BS 443:1982
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for testing zinc coatings on steel wire and for quality requirements
Hardcopy , PDF
15-05-2001
English
26-02-1982
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
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.