DIN 931 refers to a specific standard established by the Deutsches Institut für Normung (DIN), which outlines the specifications for hexagon head bolts with a partially threaded shank. This standard is crucial in ensuring that the bolts meet certain mechanical and dimensional requirements, thereby guaranteeing their reliability and performance in various applications. The DIN 931 standard covers aspects such as the material composition, tensile strength, and the dimensions of the bolts, which are essential for their proper functioning in construction, machinery, and other engineering fields. Adhering to this standard helps manufacturers produce high-quality fasteners that can withstand the stresses and strains encountered in practical use.

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