I.S. EN ISO 2320:2015
Current
The latest, up-to-date edition.
FASTENERS - PREVAILING TORQUE STEEL NUTS - FUNCTIONAL PROPERTIES (ISO 2320:2015)
Hardcopy , PDF
English
01-01-2015
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
National Foreword
European foreword
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Thread
6 Lubrication
7 Mechanical properties of prevailing torque nuts
8 Functional requirements for prevailing torque properties
9 Test method
Annex A (normative) - Temperature influence on prevailing
torques of nuts with nonmetallic insert
Annex B (informative) - Principles for the evaluation of the
total coefficient of friction, [mu]tot
Annex C (informative) - Test clamp force and prevailing
torques for prevailing torque nuts M3 and M4 in
property classes 8 and 10
Bibliography
Describes the functional properties for prevailing torque steel nuts when tested at an ambient temperature range of +10 degrees C to +35 degrees C.
| DocumentType |
Standard
|
| Pages |
36
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| DIN EN ISO 2320:2016-05 | Identical |
| SN EN ISO 2320 : 2016 | Identical |
| UNE-EN ISO 2320:2009 | Identical |
| NBN EN ISO 2320 : 2016 | Identical |
| UNI EN ISO 2320 : 2009 | Identical |
| EN ISO 2320:2015 | Identical |
| BS EN ISO 2320:2015 | Identical |
| NEN EN ISO 2320 : 2016 | Identical |
| NF EN ISO 2320 : 2016 | Identical |
| NS EN ISO 2320 : 1997 | Identical |
| ISO 2320:2015 | Identical |
| UNE-EN ISO 2320:2017 | Identical |
| ISO 16047:2005 | Fasteners — Torque/clamp force testing |
| ISO 898-2:2012 | Mechanical properties of fasteners made of carbon steel and alloy steel — Part 2: Nuts with specified property classes — Coarse thread and fine pitch thread |
| ISO 965-2:1998 | ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for general purpose external and internal screw threads — Medium quality |
| ISO 262:1998 | ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts |
| ISO 68-1:1998 | ISO general purpose screw threads — Basic profile — Part 1: Metric screw threads |
| ISO 273:1979 | Fasteners — Clearance holes for bolts and screws |
| ISO 261:1998 | ISO general purpose metric screw threads — General plan |
| 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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