ASME · ANSI / ASME B18.2.5M

ANSI/ASME B18.2.5M Standard: Metric 12-Point Flange Screws

Technical specifications and scope of the ASME B18.2.5M standard

This international standard regulates the geometric parameters, dimensional tolerances, and technical requirements for metric 12-point flange screws designed for use in high-load flange connections. Products conforming to this standard are recognized by the American National Standards Institute (ANSI) and are widely used in critical engineering assemblies.

EV Group China engineers note: the presence of sizes in the standard specifications does not guarantee their constant availability in stock. When designing assemblies using these fasteners, it is recommended to check the availability of specific versions with EV Group China technical specialists in advance to optimize supply chains.