316l Medical/Marine Grade Stainless Steel Round Wire | 0.3mm (29 AWG) 312g Spool


The 0.3mm 316L medical/marine grade stainless steel round wire, with a 312g spool, is an ideal choice for diverse applications. This high-quality, corrosion-resistant wire is perfect for medical, marine, jewelry, mechanical, and electronic uses, offering strength and precision in a versatile 29 AWG thickness.

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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0.3mm 316L Stainless Steel Wire

The Crazy Wire Company are long established as Europe’s preferred suppliers of top quality 0.3mm SS316L wire. We have enormous stock levels at all times, as we use this wire to weave our marine grade woven mesh products.

The 0.3mm 316L medical/marine grade stainless steel round wire offers a versatile and high-quality solution for a wide range of applications. The 316L grade stainless steel used in this wire is known for its corrosion resistance and strength, making it an ideal choice for harsh environments. 0.3mm thick equals 29 AWG, offering a perfect balance between flexibility and robustness for intricate work. It weighs 312g and comes on a spool, which makes it easy to handle and store. Its biocompatibility makes it especially suitable for surgical tools and implants in medical applications.

Its saltwater corrosion resistance makes it ideal for rigging, lashing, and crafting marine-grade fittings in the marine industry. Besides being useful in the jewelry industry, this wire is also useful for creating durable pieces that are detailed. High tensile strength also makes it an excellent material for mechanical applications, including springs and wireforms. A 0.3mm stainless steel wire’s adaptability extends to electronics, in which it serves as a reliable component to create connections.

Specification of this product:

  • Diameter – 0.3mm (300 Micron – 29 AWG)
  • Spool Size – 312g (Approx. 450 Metres)

We also offer the SS316L grade as 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?

We do not only offer SS316L wire. We also have a huge range of KA1 and nichrome round wire in immediate stock too.

Ribbon wire and flat wire are stocked for immediate dispatch too.


FAQs About This Wire

How Does The 0.3mm Wire React To Chemical Exposure?

316L stainless steel wire that measures 0.3mm has outstanding resistance to a wide range of chemicals, due to its high-grade composition. Corrosion resistance is enhanced in this particular grade of stainless steel, especially in harsh chemical environments. The material is highly resistant to acids and alkalis, such as sulfuric, hydrochloric, and acetic acid, which makes it suitable for environments where such chemicals may be present.

Although 316L stainless steel is more resistant to chemical corrosion than many other steel grades, its resistance is not absolute. It is possible for the material to degrade over time if exposed to certain harsh chemicals, particularly at high temperatures. It is always advisable to consult technical data sheets and experts to ensure that the 0.3mm wire will meet the requirements of the particular application. In chemically active environments, regular maintenance and inspections are also recommended to extend the wire’s lifespan.

What Are The Main Applications Of 0.3mm Stainless Steel Wire?

  1. Medical Devices and Equipment: Its biocompatibility makes it suitable for surgical tools, implants, and orthodontic devices.
  2. Marine Applications: The corrosion resistance in saltwater environments makes it ideal for rigging, lashing, and other marine hardware.
  3. Jewelry Making: The wire’s aesthetic appeal and strength are perfect for crafting intricate jewelry designs.
  4. Mechanical and Industrial Uses: It’s used in springs, wireforms, and other components where durability and reliability are essential.
  5. Electronics and Electrical Applications: The wire serves in creating connections and components due to its conductive and durable nature.
  6. Art and Sculpture: Artists use it for creating detailed sculptures and wire art, thanks to its flexibility and strength.
  7. Automotive Industry: It’s employed in various automotive components for its resistance to heat and corrosion.
  8. Aerospace Applications: Used in the manufacturing of various components where precision and strength are critical.
  9. Construction and Architecture: For structural supports, cable railings, and decorative elements.
  10. Fishing and Aquaculture: For making fishing lines, nets, and cages, especially in marine environments.
  11. Textiles and Fabrics: In the production of specialised fabrics and reinforcing materials.
  12. Hobby and Craft Projects: Popular among hobbyists for model-making, DIY projects, and crafts.


The Crazy Wire Company is a leading UK based supplier of nichromefecral, 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 ‘Everything That You Need To Know About Wire  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.