BS 5770-1:1981
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Steel strip intended for the manufacture of springs Specification for hot rolled carbon and low alloy steel
Hardcopy , PDF
15-05-2000
English
30-01-1981
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Foreword
Cooperating organizations
Specification
1 Scope
2 References
3 Definitions
4 Designation system
5 Form of supply
6 Information to be supplied by the purchaser
7 Steelmaking process
8 Chemical composition
9 Mechanical properties
10 Response to heat treatment
11 Edge conditions
12 Surface finish
13 Dimensional tolerances
14 Freedom from defects
15 Decarburization
16 Non-metallic inclusions
17 Number of tests
18 Hardness test
19 Bend test
20 Retests
21 Test certificates
22 Inspection
23 Packaging and identification
Tables
1 Chemical composition of carbon steels
2 Chemcial composition of alloy steels
3 Permitted variations of product analysis from
specified range of cast analysis for carbon steels:
grades 50, 60, 70, 80 and 95
4 Permitted variations of product analysis from
specified range of cast analysis for alloy steels:
grades 735M50 and 527M60
5 Hardness values
6 Bend test requirements in the annealed condition
7 Response to heat treatment
8 Tolerances on thickness
9 Tolerances on width in the mill edge and rolled
square edge conditions (E2 and E6)
10 Tolerances on width in the sheared or slit edge
condition (E3)
11 Tolerances on length of cut lengths
12 Maximum edge camber
13 Maximum deviations from flatness of cut lengths
Figures
1 Edge camber
2 Flatness of strip
3 Bend test A
4 Bend test B
Specifies requirements for steel strip for springs.
| Committee |
ISE/109
|
| DevelopmentNote |
REPLACES BS 1449: 1956
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| UNE-EN 12312-5:2005+A1:2009 | Identical |
| BS 1449-1:1983 | Steel plate, sheet and strip. Specification for carbon and carbon-manganese plate, sheet and strip |
| BS 891-1:1962 | Method for Rockwell hardness test Testing of metals |
| BS 427-1:1961 | Method for Vickers hardness test Testing of metals |
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