BS 7670-1:1993
Current
The latest, up-to-date edition.
Steel nuts and bolts for resistance projection welding. Specification for dimensions and properties
Hardcopy , PDF
English
15-09-1993
Committees responsible
Foreword
Specification
1 Scope
2 References
3 Definitions
4 Weld bolts
5 Weld nuts
Tables
1 Dimensions of weld bolts
2 Characteristics of weld bolts
3 Dimensions of square weld nuts
4 Dimensions of hexagonal weld nuts
5 Characteristics of weld nuts
Figures
1 Dimensions of weld bolts
2 Dimensions of square weld nuts
3 Dimensions of hexagonal weld nuts
List of references
For weld nuts and bolts threaded M3 to M12 inclusive and weld nuts threaded 7/16\'-20 UNF.
| Committee |
FME/9
|
| DevelopmentNote |
Supersedes 92/82393 DC. (10/2005) Reviewed and confirmed by BSI, January 2012. (12/2011)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This Part of BS 7670 specifies the general dimensions, tolerances, materials and mechanical properties both for imperial weld nuts threaded 7/16–20UNF–2B and metric weld nuts and weld bolts with nominal thread diameters from M3 to M12 inclusive. The weld bolts have circular heads with three projections and the nuts are square with four projections or hexagonal with three projections for projection welding.