0.25mm (30 AWG) – SS316 Marine Grade Wire Stainless Steel


The SS316 marine grade wire, at 0.25mm (30 AWG), is a robust and corrosion-resistant stainless steel ideal for marine, industrial, and architectural applications. Its flexibility and strength make it suitable for intricate designs in art and craft projects, ensuring durability and aesthetic appeal across various uses.

Please Feel Free To Contact Our Team If You Have Any Questions At All. We Are Always Keen To Help In Any Way We Can.

✔ Huge Range Available

✔ Produced In Warrington, UK

✔ Shipped Within 24 Hours

✔ 30 Day Returns Accepted

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SS316 Marine Grade Wire

The Crazy Wire Company are long established as Europe’s preferred suppliers of top quality SS316 marine grade wire. We have enormous stock levels at all times, as we use this wire to weave our marine grade woven mesh products.

The SS316 marine grade wire, with a diameter of 0.25mm (30 AWG), is a versatile stainless steel product renowned for its corrosion resistance and durability. Marine environments are ideal for using this material, as it can withstand saltwater exposure. This makes it ideal for shipbuilding, docks, and rigging. The fine gauge and flexibility of this material also make it a good choice for architectural uses such as balustrades and decorative elements, where both strength and aesthetics are important. This material is highly regarded for its tensile strength and temperature resistance, making it useful for machinery and automobile parts. Furthermore, the tarnish resistance and fine detailing capabilities of this wire make it popular for art and craft projects, including jewelry making. A dependable and high-quality choice for various projects, SS316 wire is widely suitable for marine, industrial, architectural, and artistic applications.

The details of this product are as follows:

  • Diameter – 0.25mm (250 Micron – 30AWG)
  • Ohms/ft – 15.71
  • Iron (Fe): 66.5% to 74%
  • Chromium (Cr): 16% to 18%
  • Nickel (Ni): 10% to 14%
  • Molybdenum (Mo): 2% to 3%
  • Manganese (Mn): 2% max
  • Silicon (Si): 1% max
  • Carbon (C): 0.08% max
  • Sulfur (S): 0.03% max
  • Phosphorus (P): 0.045% max

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 MIG Weld 316 Stainless Steel Wire?

Yes, you can MIG weld 316 stainless steel wire. 316 stainless steel is a commonly used stainless steel for welding and is often used in the food and chemical industries due to its resistance to corrosion. MIG welding is a commonly used welding process for welding stainless steel and is often used for welding thin gauge material. This makes it well suited for welding 316 stainless steel wire. However, it is important to use a proper filler metal and shielding gas when welding 316 stainless steel to ensure that the weld is strong and free of defects.

How Do I Harden Stainless Steel Wire?

Hardening of stainless steel wire is typically achieved through a process called work hardening or cold working. This is done by subjecting the wire to high stress, which causes the metal to deform and increase its strength. There are several methods for hardening stainless steel wire, including:

  1. Drawing: The wire is pulled through a die, which reduces its diameter and increases its strength.
  2. Cold rolling: The wire is passed through a set of rolls under high pressure, which deforms the metal and increases its strength.
  3. Bending: The wire is bent back and forth several times, which causes the metal to deform and increase its strength.
  4. Swaging: The wire is compressed using a swaging tool, which deforms the metal and increases its strength.

Can I Straighten Stainless Steel Wire?

Yes, you can straighten stainless steel wire. Straightening stainless steel wire is a common process used to improve the dimensional accuracy and surface finish of the wire. There are several methods for straightening stainless steel wire, including:

  1. Draw bench straightening: The wire is pulled through a die, which straightens it as it is reduced in diameter.
  2. Roll straightening: The wire is passed through a set of rolls, which straighten it as it is compressed.
  3. Bending: The wire is bent back and forth several times, which can help to straighten it.
  4. Hammering: The wire is struck with a hammer, which can help to straighten it.

The method used for straightening stainless steel wire will depend on the specific requirements of the wire, including its diameter, length, and required level of straightness. It is important to carefully control the straightening process to ensure that the wire does not become overstressed, which can cause it to become brittle and break.

Does Stainless Steel Wire Conduct Heat?

Yes, stainless steel wire does conduct heat, although its thermal conductivity is lower than that of many other metals. Thermal conductivity is a measure of a material’s ability to conduct heat and is dependent on several factors, including the composition of the material and its temperature.

Stainless steel is a type of steel that contains chromium, which gives it its corrosion resistance and also affects its thermal conductivity. In general, the thermal conductivity of stainless steel is lower than that of many other metals, such as copper and aluminium. However, the exact thermal conductivity of a specific type of stainless steel will depend on its composition and temperature.

It is important to note that the thermal conductivity of stainless steel wire is not constant, but can vary with temperature. As the temperature of the wire increases, its thermal conductivity may also increase, which can affect its ability to conduct heat.


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), 100 Metres (330 Feet), 150 Metres (495 Feet), 200 Metres (660 Feet)


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