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  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer

Shanghai Guanglei Tension Spring – Double Hook Constant Spring

No.TS-003


Short description

  • Both ends are equipped with symmetrical hooks for easy installation and connection.

Product Parameters

  • Diameter Range: 1mm - 8mm
  • Length Range: Customizable
  • Load Type: Linear Compression

Broad range of materials available

  • Carbon Steel Wire: Such as 65Mn and 70# steel.
  • Alloy Steel Wire: Such as 50CrV, 55CrSi, and 60Si2Mn.
  • Stainless Steel Wire: Such as SUS304 and SUS316.
  • Non-ferrous Metal Wire: Such as copper alloys (brass,
  • phosphor bronze) and nickel alloy wires.
  • Special Alloy Wire: Such as Inconel and Hastelloy.

Specialized surface treatment processes 

  • Electroplating(zinc, nickel, or chrome)
  • Oxidation (Blackening)
  • Heat Treatment
  • Polishing
  • Spraying

Application Scenarios

  • Door locks, furniture accessories, industrial equipment

 

  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer
  • Shanghai Guanglei Tension Spring – Double Hook Constant Spring,Shanghai Guanglei Tension Spring – extension spring manufacturer

Desciption

Engineered for Strength and Versatility
The double hook tension spring by Shanghai Guanglei Spring features symmetrical hooks for easy and secure attachment in mechanical systems. Designed with a wire diameter range from 1 mm to 8 mm, the spring is available in customizable lengths, making it suitable for both small and heavy-duty mechanisms. Customers can select from a wide array of materials including carbon steel (65Mn, 70#), alloy steel (50CrV, 55CrSi, 60Si2Mn), stainless steel (SUS304, SUS316), and specialty alloys like Inconel, Hastelloy, brass, and phosphor bronze. With this engineering flexibility, our tension spring manufacturers ensure each product is tailored for strength, durability, and function.

Surface Finishing Tailored to Your Application
Each constant tension spring is available with a range of finishing treatments to meet specific functional or aesthetic needs. These include electroplating in zinc, nickel, or chrome, black oxide coating, polishing, heat treatment, and spray coatings. These finishes improve corrosion resistance, extend operational life, and support appearance consistency. Whether in humid, high-friction, or decorative environments, the finishing options ensure the spring performs reliably and remains protected over extended use cycles.

Multi-Industry Utility and Custom Fit
Designed to meet the needs of both commercial and industrial users, this tension spring adapts well to various applications such as door lock mechanisms, furniture fittings, and mechanical linkages. With customizable dimensions and performance characteristics, the spring supports dynamic tension control in a variety of load-bearing environments. Shanghai Guanglei Spring guarantees precision-made products that integrate seamlessly into your production systems—trusted by engineers and designers looking for consistent garage tension spring solutions.


Product Advantages

Structural and Design Excellence in Engineering

The Guanglei spring’s symmetrical double-hook configuration improves attachment security, reducing slippage during mechanical stress cycles. Its design logic incorporates modular adaptability with wire diameters spanning from 1 mm to 8 mm, allowing customized lengths for exact fitment requirements. Material diversity, including stainless steel options such as SUS304 and SUS316, ensures compatibility within varied operational environments. This versatile design framework, paired with advanced surface finishing processes like electroplating and heat treatment, optimizes corrosion resistance and structural integrity for long-term reliability in engineered systems utilizing extension springs.

Operational Performance and User Efficiency

Performance optimization is achieved through consistent linear tension forces tailored to client specifications, supporting smooth functioning in precision mechanisms. Ease of integration into manufacturing workflows is enhanced by tailored sizing options and surface finishes that meet both aesthetic and technical protection needs. This aspect benefits engineers and procurement specialists by minimizing installation complexity and maintenance frequency. The product’s controlled load characteristics and material robustness enable extended service life, reducing replacement cycles and total cost of ownership while delivering expected standards of reliability from an established extension spring manufacturer.


Use Scenarios

Controlled Tension Solutions in Furniture Manufacturing

In furniture production environments, the spring plays a crucial role in maintaining precise tension within moving components such as reclining mechanisms or drawer systems. Its stainless steel extension spring variants ensure resistance to corrosion caused by fluctuating humidity and mechanical wear, complying with stringent durability standards commonly required in this sector. The double-hook design facilitates secure anchoring within complex assemblies, allowing smooth linear motion control. As part of the provider’s integrated supply chain solutions, this spring enhances operational efficiency by reducing assembly errors and increasing product lifespan, crucial for manufacturers prioritizing quality and consistent mechanical performance.

Component Reliability in Door Hardware Assemblies

The Guanglei double hook constant spring is integral to door locking systems where steady tension prevents inadvertent disengagement and supports secure closure mechanisms. Operating reliably within repeated loading cycles, this extension spring offers tailored tension characteristics necessary for diverse door types and configurations. Its material options, including treated stainless steel, ensure compliance with corrosion resistance and safety standards typical of building hardware applications. By integrating seamlessly into door lock manufacturing lines, this spring contributes to overall system robustness, enabling manufacturers to meet quality assurance benchmarks and deliver dependable end products to their customers.



FAQ

What materials are available for the Guanglei Tension Spring – Double Hook Constant Spring?

This tension spring is available in multiple material options including carbon steel (65Mn, 70), alloy steel (50CrV, 55CrSi, 60Si2Mn), stainless steel (SUS304, SUS316), non-ferrous metals like brass and phosphor bronze, and specialty alloys such as Inconel and Hastelloy. These options support a wide range of industrial applications requiring resilient extension spring solutions.

Can the dimensions of the double-hook tension spring be customized?

Yes, the Guanglei Tension Spring offers fully customizable lengths and wire diameters ranging from 1 mm to 8 mm. This flexibility allows precise adaptation for various assemblies. Customization ensures the spring meets specific load requirements and fits proportionally within mechanical designs demanding a reliable stainless steel extension spring or other material variants.

What finishing options are provided to enhance corrosion resistance?

Finishing treatments for this tension spring include electroplating with zinc, nickel, or chrome, black oxide coating, polishing, heat treatment, and spray coatings. These options improve corrosion resistance and maintain performance consistency in different environments, especially important for industrial users sourcing a trusted extension spring manufacturer.

How does Guanglei support installation and product integration?

Shanghai Guanglei Spring Co., Ltd. offers technical support to ensure correct installation and integration of tension springs in various mechanical linkages such as door locks and furniture fittings. Their precision manufacturing standards help reduce assembly issues and extend component durability, essential for industrial buyers requiring dependable helical extension spring components.

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