DIN7991 ISO10642 M3-M16 Hex Socket Countersunk Flat Head Screws SUS304 Carbon Steel 10B21/10B28/35K Aolly Steel SCM435

Characteristics:

1. Head Design: These screws feature a hex socket countersunk head, allowing installation and removal using a hex key, providing easier maneuverability.
2. Material and Hardness: They are often made of high-strength materials like alloy steel, ensuring excellent mechanical properties and durability. Their high hardness rating allows them to withstand significant loads.
3. Surface Treatment: The screw surfaces usually undergo special treatments, such as blackening, to enhance corrosion resistance and aesthetics.
4. Standardized Production: These screws typically follow international standards (e.g., DIN, JIS), ensuring quality consistency and interchangeability.
5. Variety of Sizes: Available in a range of sizes and specifications to suit different applications.

Advantages:

1. Ease of Operation: The hex socket countersunk head design facilitates easy installation and removal, improving work efficiency.
2. High Strength: Thanks to high-strength materials and specific heat treatment processes, these screws can withstand considerable tensile and shear forces.
3. Good Corrosion Resistance: The specially treated surface offers excellent resistance to corrosion, extending the screws' lifespan.
4. Wide Applicability: Standardized production and a variety of sizes make these screws suitable for various machinery and product structures.

Applications:

1. Mechanical Engineering: Widely used in machinery to connect and secure various components, ensuring stability and reliability.
2. Automobile Manufacturing: In the automotive industry, these screws are employed to connect critical parts like the car body and engine.
3. Electronic Equipment: Used to fasten circuit boards, heatsinks, and other essential components in electronic devices.
4. Construction Industry: Applied in connecting steel structures, fixing equipment, and other architectural elements.
5. Aerospace: Due to their high strength and reliability, these screws are extensively used in aerospace, securing crucial parts of aircraft and spacecraft.

Jiangsu Ying Yan Fastening System Technology Co. Ltd was founded in 2002. It is located in Wujiang Fenhu High-tech Industrial Development Zone, Suzhou City. It has a superior geographical location and convenient transportation. It is a professional fastener manufacturer integrating R&D, production and sales manufacturer. The company has established a complete quality management system, invested heavily in the establishment of R&D technology centers, introduced high-tech talents, and used the ERP system for efficient and orderly management. The company has been adhering to the principle of mutual benefit and win-win cooperation with customers from different industries for many years. The value and significance of an enterprise do not lie in the so-called success for a while, but in the ability to create more social value and assume social responsibility while continuously creating economic value.

In the 24 years of development, Jiangsu Ying Yan Fastening System Technology Co. Ltd has always adhered to the development concept of "creating excellent quality with the heart of a craftsman", and also adhered to the operating principle of "innovation, quality, service, gratitude" to absorb New ideas, strict quality control, all-round service for the purpose. With the continuous development and growth of the company, we will continue to pursue the above concepts, principles and purposes, use the wisdom created by ingenuity to create fastener products, provide competitive industrial product solution services, and continue to create the greatest value for customers. Value, become the ultimate choice for end customers.

Persevere in building Yingyan fastening system technology into a benchmark enterprise in the domestic and foreign fastener industry, and write the industry legend of domestic fastener products!