ASME B18.13.1M : 2011
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
SCREW AND WASHER ASSEMBLIES - SEMS (METRIC SERIES)
Hardcopy , PDF
23-08-2021
English
01-01-2016
Foreword
Committee Roster
Correspondence With the B18 Committee
1 Introduction
2 General Data
3 Helical Spring Lock Washer SEMS
4 Tooth Lock Washer SEMS
5 Conical Washer SEMS
6 Plain Washer SEMS
Nonmandatory Appendices
A - Reference Information for Users of This Standard
B - Plain Washers on Tapping Screws
C - The Relationship of This Revision to Previous
Revisions of This Standard and to ISO Standards
D - Manufacturing
E - Statistical Expression of Hardness
F - Recovery Test
G - How SEMS Function
Describes the general, dimensional, material, and mechanical requirements for metric through-hardened (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).
| DocumentType |
Standard
|
| Pages |
36
|
| ProductNote |
Reconfirmed 2011
|
| PublisherName |
American Society of Mechanical Engineers
|
| Status |
Superseded
|
| SupersededBy |
| SAE J773_201608 | Conical Spring Washers |
| ASME B18.24 : 2015 | PART IDENTIFYING NUMBER (PIN) CODE SYSTEM STANDARD FOR B18 FASTENER PRODUCTS |
| ISO 2702:2011 | Heat-treated steel tapping screws — Mechanical properties |
| ISO 1478:1999 | Tapping screws thread |
| ASME B18.18 : 2017 | QUALITY ASSURANCE FOR FASTENERS |
| ISO 898-1:2013 | Mechanical properties of fasteners made of carbon steel and alloy steel — Part 1: Bolts, screws and studs with specified property classes — Coarse thread and fine pitch thread |
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