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316 Marine Grade Stainless Steel Screws

316 Marine Grade Stainless Steel Wood Screws for All General Construction, Woodwork & Decking

  • General purpose wood screws suitable for docks, jetties, decking, fencing and all highly corrosive outdoor, coastal and wet area applications.
  • Extremely high corrosion resistance prevents rusting and ugly stains on your beautiful timber projects.
  • Star drive (TORX) head prevents cam-out, preserving the screw and prolonging driver life.
  • Stainless steel screws can be safely used in all hardwoods and softwoods, including redwood, cedar and pressure treated timber.
  • For best results, we recommend pre-drilling in all applications, especially in dense timber and hardwoods. When driving, use correct torque settings so as not to over tighten the screws.

3 Inch Available in 100, 350 and 1500 Packs.

Designed in close collaboration with carpenters in the field, these top-quality screws are manufactured according to our specifications by our supplier in Taiwan.

When it comes to construction and outdoor projects, using the right materials is crucial for long-lasting results. One such material is 316 marine grade stainless steel, known for its exceptional durability and resistance to corrosion. In this comprehensive guide, we will explore the properties, benefits, applications, and installation techniques of 316 marine grade stainless steel screws. Additionally, we will delve into the different types of screws available and why Eagle Claw Fasteners is the brand of choice for quality marine grade screws.

Pile of stainless steel all purpose wood screws on red background

Benefits of 316 Marine Grade Stainless Steel Deck Screws

To understand the superiority of 316 marine grade stainless steel, it's essential to examine its properties. This alloy contains chromium, molybdenum, and nickel, which contribute to its exceptional corrosion resistance, even in harsh environments. Its non-reactive nature makes it ideal for various applications, including those exposed to moisture, saltwater, and chemicals. Furthermore, 316 stainless steel exhibits high tensile strength, excellent formability, and heat resistance.

Decking screws - stainless steel

Benefits of 316 Marine Grade Stainless Steel Deck Screws

Utilizing the 316 marine grade stainless steel deck screws for sale in our online store offers numerous benefits. Firstly, they provide superior corrosion resistance, ensuring the longevity and structural integrity of the project. These screws are also highly durable, withstanding extreme temperatures and adverse weather conditions. Additionally, they offer excellent strength and load-bearing capabilities, providing reliable fastening for various applications. Furthermore, 316 marine grade stainless steel screws are aesthetically pleasing, thanks to their polished finish and sleek appearance.

316 grade stainless steel deck screws - for decks and docks

Marine Grade Stainless Steel Applications

316 marine grade stainless steel screws are recommended for a wide range of applications, particularly those involving exposure to moisture, humidity, or saltwater environments. These include coastal construction, marine projects, docks, boardwalks, outdoor decking, and pool areas. Due to their exceptional corrosion resistance properties, they are also commonly used in industries such as marine, chemical, and food processing.

Marine grade stainless steel fasteners

Different Types of Marine Grade Stainless Steel Screws

In the realm of marine grade stainless steel screws, various types cater to specific requirements. Common screw shapes include flat head, pan head, oval head, and hex head. Each shape offers distinct advantages, such as enhanced aesthetics, flush mounting, or increased torque transfer. It is crucial to select the appropriate screw type based on the specific application and desired outcome.

Why Choose Eagle Claw Fasteners?

Eagle Claw Fasteners is renowned for delivering top-quality 316 marine grade screws for sale at competitive prices. Their product line offers a range of sizes to meet various project needs. The screws are precisely engineered from 316 marine grade stainless steel, ensuring exceptional corrosion resistance and durability. Eagle Claw Fasteners' screws boast an innovative thread, tip and head design that provides excellent grip, easy driving and accurate countersinking. The Torx drive is one of the best available today, allowing for maximum torque while minimize stripping and camming of the screw head. When choosing Eagle Claw Fasteners, you can trust in the brand's commitment to quality, reliability, and customer satisfaction. You might be interested in our 316 grade structural steel fasteners and 304 grade stainless steel wood screws.

Choosing the Best 316 Marine Grade Stainless Steel Screw

To select the optimal 316 marine grade stainless steel screw for your project, several factors should be considered. These include the application requirements, environmental conditions, load-bearing capacity, aesthetic preferences, and compatibility with the materials being fastened. It is essential to consult the manufacturer's guidelines and seek expert advice to ensure the right choice for each specific use.

How to Install 316 Marine Grade Deck Screws?

Proper installation techniques are crucial for achieving secure and durable results. Here is a step-by-step guide to installing 316 marine grade deck screws:

Choose the appropriate screw size and type based on your project requirements.

Select the Right Tools: Use a screwdriver or drill with adjustable torque settings to prevent overtightening and damage to the screws or materials.

Consider using a countersink bit to create a recessed hole for a flush screw head.

An impact driver is an invaluable tool, and we recommend using one if possible.

Remember, always buy the best tools you can afford!

In most cases, pre-drilling is recommended to prevent wood splitting, especially on the ends of the planks.

There are two aspects to consider in the pre-drilling process:  The clearance hole, and the pilot hole.

The clearance hole should only be drilled through the component which the head of the screw will tighten against, and the diameter is to be slightly larger than the screw's thread diameter.

If screwing into softwood such as Pine, generally it is not necessary to drill a pilot hole for the thread.

Inspect the installation: Check that all screws are flush with the material's surface and securely fastened.

Stainless steel screws in hardwood decking planks

How to Protect 316 Marine Grade Screws

316 marine grade stainless steel screws are highly resistant to corrosion and require no maintenance as such.

Over time they will lose their original shininess and turn a grayer color. This is normal.
Keep structures clean and timber sealed against the elements, and you can expect a long and trouble free lifespan.

316 marine grade stainless steel screws provide unmatched durability and corrosion resistance for various construction and outdoor projects. Understanding their properties, benefits, applications, and installation techniques is essential for making informed decisions. By choosing high-quality marine grade screws, such as those offered by Eagle Claw Fasteners, and following proper installation and maintenance practices, you can ensure long-lasting and reliable results in any project.


What are marine grade stainless steel screws?

Marine grade stainless steel screws, such as those made from 316 stainless steel, are specifically designed for applications exposed to moisture, saltwater, and other corrosive elements. They offer superior resistance to corrosion and are widely used in marine and coastal environments.

Will stainless steel 316 rust?

No, stainless steel 316 is highly resistant to rust and corrosion, making it an ideal choice for applications in challenging environments.

How does 316 stainless steel compare to other grades of stainless steel in terms of corrosion resistance?

Compared to other stainless steel grades, 316 stainless steel exhibits superior corrosion resistance due it containing a minimum of 2.0% Molybdenum and a slightly higher Nickel content. Mo is expensive, hence the fact that 316 is generally more expensive than the other grades.

Can 316 stainless steel screws be used in saltwater environments?

Yes, 316 stainless steel screws are specifically designed for saltwater environments and offer excellent resistance to corrosion caused by saltwater exposure.