Hexagonal Head Bolts DIN 933

DIN 933 specifies the dimensions for durable hexagon head bolts. These bolts are widely used in applications where a firm connection is required. They typically feature a hexagonal drive, which provides simple torque application with common tools. DIN 933 bolts are supplied in numerous sizes and types to meet a spectrum of engineering needs.

Frequent deployments for DIN 933 bolts include automotive assemblies, tools, and general engineering
These fasteners are celebrated for their strength and reliability under high loads
Adherence with DIN 933 standards ensures compatibility across multiple suppliers

Tapered Hex Head Screws DIN 931

DIN 931 specifies the technical requirements for countersunk hexagon head screws. These bolts are characterized by their hexagonal driving surfaces, which are designed to recess below the surface of the material when tightened. This design enables for a smooth and uniform finish, making them suitable for applications where aesthetics are important. DIN 931 screws are commonly applied in various industries, including automotive, aerospace, and electronics.

Applications of DIN 931 Screws:
Vehicle assembly
Electronics components mounting
Aviation hardware applications
Furniture

Hexagon Nuts DIN 934

Hexagon nuts, specified by the international standard DIN 934, are a widely used fastener. These nuts feature a six-sided hexagonal shape, providing enhanced DIN 933 grip and resistance to rotation compared to round nuts. They are typically made from steel, but can also be found in materials like stainless steel and brass and come in various sizes and thread pitches to accommodate different bolt diameters and applications. Hexagon nuts DIN 934 find application in a broad range of industries, including construction, automotive, aerospace, and manufacturing. They are essential components for securing bolts and studs in structures, machinery, and assemblies.

Forged from different materials
Available in a wide range of sizes
Provide secure and steadfast fastening

Tapered Washers DIN 6921

Tapered washers according to DIN 6921 are a variety of washer designed to be squashed between two surfaces. These washers, typically made from metal, feature a tapered profile which helps to distribute the load across a wider area, effectively reducing stress on the mating surfaces. This characteristic makes them particularly well-suited for applications where pressure needs to be transmitted.

Commonly used in applications involving fasteners, tapered washers DIN 6921 can help to prevent loosening and improve the overall durability of a joint.
Furthermore, they can also be used to make up for for slight misalignments between mating surfaces, ensuring a secure connection.

Specification Overview: DIN 933, DIN 931, DIN 934, and DIN 6921

This document provides a concise summary of the key requirements outlined in prominent German engineering directives: DIN 933, DIN 931, DIN 934, and DIN 6921. These codes are crucial for the fabrication of a variety of fasteners, ensuring consistent performance. The discussion will focus key parameters, including shaft type, material, and precision. A detailed understanding of these standards is indispensable for engineers, suppliers, and anyone involved in the assembly of mechanical structures.

DIN 933
DIN 931
DIN 934
DIN 6921

Engineering Standards for Fasteners: DIN 933, DIN 931, DIN 934, DIN 6921

Fasteners play a fundamental role in various engineering applications. To ensure the strength of these connections, regulated design and manufacturing processes are crucial. In this context, DIN standards provide rigorous guidelines for fasteners, ensuring consistent quality and performance.

This article delves into some key DIN standards for fasteners: DIN 933, DIN 931, DIN 934, and DIN 6921. Each standard encompasses specific dimensions for various types of fasteners, facilitating their compatibility and functionality within intended applications.

DIN 933 defines hexagonal head screws with a metric thread, widely used in general assembly and construction. DIN 931 outlines slotted roundhead screws, commonly employed for less demanding applications where a low-profile fastening solution is required.

DIN 934 specifies hex cap screws with a fine thread pitch, often utilized in precision engineering and machinery requiring high torque transmission. Lastly, DIN 6921 defines hexagon nuts for use with metric threads, providing a secure clamping mechanism.

Understanding these DIN standards is essential for engineers and designers to select the appropriate fasteners for their specific applications, ensuring safe, reliable, and efficient installations.