Stainless Steel wire is often used as stainless steel spring material. Most prevalent stainless steel spring grades are stainless steel grade 302 and to a lesser extent stainless steel grade 316 (corrosion resistance).

The stainless steel spring and hardwires are exhibiting the high tensile level often referred to as “spring temper” which can exceed 2000N/mm². Stainless steel wires are used in a variety of springs: compression springs, extension springs, torsion springs, aerosol springs and other applications such as stainless steel music wire (piano wire, guitar wire)

SADEVINOX has an extensive stainless steel wires stock.

Stainless steel spring & hardwire is used for producing

• Compression springs
• Extension springs
• Torsion springs

Used in many industries and numerous applications such as :

• Household equipment, switches & relays, electrical systems...
• Hardware: sprinklers components, switches, hose clamps,…
• Automotive & Aerospace applications, complex mechanical/automated  systems, …
• Specific applications such as spray cans, including aerosols
• Medical applications : clamps, pacemakers, stents, etc..
• Clock/watches components
• Music wire : piano wire, guitar strings...

According to standards :

• SAE - AMS 5688K
• ASTM A313 / A564
• ASTM A228 - Music Spring Quality

 

Grades*

302, 304, 304L, 316, 316Ti, 321, 631, 45N

EN 10088-3 / EN 10270-3*

1.4310, 1.4301, 1.4307, 1.4401, 1.4571, 1.4541, 1.4568, 1.4462

Diameters : mm / inch 

0.035 to 12.00 mm / .0014'' to .47''

Packaging

Barrel spools : cylindrical or with conical flanges, Coils

TECHNICAL INFORMATION :

Sadevinox - Diameter tolerance for stainless steel springwire & hardwire
Sadevinox - Tensile strength for stainless steel springwire & hardwire

Introduction to Stainless Spring Wire

In the vast realm of metallurgy, stainless spring wire stands as a testament to human ingenuity and the relentless pursuit of perfection. This unique material, with its remarkable tensile strength and corrosion resistance, has revolutionised numerous industries. At the heart of this revolution is Tevema, a beacon of expertise in the field of spring wire manufacturing.

History and Evolution of Stainless Spring Wire

Origins and Early Uses

The journey of stainless spring wire began in the early 20th century. Its inception was driven by the need for a material that could withstand the rigours of demanding applications, from the intricacies of watchmaking to the robust requirements of automotive suspension systems. Over time, as technology advanced and industries evolved, the wire’s properties became even more refined, making it a staple in various applications.

The Evolution Over the Years

In the subsequent decades, the wire underwent significant transformations. Innovations in steel spring manufacturing techniques and the incorporation of other alloying elements enhanced its properties. Today, stainless spring wire is not just about durability; it’s about precision, consistency, and reliability. For instance, the aerospace industry, known for its stringent standards, relies heavily on this wire for its corrosion-resistant properties.

Why Stainless Steel for Springs?

Inherent Properties of Stainless Steel

• Corrosion Resistance: One of the primary reasons stainless steel is favoured for springs is its resistance to rust. This ensures longevity, especially in environments where the material is exposed to moisture or chemicals.
• Durability: Stainless steel’s inherent strength means that springs made from this material can withstand significant stress without deforming.
• Temperature Tolerance: Stainless steel springs maintain their properties across a wide temperature range, making them suitable for applications with fluctuating temperatures.

The Significance of Tensile Strength

When discussing stainless spring wire, one cannot overlook the importance of tensile strength. This property determines how much stress a material can endure without breaking. Given the critical roles springs play in various mechanisms, from simple pens to complex machinery, their ability to rebound after being compressed or stretched is paramount. Stainless steel, with its impressive tensile strength, ensures that springs can perform their function consistently, even under duress.

The Comprehensive Guide to Stainless Spring Wire

Tevema’s Role in the Stainless Spring Wire Industry

In the intricate world of spring wire manufacturing, few names resonate as profoundly as Tevema. With a legacy that spans decades, our commitment to excellence and innovation has positioned us at the forefront of this industry. Our journey, deeply intertwined with the evolution of stainless spring wire, is a testament to our dedication to quality and customer satisfaction.

A Legacy of Excellence

Tevema: A Brief History

Established in 1936, Tevema embarked on a mission to revolutionise the spring manufacturing industry. Over the years, our expertise has grown exponentially, allowing us to cater to diverse sectors with varying requirements. From aerospace to automotive, our springs have found applications in myriad industries, each time setting benchmarks in quality and performance.

Our Product Range

Our extensive product portfolio is a reflection of our commitment to cater to the ever-evolving needs of our clientele. Some of our flagship offerings include:

• Compression Springs: Renowned for their durability and precision.
• Extension Springs: Tailored for applications requiring specific tension.
• Torsion Springs: Ideal for torque applications, these springs are a testament to our manufacturing prowess.

Moreover, our ability to offer custom-made solutions sets us apart. Whether it’s a unique wire diameter or a specific tensile strength, we’ve consistently risen to the challenge, delivering products that surpass expectations.

Applications of Stainless Spring Wire

The versatility of stainless spring wire is evident in its wide range of applications. From the intricate components in electronic devices to the robust springs in automotive suspensions, this material has proven indispensable.

Aerospace and Beyond

The aerospace industry, with its stringent standards, has always demanded materials that offer reliability and performance. Stainless spring wire, with its exceptional tensile strength and corrosion resistance, has been a natural choice. Components made from this wire not only withstand the rigours of flight but also offer longevity, a critical factor in aerospace applications. A detailed exploration of its use in the aerospace sector can be found in this comprehensive study.

Automotive, Electronics, and More

Beyond aerospace, the automotive industry relies heavily on stainless spring wire for various components, from engine parts to suspension systems. The electronics sector, too, benefits from the precision and durability offered by this material. Whether it’s in the tiny springs inside a smartphone or the larger components in household appliances, stainless spring wire’s presence is ubiquitous.

The Comprehensive Guide to Stainless Spring Wire

Choosing the Right Stainless Spring Wire

In the intricate world of metallurgy, the choice of material can make or break a project. When it comes to springs, the selection becomes even more critical, given the pivotal role these components play in various mechanisms. Stainless spring wire, with its myriad properties, emerges as a top contender. However, how does one navigate the vast landscape of options and make an informed decision?

Factors to Consider

Wire Diameter and Tensile Strength

The diameter of the wire plays a crucial role in determining the spring’s overall strength and flexibility. A thicker wire will generally offer more strength but less flexibility, while a thinner wire will provide the opposite. Tensile strength, on the other hand, is a measure of how much stress the wire can endure without breaking. This property is especially vital for springs that will be subjected to significant stress or strain.

Corrosion Resistance

Given that many springs find applications in environments where they might be exposed to moisture or chemicals, corrosion resistance becomes a paramount factor. Stainless steel, with its inherent resistance to rust, is often the material of choice. However, within the realm of stainless steel, there are various grades, each offering different levels of corrosion resistance. For a deeper understanding of these grades and their properties, this comprehensive guide offers invaluable insights.

Application-Specific Requirements

Beyond the general properties, it’s essential to consider the specific requirements of the application. For instance:

• Temperature Tolerance: If the spring will be used in an environment with fluctuating temperatures, it’s crucial to choose a wire that can maintain its properties across a broad temperature range.
• Fatigue Resistance: For springs that will be compressed and released frequently, fatigue resistance becomes a critical factor.

Tevema’s Expertise

At Tevema, we understand the intricacies of choosing the right stainless spring wire. Our team of experts is always on hand to guide clients, ensuring they make informed decisions that align with their project requirements. Whether it’s understanding the nuances of wire gauge or the significance of tensile strength, our commitment is to provide clarity and confidence in every choice.

FAQs

The world of stainless spring wire is vast and intricate. Over the years, we’ve encountered numerous questions from clients and enthusiasts alike. Here, we address some of the most frequently asked questions:

1. What is stainless steel spring wire used for?

Stainless steel spring wire finds applications in a myriad of industries, from aerospace to electronics. Its properties, such as corrosion resistance and tensile strength, make it ideal for components that need to withstand stress and environmental factors.

2. Are stainless steel springs any good?

Absolutely. Stainless steel springs offer a combination of durability, corrosion resistance, and strength, making them suitable for various applications.

3. What is the best wire for springs?

The “best” wire often depends on the specific requirements of the application. However, stainless steel, given its properties, is often a top choice for many industries.

4. Is there a stainless spring steel?

Yes, stainless spring steel is a category of stainless steel specifically tailored for spring applications. It offers a balance of strength, flexibility, and corrosion resistance.