Door Extension Springs for doors up to 7ft high Double loop ends, painted and color coded. High quality spring wire rated for 10,000 cycles. Extension springs are

    Sep 13, 2017  A majority of residential garage doors are equipped with extension springs, which can be seen over the tracks that guide the door upward on each side. When the lifting function is activated, the coils extend. This action creates a force of counterbalance that allows the system to

    How to Adjust Extension Springs. You will need the following tools for this work: a ladder, two C-clamps or locking pliers, and an adjustable wrench. If your garage door is hard to open, you most likely need to reduce the tension. To do this, move the hook in the opposite direction, toward the door framing. Perform the same step on the

    Find many great deals for Garage Door Extension Springs from Preferred Doors LLC in Houston Texas.

    Extension Garage Door Springs Try Our Spring Finder Tool Our Springs are American-made highest quality garage door springs with Lifetime warranty.  We stand behind our springs

  • Supplemental Instructions Extension Spring Installation

    Extension Spring Installation This is a supplement to the Residential Garage Door Instructions (referred to as the MANUAL). It covers installation of extension springs (STEP 14 of the MANUAL). For all other information and safety warnings concerning your garage door, see the MANUAL. Read the information in both manuals before beginning installation.

    Garage door extension springs are designed to lift a specific amount of weight. For example, a 100-pound extension spring is capable of lifting 100 pounds. However, the pulleys on the garage door reduce the amount of weight carried by the extension spring, so the extension spring really only has to lift half of its weight – in this case, 50 pounds.

    Garage door extension springs are designed specifically for a garage door’s height and weight. A seven-foot door will not use the same spring as an eight-foot door. Extension springs operate on a pulley system and are placed above the horizontal track of the garage door.

    If you have a garage door spring running along each side of your garage, you have extension springs. To close your garage door, extension springs extend outwards. They stretch.