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ASME B18.13.1M

Screw and Washer Assemblies: SEMS (Metric Series)

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Organization: ASME
Publication Date: 21 October 2011
Status: active
Page Count: 36
scope:

This Standard covers the general, dimensional, material, and mechanical requirements for metric throughhardened (property classes 8.8, 9.8, and 10.9) machine screws and case-hardened tapping screws from 5 mm to 12 mm captivated washer assemblies (SEMS). The covered washer types are helical, plain, conical, and toothed.

This Standard describes two different methods of SEMS manufacturing. It also covers standard and modified hardness requirements for machine screw SEMS.

The inclusion of dimensional data in this Standard is not intended to imply that all of the products described herein are stock production items. Consumers should consult with respective suppliers concerning the availability of products.

In addition, this Standard includes Nonmandatory Appendices that contain information considered of significant importance to both purchaser and manufacturer.

Document History

ASME B18.13.1M
October 21, 2011
Screw and Washer Assemblies: SEMS (Metric Series)
This Standard covers the general, dimensional, material, and mechanical requirements for metric throughhardened (property classes 8.8, 9.8, and 10.9) machine screws and case-hardened tapping screws...
January 1, 1998
Screw and Washer Assemblies - Sems (Metric Series)
This Standard covers general and dimensional data pertinent to the various types of screw and captive washer assemblies, otherwise known as sems, which are recognized as an American National...
January 1, 1998
Screw and Washer Assemblies - Sems (Metric Series)
This Standard covers general and dimensional data pertinent to the various types of screw and captive washer assemblies, otherwise known as sems, which are recognized as an American National...
January 1, 1991
Screw and Washer Assemblies - Sems (Metric Series)
A description is not available for this item.

References

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