Products

Products

Our company is SAIFU VIET NAM COMPANY LIMITED, located in Vietnam. It mainly engages in the production and sales of transmission parts and agricultural machinery accessories, including gearbox, chain&sprocket, pulley, gears, pto shaft, trailer&trailer parts, agricultural machine&parts.
Products

Springs

About Our Springs

Welcome to our comprehensive guide on springs, where we detail the finest quality products designed for durability, performance, and versatility. Our springs are engineered to meet the highest industry standards, catering to a wide range of applications from automotive to industrial machinery. With years of expertise, we provide springs that ensure reliability and efficiency in every use.

Product Parameters

Our springs come in various types, each with specific parameters to suit different needs. Below is a detailed breakdown of our product specifications.

Types of Springs

  • Compression Springs: Designed to resist compressive forces, commonly used in valves, appliances, and automotive suspensions.
  • Tension Springs: Also known as extension springs, they absorb and store energy while extending under load, ideal for garage doors and trampolines.
  • Torsion Springs: Work by twisting their ends to exert torque, frequently found in clothespins and hinges.
  • Constant Force Springs: Provide consistent force over a long deflection range, used in retractable cords and window counterbalances.

Detailed Specifications Table

Spring Type Material Wire Diameter (mm) Outer Diameter (mm) Free Length (mm) Load Capacity (N) Application
Compression Stainless Steel 302 2.0 - 20.0 10 - 100 20 - 200 50 - 2000 Automotive, Industrial
Tension Music Wire 1.5 - 15.0 8 - 80 30 - 250 30 - 1500 Doors, Toys
Torsion Phosphor Bronze 3.0 - 25.0 15 - 120 40 - 300 Torque: 5 - 500 Nm Hinges, Clips
Constant Force High-Carbon Steel 0.5 - 5.0 Roll Width: 10 - 50 N/A (Roll Length: 100 - 1000 mm) Constant: 10 - 200 N Retractable Devices

Materials and Finishes

We use premium materials to ensure longevity and performance. Common materials include stainless steel, music wire, phosphor bronze, and high-carbon steel. Finishes such as zinc plating, powder coating, and passivation are applied to enhance corrosion resistance and aesthetic appeal.

FAQs About Springs

What are the main types of springs and their uses?
Springs are categorized into compression, tension, torsion, and constant force types. Compression springs are used in shock absorbers, tension springs in balance systems, torsion springs in rotational applications, and constant force springs for consistent linear motion.

How do I choose the right spring for my application?
Consider factors like load requirements, deflection, space constraints, environmental conditions, and material compatibility. Our product tables and expert support can help you select the appropriate spring based on these parameters.

What materials are best for corrosive environments?
Stainless steel springs, particularly grades 316 or 302, are ideal for corrosive environments due to their excellent resistance to rust and chemicals. Additional finishes like zinc plating can provide extra protection.

Can springs be customized for specific needs?
Yes, we offer customization options for dimensions, materials, loads, and finishes. Provide your specifications, and our team will engineer springs tailored to your exact requirements.

How do I maintain and extend the life of springs?
Regular inspection for wear, proper lubrication, avoiding overloading, and storing in dry conditions can significantly extend spring life. Follow manufacturer guidelines for specific maintenance procedures.

What is the difference between spring rate and load capacity?
Spring rate refers to the force required to deflect the spring per unit distance (e.g., N/mm), while load capacity is the maximum force the spring can handle without permanent deformation. Both are critical for selection.

Are there temperature limitations for springs?
Yes, materials like music wire perform well up to 120°C, while stainless steel can handle higher temperatures. For extreme conditions, consult our specifications for temperature ratings and suitable materials.

How are springs tested for quality?
Our springs undergo rigorous testing including load testing, fatigue testing, dimensional checks, and material analysis to ensure they meet industry standards like ISO 9001 and ASTM benchmarks.

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High-Quality Torsion Spring for Diverse Applications - Custom Solutions Available

High-Quality Torsion Spring for Diverse Applications - Custom Solutions Available

Discover Saifu Chains' high-quality torsion spring, engineered for diverse applications with custom solutions available. Built from durable materials and precise design, it ensures reliable performance in automotive, industrial, and home uses. Users experience enhanced efficiency and peace of mind, solving common mechanical issues with our unique tailored options. Ideal for engineers and DIY enthusiasts, it offers superior value and lasting satisfaction. Choose Saifu Chains for innovation you can trust.
High-Quality Compression Springs for Industrial and Commercial Applications

High-Quality Compression Springs for Industrial and Commercial Applications

Saifu Chains High-Quality Compression Springs deliver unmatched durability and precision for industrial and commercial use, crafted from premium materials to ensure reliable performance in demanding applications. Ideal for engineers and manufacturers, they solve vibration and load issues, providing peace of mind with superior resistance to wear and corrosion. Stand out with our commitment to excellence and consistent quality, empowering your projects with efficiency and trust.
Custom high precision stainless steel split set screw clamp lock threaded shaft collar

Custom high precision stainless steel split set screw clamp lock threaded shaft collar

Saifu Chains presents the custom high precision stainless steel split set screw clamp lock threaded shaft collar, engineered for secure fastening in machinery. Its corrosion-resistant durability and exact fit offer reliability for engineers and DIY enthusiasts in industrial applications. Experience superior stability and peace of mind with our uniquely precise design, elevating your projects effortlessly.
Made in Vietnam Machine Parts suspension extension Spring with CE certificate

Made in Vietnam Machine Parts suspension extension Spring with CE certificate

Saifu Chains' suspension extension spring, made in Vietnam with a CE certificate, offers superior durability and precision for automotive and industrial applications. Enhance performance and reliability with this high-quality component.
Made in Vietnam Coil Metal titanium extension Spring with low price

Made in Vietnam Coil Metal titanium extension Spring with low price

Elevate your projects with Saifu Chains' Made in Vietnam Coil Metal titanium extension Spring, offering exceptional durability and flexibility at a low price. Ideal for industrial and DIY enthusiasts, it ensures reliable performance and cost savings, making every application smooth and efficient. Trust in quality craftsmanship from Vietnam—get yours today!
Made in Vietnam Tension Metal precision Coil extension Spring with high quality

Made in Vietnam Tension Metal precision Coil extension Spring with high quality

Saifu Chains offers the Made in Vietnam Tension Metal precision Coil extension Spring, crafted with high quality for superior performance and durability in industrial applications. Ideal for engineers and DIY enthusiasts, it ensures reliable tension control and smooth operation, delivering peace of mind and enhanced efficiency in your projects.
Made in Vietnam Roll Stainless Steel Barrier galvanized Tension extension Spring with great price

Made in Vietnam Roll Stainless Steel Barrier galvanized Tension extension Spring with great price

Discover Saifu Chains' Made in Vietnam Roll Stainless Steel Barrier Galvanized Tension Extension Spring, offering durability and reliability at a great price. Ideal for industrial and security applications, it ensures smooth operation and long-lasting performance, solving tension needs with premium quality.
Made in Vietnam Stretch Tension fixing Separation Claw extension Spring for wholesales

Made in Vietnam Stretch Tension fixing Separation Claw extension Spring for wholesales

Saifu Chains presents Made in Vietnam Stretch Tension fixing Separation Claw extension Spring for wholesales. This durable spring excels in tension control and secure fixing, ideal for industrial and retail applications. Crafted with high-quality materials, it ensures reliability and ease of use, solving common fastening issues. Unique design offers superior performance over competitors, enhancing efficiency and satisfaction for professionals and DIY enthusiasts alike.
Made in Vietnam Negative To Positive Conversion compression Contactor Spring battery Contact Springs with low price

Made in Vietnam Negative To Positive Conversion compression Contactor Spring battery Contact Springs with low price

Saifu Chains offers Made in Vietnam Negative To Positive Conversion compression Contactor Spring battery Contact Springs at low prices, ensuring reliable performance for battery connections in various applications. Ideal for DIY enthusiasts and professionals, these springs enhance efficiency and durability, solving connectivity issues with a cost-effective, high-quality solution. Upgrade your projects with Saifu Chains' dependable and affordable components today!
Made in Vietnam Coil Spring Steel electronics Nickel Plate battery Contact Springs with high quality

Made in Vietnam Coil Spring Steel electronics Nickel Plate battery Contact Springs with high quality

Saifu Chains presents high-quality Made in Vietnam Coil Spring Steel electronics Nickel Plate battery contact springs, crafted for reliable performance in devices. Ideal for engineers and manufacturers, these durable springs ensure secure connections, enhancing efficiency and longevity with a premium feel.
Made in Vietnam Torsion Tines double Aa Compression Spring battery Contact Springs with great price

Made in Vietnam Torsion Tines double Aa Compression Spring battery Contact Springs with great price

Discover Saifu Chains' Made in Vietnam Torsion Tines double Aa Compression Spring battery contact springs, offering durability, precision, and a great price. Ideal for electronics enthusiasts and professionals, these springs ensure reliable connections and elevate your projects with superior performance and cost-effectiveness.
Made in Vietnam Negative To Positive Conversion stainless Steel Torsion Coil Spring battery Contact Springs with CE certificate

Made in Vietnam Negative To Positive Conversion stainless Steel Torsion Coil Spring battery Contact Springs with CE certificate

Saifu Chains proudly presents Made in Vietnam Negative To Positive Conversion stainless Steel Torsion Coil Spring battery Contact Springs, CE-certified for reliability. These durable springs ensure secure battery connections, ideal for electronics enthusiasts and professionals, offering peace of mind with superior performance and lasting satisfaction.
Made in Vietnam Double Spiral Torsion negative To Positive Conversion Spring battery Contact Springs for wholesales

Made in Vietnam Double Spiral Torsion negative To Positive Conversion Spring battery Contact Springs for wholesales

Saifu Chains offers Made in Vietnam Double Spiral Torsion Negative to Positive Conversion Spring Battery Contact Springs for wholesales. Perfect for manufacturers, these springs ensure reliable power transfer in batteries with superior durability and precise conversion. Ideal for enhancing device performance, they solve connectivity issues and boost efficiency. Choose Saifu Chains for high-quality, innovative solutions that elevate your products.
Vietnam Precision Coil high Tension extension Spring made in China

Vietnam Precision Coil high Tension extension Spring made in China

Saifu Chains offers the high-tension Vietnam Precision Coil extension spring, made in China for superior durability and performance. Ideal for industrial and mechanical applications, it ensures reliable tension and long-lasting use, addressing common wear issues with precision engineering. This spring stands out with its quality materials and cost-effectiveness, providing peace of mind and efficiency upgrades for professionals.
Made in Vietnam Motorbike Pedal metal Foot Pegs Spring coiled Torsion Springs with low price

Made in Vietnam Motorbike Pedal metal Foot Pegs Spring coiled Torsion Springs with low price

Upgrade your ride with Saifu Chains' Made in Vietnam motorbike pedal metal foot pegs featuring high-quality coiled torsion springs. Durable, reliable, and affordably priced, these pegs enhance comfort and control for all riders, solving slippage issues with a smooth, secure feel—perfect for daily commutes or adventurous journeys.
Made in Vietnam Textile Machinery Parts Precision Metal Spring coiled Torsion Springs with high quality

Made in Vietnam Textile Machinery Parts Precision Metal Spring coiled Torsion Springs with high quality

Saifu Chains delivers premium Made in Vietnam textile machinery parts, featuring precision metal coiled torsion springs for superior durability and performance. Ideal for industrial professionals, these high-quality springs enhance efficiency and reliability in demanding textile applications, offering a cost-effective solution with unmatched precision.
Made in Vietnam Coil Compression Torison Double torsion battery Contact Springs with great price

Made in Vietnam Coil Compression Torison Double torsion battery Contact Springs with great price

Saifu Chains presents Made in Vietnam Coil Compression Torsion Double Torsion Battery Contact Springs, offering reliable performance and great price. Ideal for electronics manufacturers, these springs enhance device durability and efficiency, solving connectivity issues with superior Vietnamese engineering.
Made in Vietnam Furniture Used Stainless Steel Spring coiled Torsion Springs with CE certificate

Made in Vietnam Furniture Used Stainless Steel Spring coiled Torsion Springs with CE certificate

Saifu Chains presents Made in Vietnam Furniture Used Stainless Steel Spring coiled Torsion Springs with CE certificate, designed for durability and reliability in furniture applications. Crafted from premium stainless steel, these springs ensure long-lasting performance, ideal for manufacturers and DIY enthusiasts seeking quality solutions. Experience enhanced comfort and peace of mind with our certified, innovative design that stands out from competitors. Available now for your projects—trust Saifu Chains for excellence.
As a Springs manufacturer and supplier in Vietnam, we have our own factory. If you are interested in purchasing product, get in touch!
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