Premium custom bolt supplier: Choose JM Hardware®, your reliable screw manufacturer, and let us provide the perfect fastening solutions for all your projects. Contact us today to learn more about our products and customization capabilities! Specialty Screws: Custom-designed screws for unique applications, including security screws, pocket hole screws, and more. Washers are used to provide protection for materials at a join and to provide secure seals. We offer standard washers in steel alloys, carbon steel, stainless steel alloys, Hastalloy®, Inconel®, Incoloy®, Monel®, silicon bronze, titanium, brass and nickel as well as rare and exotic materials for specialty applications. Yellow zinc, Xylan®, Cadmium, hot dipped galvanized plating and specialty coatings are offered for custom coating and finishing. Our staff will work with you to select the washer and material that will meet your requirements. Discover many more information on screw manufacturer.

JM is capable of manufacturing many kinds of standard fasteners and custom hardware parts with different crafts, such as non-standard cold heading fasteners, non-standard hot forging fasteners, stamping parts, machining parts, etc. JM has exported its hardware parts to over 70 countries around the world. We will make unremitting efforts to provide customized hardware parts with high quality and reasonable prices for our customers. We have provided OEM/ODM manufacturing service for 16 years. No matter what your requirements are, our extensive know-how and experience assure you a satisfactory result. We put our most effort to offer good quality, satisfied service, competitive price, timely delivery to our valued customers.

Socket screws, also known as Allen screws or socket head cap screws, feature a cylindrical head with a recessed hexagonal socket. They are tightened or loosened using a hex key or Allen wrench, providing high torque capability and a clean, finished appearance. Socket screws are commonly used in machinery, equipment, and furniture assembly. Security screws, also known as tamper-resistant or tamper-proof screws, feature special drive heads designed to deter tampering and unauthorized removal. They come in various configurations, including pin-in-hex, Torx, tri-wing, and one-way heads, making them difficult to remove without specialized tools. Security screws are used in applications requiring enhanced security, such as public infrastructure, electronic devices, and high-security facilities.

We’ve explored the five basic automotive fasteners types – screws, nuts and bolts, washers, rivets, and anchors – each with its unique characteristics and applications. Remember, selecting the right fastener is crucial for ensuring the success of any project, whether it’s a simple DIY task or a complex industrial assembly. Need high-quality fasteners for your next project? Check out our wide selection of custom fasteners at JM Hardware. We offer a variety of screws, nuts, bolts, washers, rivets, and anchors to meet your specific needs. Got questions? Our team of experts is always ready to help you find the perfect fastener for the job. Contact us today.

Chromate conversion coating is a type of treatment that is often used for screws made of aluminum, zinc, or magnesium alloys. It provides a clear or iridescent finish that improves corrosion resistance and gives the screw a more refined, shiny appearance. This finish is commonly used in the aerospace industry and for electronic components. Recommendation for Clients: If the client requires a high-performance screw with a professional, high-end finish, chromate conversion coating is a great choice. However, this process is typically more expensive than zinc plating, so it should be used for specialized, high-end applications. Discover extra information on https://www.jm-fastener.com/.

Uniform Load Distribution: The use of a washer with a bolt helps to distribute the load evenly across the surface of the material. This uniform distribution reduces the stress concentration at any single point, preventing damage and extending the lifespan of the assembly. In contrast, screws can create high-stress points that may lead to material fatigue and failure over time. Versatility in Materials and Sizes: Bolts are available in a wide range of materials and sizes, making them suitable for diverse applications. They can be made from steel, stainless steel, brass, titanium, and other materials, each offering specific benefits such as corrosion resistance, high strength, or lightweight properties. The availability of different sizes allows for precise matching with the requirements of the application.

Automotive Industry (240–500 Hours): Automotive fasteners used in automobiles, particularly in parts exposed to weather, moisture, and road salt, require 240 to 500-hour salt spray tests. These fasteners are often coated with protective layers, such as zinc plating, to prevent corrosion and maintain their integrity. Corrosion resistance is crucial for automotive safety components, such as suspension bolts, brake systems, and body parts. Aerospace Industry (500–1000 Hours): Aerospace fasteners, which are used in aircraft, helicopters, and spacecraft, are subject to harsh conditions, including high altitudes, humidity, and temperature extremes. As such, these fasteners typically undergo 500 to 1000-hour salt spray tests to ensure their reliability in demanding environments. Aerospace fasteners are often made of high-strength alloys and are coated with special corrosion-resistant materials to ensure their performance over extended periods.