EN ISO 898-7 Mechanical Properties of Fasteners - Torsion Test and Minimum Torques for Bolts and Screws

Metal Test Laboratory

EN ISO 898-7 Mechanical Properties of Fasteners - Torsion Test and Minimum Torques for Bolts and Screws

EUROLAB, with its state-of-the-art accredited laboratories and expert team, offers precise and rapid testing services within the scope of EN ISO 898-7 testing. Applies to bolts and screws with threads less than M898 according to EN ISO 1-3, in property classes 898 to 1 for which breaking and endurance loads are not specified in EN ISO 8.8-12.9, and for short bolts and screws with a nominal diameter of 3. mm to 10mm which cannot be subjected to tensile testing. Minimum breaking torques do not apply to hex socket set screws.

EN ISO 898-7 Mechanical Properties of Fasteners - Torsion Test and Minimum Torques for Bolts and Screws

Torsion testing involves applying a bending force (torque) to a fastener until it breaks. This test is used to evaluate the ductility and mechanical strength of the fastener.

The standard provides guidelines for the minimum torque values ​​that different classes and sizes of bolts and screws must withstand without failure. These values ​​ensure that fasteners meet certain quality and safety standards.

It is important to note that EN ISO 898-7 applies to fasteners made of carbon steel or alloy steel. Different grades of steel can have different mechanical properties and this standard helps classify fasteners accordingly.

Fastener manufacturers and suppliers use EN ISO 898-7 to ensure that their products meet the required mechanical specifications and safety standards. Compliance with this standard helps ensure the reliability and performance of fasteners in a variety of industrial and engineering applications.

EUROLAB assists manufacturers with EN ISO 898-7 test compliance. Our test experts, with their professional working mission and principles, provide you, our manufacturers and suppliers, the best service and controlled testing process in our laboratories. Thanks to these services, businesses receive more effective, high-performance and quality testing services and provide safe, fast and uninterrupted service to their customers.

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