M16 (16mm) A2 Stainless Steel Domed Nut

M16 Stainless Domed Nut

This top quality stainless domed nut is supplied straight from Warrington, UK.

Speciality Metals makes top-of-the-line fastening systems, such as its M16 (16mm) A2 Stainless Steel Domed Nut. Domed nuts made from stainless steel 304 boast an impressive level of durability, making them a reliable choice for a variety of applications. In addition, its versatility and low maintenance requirements make it an attractive choice for those looking for a long-lasting fastening solution. In harsh environments, the corrosion-resistant design ensures the nut remains intact, providing peace of mind for workers. This domed nut is a fantastic choice for those looking for a long-lasting, reliable and secure fastener.

Standard nuts are not as aesthetically pleasing as dome nuts.

Key product details:

• Standard – DIN 1587
• Fasteners Type – Dome Nut
• Thread Diameter – M16
• Pitch – 2mm
• Spanner Size – 24mm
• Metal – Stainless steel grade 304 (A2)

Speciality Metals are the best suppliers for you because:

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Speciality Metals is a trusted UK based distributor of fasteners, sheet metal, flat bar and round tube. We specialise in rapid delivery to any location around the country. Our team of experienced, friendly staff are at hand at all times to process your order.

FAQs About This Product

Are Dome Caps Fire-Resistant?

Stainless steel dome caps, like dome nuts, are generally considered to have good resistance to heat and are non-combustible, but they are not inherently “fire-resistant” in the way that some specialised fire-retardant materials are. The term “fire-resistant” usually refers to the ability of a material to withstand fire or high temperatures for an extended period without losing structural integrity. While stainless steel won’t catch fire and has a melting point that is much higher than typical fire temperatures, it can conduct heat. This means that while the dome caps themselves may not be damaged, they could potentially conduct heat to other parts of a system that are less resistant to high temperatures. Therefore, while stainless steel dome caps may be suitable for some high-temperature applications, they should not be solely relied upon as a fire-resistant component unless they are part of a system designed for such safety, and they have been tested and certified for that specific fire-resistant application. Always consult with professionals or the local building codes for your specific needs.

Are Dome Nuts Tamper-Proof?

Dome nuts are not inherently tamper-proof. Their primary function is to provide a more aesthetically pleasing finish and to protect the threads or the end of a bolt from environmental factors. However, the rounded dome shape can make it slightly more difficult to grip the nut with pliers or other tools, providing a very basic level of tamper-resistance.

For applications where tamper-resistance is a primary concern, specialised types of nuts and bolts designed to be tamper-resistant or tamper-proof should be considered. These may include nuts with a unique internal drive shape that requires a specialised tool for installation and removal, or one-way nuts that can be tightened but not easily removed.

If tamper-resistance is a requirement for your application, it’s important to consult the manufacturer for nuts specifically designed for that purpose.

Are These Dome Caps Eco-Friendly?

Stainless steel dome caps are generally not considered eco-friendly in the sense that they are not biodegradable or derived from renewable resources. However, stainless steel is highly durable and long-lasting, which means that products made from it often have a long lifecycle. This can be viewed as an eco-friendly attribute as it minimises the frequency of replacement and reduces waste over time.

Additionally, stainless steel is highly recyclable, with the ability to maintain its properties through multiple cycles of re-melting and re-fabrication. According to some estimates, up to 60-80% of stainless steel is recycled at the end of its life, reducing the need for new raw materials and energy for production.

If being eco-friendly is a significant concern for your application, you may want to consider sourcing your stainless steel dome caps from manufacturers who use recycled material or who are certified as following environmentally-friendly manufacturing practices. While the material itself may not be eco-friendly in the strictest sense, responsible sourcing and recycling can mitigate some of the environmental impact.

Can Dome Nuts be Used for DIY Projects?

Yes, dome nuts can certainly be used for DIY (Do-It-Yourself) projects. They are popular choices for such endeavors due to their aesthetic appeal, as they provide a clean and finished look to any bolted connection. Additionally, the domed end helps protect against sharp edges, making them safer to handle, which is often an important consideration in DIY projects.

Stainless steel 304 dome nuts are also corrosion-resistant, making them suitable for both indoor and outdoor projects. Their sturdiness and long lifespan mean that they can be used in a variety of applications, from furniture and home improvements to garden structures and automotive projects.

When using dome nuts for DIY projects, it’s essential to ensure that they are the correct size and thread type for the bolts you are using. It’s also advisable to have the appropriate tools on hand for tightening them securely. A basic wrench set or adjustable wrench is usually sufficient for installing dome nuts.

Whether you’re an experienced DIYer or a beginner, dome nuts offer a combination of functionality and aesthetic appeal that can enhance a wide range of projects.

What Disadvantages Are There of Using Dome Nuts? 

1. Cost: Dome nuts are generally more expensive than regular hex nuts due to their specialised shape and finishing.

2. Limited Gripping Surface: The dome shape means that there is less surface area to grip with a wrench, making them less suitable for applications requiring high torque.

3. Not Locking: Standard dome nuts don’t have a locking feature like nylon-insert or jam nuts, so they can potentially loosen under vibration unless used with a secondary locking system such as a lock washer or thread locker.

4. Corrosion Potential: While stainless steel offers good corrosion resistance, it is not immune to all types of corrosive environments. For instance, stainless steel 304 may not be suitable for highly acidic or saline conditions, and for those situations, a higher-grade stainless steel like 316 might be needed.

5. Weight: Stainless steel is heavier than other materials like aluminum, so if weight is a crucial factor, dome nuts may not be the best choice.

6. Galvanic Corrosion: When used with dissimilar metals, there’s a risk of galvanic corrosion. This can be mitigated through isolating materials or coatings, but it’s an additional consideration.

7. Heat Conductivity: Stainless steel is not a good conductor of heat. While this can be an advantage in some settings, it can be a disadvantage in applications where efficient heat dissipation is required.

8. Limited High-Temperature Use: While stainless steel can withstand higher temperatures than some materials, it may not be suitable for extreme high-temperature applications. Mechanical properties like tensile strength can be compromised at elevated temperatures.

9. Tool Requirements: Specialised tools may be required for proper installation or removal, especially in restricted or difficult-to-reach spaces.

10. Aesthetic Limitations: While the dome provides a cleaner appearance, it might not be compatible with all aesthetic requirements or design specifications.

Check out our blogs discussing A2 stainless steel dome nuts. It will prove a useful read to help you to make an informed decision on which material would work best for you. 

We are also very proud of our ever expanding YouTube channel. 

Our goal for our blogs, videos and help guides is to answer as many questions as possible to help to explain the possibilities of mesh to our customers.  Contact us today if you have any questions at all. We are always really keen to help in any way that we can.

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