0.87mm (20AWG) SS316L Marine Grade Stainless Steel Wire


The 20awg SS316L marine grade stainless steel wire, with a 0.87mm diameter, is renowned for its exceptional corrosion resistance, especially in saline environments, making it a staple in various marine applications including boat rigging and maritime structures. Beyond the maritime sector, its robustness and reliable electrical conductivity find applications in electronics, manufacturing components like coils and connectors. The wire is also utilized in construction for reinforcement and in artisanal crafts, offering a resilient and malleable material for creating diverse items. Its multifaceted utility across industries underscores its versatility and dependability in both professional and hobbyist settings.

✔ Huge Range Available

✔ Produced In Warrington, UK

✔ Shipped Within 24 Hours

✔ 30 Day Returns Accepted

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20AWG Stainless Steel Wire

The Crazy Wire Company are long established as Europe’s preferred suppliers of top quality stainless steel 20AWG SS316L wire. We have enormous stock levels at all times, as we use this wire to weave our marine grade woven mesh products.

With a diameter of 0.87mm, the 20AWG SS316L marine grade stainless steel wire is extensively used across a wide range of industries. As a result, the SS316L variant of stainless steel is a popular choice in marine applications due to its enhanced corrosion resistance. In addition, its robustness and longevity ensure minimal wear and consistent performance over a long period of time. Marine equipment and structures rely on its durability and reliability, and it is used in a variety of applications including boat rigging, fishing, and maritime structural projects.

Since stainless steel wire is reliable in electrical conductivity and resilient against environmental factors, 20awg stainless steel wire is commonly used in electronics and electrical engineering. As well as reinforcing structures and supporting architectural features, it is frequently used in the construction industry. As a versatile material, this wire is easy to manipulate into jewelry, sculptures, and other handcrafted items for artisans and craft enthusiasts. According to the previous applications, it is evident that 20awg marine grade stainless steel wire is essential for professionals as well as hobbyists looking for a dependable, corrosion-resistant, versatile wire that can navigate through a wide range of operational demands and environmental conditions without a problem.

Specification of Wire:

  • Diameter – 0.87mm (870 Micron – 20AWG) 

We also offer this grade as ribbon wire and flat wire too if required.

Why Use The Crazy Wire Company

  1. Quality of products: The Crazy Wire Company always  offer high-quality products that meet industry standards and customer expectations.
  2. Selection: We offer a wide variety of wire products and sizes to meet the diverse needs of our customers. We have more than 600 products available through our site and counting. 
  3. Price: We always offer the best value possible. Our wires are available as part of our major weaving processes, so it is bought at the best possible rate. 
  4. Availability: Our products are kept in house and are ready to ship immediately. 
  5. Customer service: Our experienced staff help our customers feel confident in their purchases and provide assistance when required. 

What Else Is Available?

Not only do we offer 304 grade stainless steel wire, but we also stock huge levels of SS316, SS430 (magnetic) and SS317L.

We also offer stainless steel in ribbon and flat wire options.

The choice is virtually endless!


FAQs About This Wire

Can 20awg Stainless Steel Wire Be Welded Easily?

SS316L stainless steel wire, specifically 20awg in size, can generally be welded relatively easily, given its characteristics. Stainless steel 316L is often used for welding applications due to its low carbon content, which minimises carbide precipitation and enhances welding capabilities. Furthermore, SS316L is less susceptible to weld decay, a type of corrosion that can occur with some welded stainless steels. It’s important to note, however, that weldability and quality may differ depending on the welding method, the welder’s skill level, and the welding environment. In order to achieve a sturdy and clean weld with 20awg SS316L stainless steel wire, you must ensure a clean weld area, select an appropriate welding method (e.g., TIG welding), and use appropriate filler material when necessary. Furthermore, stainless steel welding guidelines are recommended to ensure optimal results and to avoid issues such as warping and discoloration.

How is SS316L 20awg Wire Utilized In Construction Reinforcement?

SS316L 20awg wire, owing to its commendable properties like high tensile strength and resistance to corrosion, finds noteworthy application in construction reinforcement, particularly in environments prone to corrosive elements like coastal areas, where the robust anti-corrosive attributes of SS316L become vitally significant. While the 0.87mm diameter of the 20awg wire may not be utilized for major structural reinforcements, it is indeed used in a myriad of supportive applications within construction.

One application is in concrete reinforcement mesh, where 20awg wire might be employed in crafting finer mesh structures for use in creating reinforced concrete. Though for most structural applications, a thicker gauge might be preferred, in specific contexts where finer mesh is required, 20awg could be apt. Furthermore, in crack control and repair, the SS316L 20awg wire might be utilized to stitch or bind cracks in structures. This prevents them from widening or extending further. In the context of architectural and decorative elements within construction, this wire can be utilized for crafting supportive and decorative meshes, given its ability to resist corrosion and maintain its appearance over time, even in challenging environments.

In corrosive environments, particularly in marine or chemical industries, SS316L 20awg wire can be utilized for tying rebar, securing elements, or even providing non-structural support, offering longevity and reliability due to its high resistance to rust and general corrosion. Additionally, it’s used in lightweight structures, fence systems, or wire balustrades, especially in situations where aesthetics, durability, and resistance to environmental factors are required. Thus, while it may not be a principal element for heavy structural reinforcement, SS316L 20awg wire effectively supports various auxiliary, decorative, and minor reinforcement roles in construction, offering durability and maintenance-free longevity in diverse applications.

Are There Any Temperature Limitations When Using 20awg SS316L Wire?

Yes, like all materials, SS316L 20awg wire has temperature limitations that users need to consider for maintaining its integrity and performance during use. SS316L stainless steel maintains excellent toughness and corrosion resistance up to temperatures of around 870 degrees Celsius (1600 degrees Fahrenheit). However, when utilized at elevated temperatures for extended periods, it may experience some reduction in its mechanical properties and may also become more susceptible to oxidation.

While SS316L is often praised for its stability at high temperatures compared to some other stainless steel grades, prolonged exposure to temperatures above 425 degrees Celsius (around 800 degrees Fahrenheit) can lead to a phenomenon known as “sensitisation.” Sensitisation can result in the precipitation of chromium carbides at the grain boundaries, rendering the material more prone to intergranular corrosion in specific environments.

For lower-temperature applications, SS316L also has commendable cryogenic properties and is used in applications involving very low temperatures, maintaining its toughness and strength.

In electrical applications, where 20awg SS316L wire might be used for creating heating elements or in other high-temperature scenarios, it’s crucial to ensure that the wire is not persistently operating at its upper-temperature limit to preserve its lifespan and avoid potential failure or degradation over time. Always refer to the specific technical data sheets provided by the manufacturer for detailed information regarding temperature limits and recommendations for use to ensure safe and optimised application in both high and low-temperature environments.



The Crazy Wire Company is a leading UK based supplier of nichrome, FeCrAl, and stainless steel wires. We specialise in rapid delivery to any location around the country. Our factory is located in Warrington, which is the historic home of the UK’s wire industry.

Check out our blog ‘What You Need To Know About: Stainless Steel Wires’   for more information on resistance wire in general. Our goal for our blogs and help guides is to answer as many questions as possible to help to explain the possibilities of mesh to our customers. 

We also offer similar products through our highly popular eBay store, check us out there too.

Contact our team today if you have any questions at all. We are always really keen to help in any way that we can. 

Additional information


10 Metres (33 Feet), 25 Metres (82.5 Feet), 50 Metres (166.66 Feet)


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