Wangxia Spring is a High Quality Spring Manufacturer Since 2005 With Factory Directly Price.
Heavy Extension Springs Extension Spring Wholesale - Wangxia Spring
Product details of the heavy extension springs
Product Specification
Payment Method: T/T
Delivery Date: 4–8 weeks after order confirmation
Material: High-carbon spring steel
Product Overview
The materials of Wangxia Spring heavy extension springs have remarkable advantages compared with the traditional ones. The enrichment of its functionality makes it more popular with customers. The heavy extension springs produced by our company is widely recognized by customers and widely used in field. This Wangxia Spring branded product will find a ready market overseas.
Product Introduction
Wangxia Spring's heavy extension springs has excellent performances by virtue of the following excellent details.
Product Introduction
Double loop garage door extension springs are made from high-carbon steel for durability and reliable performance. The double loop ends add extra security and stability, making them a popular choice for residential garage doors. With customizable sizes and specifications, they are ideal for long-lasting use and replacement needs.
● High strength and durability
● Secure double loop ends
● Easy replacement and installation
● Suitable for residential garage doors
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Product Advantages
Product Detail
If for any reason you are not satisfied with our springs, we provide full after-sales support. Each double loop extension spring is tested for strength, durability, and cycle life to ensure safe and reliable performance. Custom sizes and surface treatments are available to meet different garage door requirements.
◎ Material: 82B high-carbon steel, ASTM A229 compliant
◎ End Type: Double loop ends for secure installation
◎ Wire Diameter: Standard range 0.192”–0.375”, fully customizable
◎ Surface Treatment: Electrophoretic coating (E-coating) for rust protection
◎ Applications: Residential garage doors, light commercial doors
◎ Packaging: Wooden cases, cartons, or customized packing
Application Scenario
Factory Advantages
20+ Years of Experience
Over two decades of expertise in spring manufacturing, trusted by global customers.Advanced Production Equipment
Equipped with multiple conventional and large-scale spring coiling machines, ensuring high precision and efficiency.Customizable Wire & Sizes
Wire diameters and lengths can be fully customized to meet different garage door requirements.Surface Treatment Expertise
Professional E-coating line for excellent corrosion resistance, along with oil-tempered and galvanized options.Strict Quality Control
Each spring is tested for torque, load, and life cycles (up to 70,000–80,000) before delivery.Fast Delivery Capacity
With 11 production lines, we can ship 1–2 containers within 7–10 days.
Global Service
Factory-direct supply with OEM/ODM support, exporting to North America, Europe, and other regions.
Latest News
Certificates & Qualifications
At Tianjin Wangxia Spring Co., Ltd., quality always comes first. Our production system is certified under ISO 9001:2015 Quality Management Standards, supported by a valid business license and internationally recognized testing reports. All our garage door springs comply with ASTM A229 standards and are regularly verified by third-party authorities.
These certificates are not just honors – they are a guarantee of our commitment: every spring is safe, reliable, and trustworthy.
R+T Asia 2025 · Shanghai
FAQ
The target market of our brand has been continuously developed over the years. For more information, please reach our team, we are more than happy to help.
Company Information
Located in Tianjin Wangxia Spring Co., Ltd. is a comprehensive company. We have a full range of business, including production, processing and sales of Garage Door Springs,Roller Shutter Door Spring,Compression Spring,Extension Spring,Torsion Spring. Our company provides comprehensive, high-level professional services such as consulting and technology in accordance with the actual needs of users. We sincerely welcome people from all walks of life to come to make cooperation, common development and a better future.