0.09mm (39AWG) SS304 Round Wire Stainless Steel Welding Wire


The 0.09mm (39AWG) SS304 Round Wire is a precision-made stainless steel welding wire ideal for detailed projects. Crafted from corrosion-resistant SS304, it ensures consistent welding, smooth equipment feed, and durable welded joints. A top choice for professionals seeking both quality and longevity.

✔ Huge Range Available

✔ Produced In Warrington, UK

✔ Shipped Within 24 Hours

✔ 30 Day Returns Accepted

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Stainless Steel Welding Wire

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

With 0.09mm (39AWG) SS304 Round Wire, you’re getting premium stainless steel welding wire, designed to meet the demands of precision and durability. This wire is made from the robust SS304 grade, which is resistant to corrosion and oxidation, making it a popular choice across industries. The meticulous 0.09mm diameter ensures a consistent and precise welding experience, especially in detailed operations. Due to its round shape, the wire feeds smoothly through welding equipment, reducing the risk of disruptions or snags. Furthermore, due to SS304’s inherent anticorrosive properties, welded joints maintain their strength and appearance over time, without rusting. This stainless steel welding wire is an ideal choice for those who desire a reliable welding solution that is both long-lasting and accurate.

Jewelry making, crafting, wire forming, and other industries that benefit from the use of industrial grade stainless components can all be accomplished with this wire. The 304 stainless steel wire is a perfect choice if you’re looking for a corrosion-resistant wire that’s precision-minded. As a result of its versatility, it can be used effectively in a range of tasks and environments.

We provide a comprehensive range of sizes tailored to meet diverse needs. The wire diameters range from a delicate 0.08mm up to a more robust 0.87mm. These sizes correspond to American Wire Gauge (AWG) standards from 40AWG down to 20AWG. To assist with electrical applications, it’s noteworthy that our wire resistances vary from 252.17 Ωm at the finest size, decreasing to 1.2 Ωm as the wire diameter increases.

Specification of this product:

  • Diameter -0.09mm (90 Micron – 39 AWG)
  • Ohms/ft – 112.08

These specifications not only testify to the wire’s adaptability but also its capacity to fulfill specific requirements in both craftsmanship and technology. When you choose our stainless steel wire, you’re investing in reliability, precision, and quality. Whether you’re working on intricate designs or establishing firm connections, this product ensures you have the best material at your fingertips.

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 316, 430 (magnetic) and 317L.

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

The choice is virtually endless!


FAQs About This Wire

Can I Use This Wire For Both TIG And MIG Welding?

Certainly! SS304 Round Wire 0.09mm (39AWG) can be used in both MIG (Metal Inert Gas) and TIG (Tungsten Inert Gas) welding applications. As a result of the wire’s versatile nature, combined with its SS304 grade, it can be used for a variety of welding techniques. In TIG welding, it can serve as a filler material to ensure a seamless, corrosion-resistant weld. Round-wire design and consistent diameter allow smooth feeding through the welding gun, resulting in consistent weld beads during MIG welding. The stainless steel welding wire is designed to perform well in both TIG and MIG welding applications, providing welders with the flexibility to choose the most appropriate welding method.

Are There Any Special Storage Requirements For This Stainless Steel Welding Wire?

Yes, while the 0.09mm (39AWG) SS304 Round Wire is crafted to resist corrosion and oxidation, it’s essential to store it properly to maintain its optimal performance and longevity. Here are some recommended storage guidelines for this stainless steel welding wire:

  1. Dry Environment: It’s crucial to keep the wire in a dry and moisture-free environment. Even though it is made of stainless steel, prolonged exposure to moisture can lead to surface oxidation, which might affect its welding performance.
  2. Original Packaging: If the wire isn’t in use, it’s best to keep it in its original packaging. This will prevent any contaminants or foreign particles from settling on the wire, which could compromise the weld quality.
  3. Cool, Consistent Temperature: Store the wire in an area where the temperature remains fairly consistent. Extreme temperature fluctuations might impact the wire’s integrity.
  4. Away from Chemicals: Ensure that the storage area is free from any corrosive chemicals. The presence of such chemicals might react with the wire over time.
  5. Elevated Storage: If possible, store the spool off the ground on a shelf or in a cabinet. This will further reduce the risk of moisture or contaminants affecting the wire.

What Safety Precautions Should I Take When Using This Welding Wire?

When using the 0.09mm (39AWG) SS304 Round Wire, safety should always be a top priority. It’s essential to don appropriate Personal Protective Equipment, including welding helmets, flame-resistant clothing, gloves, and safety shoes, to shield yourself from sparks, UV radiation, and heat. Always ensure your workspace has sufficient ventilation, as welding can emit potentially harmful fumes. Before making adjustments or loading the wire, turn off the welding equipment to prevent electrical shock. Regular maintenance of your welding machine will help prevent malfunctions and accidents, and the wire should be handled with gloves to avert potential injuries. A clean workspace, free of flammable materials and equipped with a ready fire extinguisher, is a must. After use, neatly roll back the stainless steel welding wire and store it in a dry environment to ensure its longevity and to prevent tripping hazards.



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


100 Metres (330 Feet), 200 Metres (660 Feet)