BS 4637:1970
Current
The latest, up-to-date edition.
Specification for carbon steel wire for coiled springs (bedding and seating)
Hardcopy , PDF
English
23-10-1970
Important note : Users cannot be edited or removed once added to your Multi user PDF.Requirements for patented cold drawn plain carbon steel round wire; chemical composition, standard sizes and tolerances, methods of testing and mechanical properties, including tensile strength ranges, and packing and identification data.
| Committee |
ISE/106
|
| DevelopmentNote |
Supersedes 69/1395 DC (08/2005) Reviewed and confirmed by BSI, January 2011. (12/2010)
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
1.1 This British Standard specifies the requirements for patented cold drawn plain carbon steel round wire, suitable for the manufacture of tension or compression coil and helical springs used in the production of spring centre units for beds and seats. Wire to this standard is not intended for use in the manufacture of mechanical springs. The definition of patenting is given in BS 6562-1.
1.2 The standard lists specific metric sizes of wire and gives a choice of tensile strength ranges.
| Standards | Relationship |
| UNE-EN ISO 13085:2014 | Identical |
| BS 3173:1996 | Specification for spring units for mattresses |
| BS 443:1969 | Galvanized coatings on wire |
| BS 6562-1:1985 | Terms used in the iron and steel industry Glossary of heat treatment terms |
| BS 4545:1970 | Methods for mechanical testing of steel wire |
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