BS 1804-3:1973
Current
The latest, up-to-date edition.
Specification for parallel steel dowel pins Parallel and taper types having screw threads for extraction purposes. Metric series
Hardcopy , PDF
English
15-05-1973
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Foreword
Specification
1 Scope
2 Definitions
3 Materials
4 Hardness
5 Dowel pins in blind holes
6 Dimensions
7 Surface texture
8 Anti-corrosion treatment
9 Designation
10 Marking
11 Inspection
12 Information to be supplied by the purchaser
Appendix
A Fitting dowel pins into blind holes
Tables
1 Dimensions of type A parallel dowel pins with
external thread
2 Dimensions of type B parallel dowel pins with
internal thread
3 Dimensions of type C taper dowel pins with external
thread
4 Dimensions of type D taper dowel pins with internal
thread
Figures
1 Type A dowel pin with air release flat
2 Type B dowel pin with air release flat
Cylindrical pins having external or internal threads.
| Committee |
FME/9
|
| DevelopmentNote |
Supersedes BS 1804(1951) (07/2004) Inactive for new designs. Supersedes 69/8772 DC. (10/2005) Reviewed and confirmed by BSI, August 2012. (07/2012)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This British Standard specifies requirements for cylindrical parallel and taper steel dowel pins, having either external or internal threads for extraction purposes. The dowel pins are generally intended for use where accurate location of components relative to each other is required.
Only one grade of accuracy is provided as follows:
Grade 1. Precision ground parallel and taper dowel pins.
The following types of dowel pin are included.
- Type A. Parallel dowel pin with external thread
- Type B. Parallel dowel pin with internal thread
- Type C. Taper dowel pin with external thread
- Type D. Taper dowel pin with internal thread
NOTE The titles of the British Standards referred to in this Standard are listed on the inside back cover.
| Standards | Relationship |
| UNE-EN 16334-1:2015+A1:2023 | Identical |
| BS 1133-6(1966) : 1966 | PACKAGING CODE - TEMPORARY PROTECTION OF METAL SURFACES AGAINST CORROSION (DURING TRANSPORT AND STORAGE) |
| BS 3643(1963) : LATEST | |
| BS 1134:1961 | Centre-line-average height method for the assessment of surface texture |
| BS 427:1990 | Method for Vickers hardness test and for verification of Vickers hardness testing machines |
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