Home » Shop » M2 A2 Grade Allen Key Socket Cap Screw
£1.99 – £4.49 inc VAT
Are you in the market for a durable and reliable fastener? Look no further than the DIN 912 standard Allen key socket cap screw. With its round shape, Allen key drive style, and M2 thread diameter, this screw is the perfect solution for any project that requires a secure and sturdy hold. Plus, with various available screw lengths and made from stainless steel grade 304 (A2), you can trust that these cap screws will withstand the test of time. Don’t settle for anything less than the best when it comes to your fastening needs – choose the DIN 912 Allen key socket cap screw.
Top quality stainless Allen key socket cap screw bolts supplied straight from Warrington, UK.
As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.
We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.
Speciality Metals’ M2 A2 Grade Allen Key Socket Cap Screw is an excellent choice for those looking for a durable, versatile and low maintenance fastening solution. This cap screw features hygienic properties, corrosion resistance and a secure hold thanks to its 304 stainless steel construction. Long-lasting fasteners with excellent properties are perfect for a wide range of applications. Plus, you’ll appreciate the minimal upkeep required to keep these screws in top-notch condition. You can rely on Speciality Metals’ M2 A2 Grade Allen Key Socket Cap Screws for fastening solutions in your home, business or industrial environment.
We also offer washers that will compliment our range of screws and bolts perfectly.
Key product details:
Speciality Metals is known to be the United Kingdom’s best up-and-coming small-quantity metal company.
Furthermore we stock a vast range of plain wire mesh and perforated metal options that compliment our sheet metal range perfectly.
Over 50,000 customers of Specialty Metals are provided with fast, friendly customer service every year. We’re the place to try when you need metal of any shape and size. We’re based in Warrington, UK. We pride ourselves on our rapid turnaround and a large range of options.
Types 316 and 316L are commonly used for marine applications because they have high corrosion resistance. However, grade 304 stainless steel is a commonly used material for various applications due to its good corrosion resistance, strength and affordability compared to other grades of stainless steel.
Here are some considerations if you plan to use 304-grade stainless steel Allen key socket cap screws in marine environments:
Corrosion Resistance: 304 stainless steel is more susceptible to pitting and crevice corrosion in saline environments than 316-grade stainless steel. If your application is near or submerged in saltwater, regular inspection and maintenance will be particularly important.
Galvanic Corrosion: Like with other grades, if 304 stainless steel comes into contact with a dissimilar metal, there could be a risk of galvanic corrosion. This is of particular concern in marine applications where saltwater can act as an electrolyte, accelerating the corrosion process.
Environmental Conditions: If the screws will be exposed to other corrosive elements, such as industrial pollutants or chemicals, you’ll need to take this into account. The presence of other corrosive agents can exacerbate the rate of corrosion.
Mechanical Properties: While 304-grade stainless steel offers reasonable mechanical strength, you should confirm that it meets the load-bearing requirements of your specific application, especially if the screws will be used in structural components.
Maintenance: As with all materials, regular inspection and maintenance are crucial. This is particularly important if you opt for a less corrosion-resistant material like 304-grade stainless steel.
Quality: Ensure that the screws you are using meet recognised quality and safety standards. Low-quality material or manufacturing can result in premature failure, even if the material is theoretically appropriate for the application.
Coatings: Some 304 stainless steel screws may come with additional coatings that can provide extra corrosion resistance. However, these coatings can also degrade over time, so they aren’t a substitute for choosing a more appropriate grade of stainless steel if long-term corrosion resistance is a concern.
Using 304-grade stainless steel Allen key socket cap screws in applications involving electrical components is generally acceptable, but there are considerations you should be aware of:
Stainless steel is generally a poor conductor of electricity compared to metals like copper or aluminum. If electrical conductivity is a crucial factor in your application, stainless steel might not be the best choice. This would particularly be the case in grounding applications where you want low resistance.
The 304 grade offers reasonable corrosion resistance, which is beneficial if the electrical components are in a harsh environment where corrosion could impact the integrity of the electrical connections. However, the 304 grade is not as corrosion-resistant as 316 or 316L, especially in marine or chemically harsh environments.
If the stainless steel screws will be in contact with other metals, especially in the presence of an electrolyte (like water), there is the risk of galvanic corrosion. This type of corrosion can be accelerated in electrical applications if there is a current passing through the dissimilar metals. Use caution and consider isolating the different metals from each other using non-conductive washers or other means if galvanic corrosion is a concern.
Stainless steel, including the 304 grade, has good mechanical properties that make it suitable for securing electrical components. Just make sure that the screws meet the mechanical requirements for your specific application.
Electromagnetic Interference (EMI)
Stainless steel is generally non-magnetic in its commonly-used austenitic forms (including 304 and 316). However, any metal structure around electrical components could potentially interact with electromagnetic fields, so consider whether EMI is a factor in your application.
Standards and Codes
For electrical applications, it’s crucial to adhere to the relevant electrical codes and standards, which may specify types of materials to be used and under what conditions.
Stainless steel Allen key bolt cap screws can be suitable for use in food and beverage processing applications, but several factors need consideration. The type of stainless steel is crucial; 316 and 316L grades are generally more appropriate due to their enhanced corrosion resistance, although 304 grade is also commonly used. It’s essential to comply with regulations such as those set by the FDA and possibly other standards like NSF International to ensure the material is food-safe. The design and maintenance of the screws should prioritise hygienic conditions to prevent food particle accumulation and bacterial growth. Additionally, be cautious about the cleaning agents used in the processing environment, as some may be corrosive and could affect even corrosion-resistant materials like stainless steel. Always consult experts familiar with food and beverage applications to ensure you’re making the most appropriate material and design choices.
Stainless steel Allen key bolt cap screws can be used in medical equipment and devices, but their suitability hinges on several factors. The grade of stainless steel is critical, with 316L often preferred in medical settings for its biocompatibility and excellent corrosion resistance. Regulatory compliance is another crucial aspect; materials and fasteners used in medical devices must meet stringent standards, such as those outlined by the FDA or the equivalent agencies in other countries, to ensure biocompatibility and safety. The design of the screws should also minimise crevices or rough surfaces where bacteria could harbor, as cleanliness and sterilisation are vital in medical environments. Additionally, the mechanical properties of the screws must meet the specific requirements of the medical device or equipment in question. As always in medical applications, consult experts and adhere to relevant standards and regulations to ensure the utmost safety and efficacy.
Check out our recent article ‘How to Use Allen Key Bolt Cap Screws in Furniture Assembly‘ for a deeper dive into allen key screws. 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.
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