Audited Supplier
All Bestar Roll Up Door Springs are manufactured from high-tensile and oil-tempered spring wire, meeting ASTM A229 standard.
All Springs are factory lubricated to minimize friction and corrosion while increasing the spring cycle life.
We can produce Roll Up Door Springs for most manufactures including but limited to: DBCI, ASTA, Janus, Betco, Trac Rite, Porvene, B&D, Steel-Line and more.
Each month we move almost 5800 pairs Roll Up Garage Door Springs to UK, USA, Canada, and Australia.
(1) High tensile
(2) Oil tempered
(3) Factory lubricated
(4) Corrosion resistant
(5) Long cycle life
(6) Meet ASTM A229 Standard
How to Determine What Size Roll-up Door Springs You Need
It is very important that you order the proper Self Storage Door Springs or Mini Warehouse Door Springs for your Roll Up Door. You will need to make several important measurements that must be accurate. If you are not careful when you make these measurements, your roll-up door may not work as it did before.
To measure Roll Up Door Springs, follow each of the following four steps carefully.
(1) Measure Spring Wire Size
(2) Measure Spring Inside Diameter
(3) Measure Spring Length
(4) Determin Wind of Torsion Spring (Left Wound or Right Wound)
WARNING:
Torsion springs and related door hardware can cause serious injury or death if not handled and installed properly. Professional installation is recommended.
DO NOT attempt to install springs or hardware yourself unless you have the proper tools, reasonable mechanical aptitude and experience, and upper arm strength. Read and understand all instructions before you begin work.
Bestar Door, established in 2006, is a leading manufacturer of roller shutter doors and sectional overehead doors in China.
We have exported to over 20 countries, such as USA, Canada, Mexico, Brazil, Columbia, Australia, Japan, Korea, Singapore, Thailand, Vietnam, UAE, Qatar, Saudi Arabia and so on, many of them have become the leading company in the local automatic door market.
We have passed the certification of ISO9001 quality management system and ISO 14001 environment management system, all our products are completely compliant with 3C, CE and UL regulation.
Our professional techhnicans continuously focus on develop new style of roller shutter doors and sectional overhead doors.
There is a strict quality control system throughout the entire manufacturing process, from raw materials sourcing, production, packing to shipment, which will make you enjoy high quality products.
As a manufacturer, we can offer you full range of automatic doors, such as roller shutter doors, sectional overhead garage doors, control motors and accessories.
When you have chosen Bestar garage doors for your home or workshop, you can enjoy the beauty, safety and quietness of it. 24/7 Service & Support team will be ready for you anytime.
