DIN7991 Contersunk Hex Socket Screw

Specifications for DIN7991 Contersunk Hex Socket Screw

DIN 7991 countersunk socket head screws:
Characteristics
● Head Shape: It features a 90-degree countersunk head, which allows the screw to be flush with the surface of the workpiece after installation, providing a neat and smooth appearance.
● Drive Type: Equipped with an internal hexagonal socket, it requires an Allen key for operation. This design enables efficient torque transmission and reduces the risk of slippage during tightening and loosening.
● Thread Structure: Typically has a precise metric thread, which ensures reliable fastening and good compatibility with corresponding nuts and threaded holes.
● Material Properties: Usually made of high-quality steel, stainless steel or alloy materials, offering excellent strength, hardness and corrosion resistance to meet different application requirements.
● Dimensional Specifications: Available in a wide range of diameters, lengths and thread pitches to suit various assembly needs.

Uses

● Mechanical Manufacturing: Widely used in the assembly of mechanical equipment such as engines and machine tools to connect various components and ensure the stability and reliability of the mechanical structure.
● Electrical and Electronic Industry: Used in the production and maintenance of electrical and electronic products, such as in the assembly of circuit boards and electronic enclosures, to provide secure fastening while maintaining a neat appearance.
● Automotive Industry: Applied in the manufacturing of automobiles, including the assembly of the body, engine and chassis components, contributing to the overall structural integrity and aesthetics of the vehicle.
● Furniture Manufacturing: In the production of furniture, it is used to connect wooden or metal parts, enhancing the stability of the furniture and giving it a smooth and clean look.
● Construction and Decoration: Used in construction projects for tasks like fixing decorative panels and assembling lightweight steel structures, helping to achieve a flat and tidy surface finish.

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