BS 443:1982
Superseded
View Superseded by
Specification for testing zinc coatings on steel wire and for quality requirements
Hardcopy , PDF
English
02-26-1982
05-15-2001
Foreword
Cooperating organizations
Section one: General
1. Scope
2. Reference
3. Metallurgical quality of coating
4. Test pieces
5. Test pieces from fabricated wire products
6. Surface condition
7. Uniformity and adherence
Section two: Test methods
8. Determination of mass of coating
9. Test for uniformity of coating (Preece dip method)
10. Adhesion of coating
Section three: Standard coating
11. Thickness and quality
Appendix
A. Conversion factors
Tables
1. Length of test piece
2. Correction factors for temperature and barometric
pressure used in calculating mass of coating
3. Ratio of mandrel diameter to wire diameter
4. Minimum mass of coating and number of dips
Figure
1. Apparatus for determining coating mass by gas-
volumetric method
Specifies methods of testing zinc coated steel wires and wire products and requirements for mass, uniformity and adhesion of coating on steel wires of circular section in diameters from 0.23 mm to 10.0 mm. Not applicable to articles made from wire coated after fabrication.
| Committee |
ISE/106
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
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