BS 4109:1970
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 copper for electrical purposes. Wire for general electrical purposes and for insulated cables and flexible cords
Hardcopy , PDF
20-09-2002
English
25-06-1970
Co-operating organizations
Foreword
Specification
1 Scope
2 General
3 Definitions
4 Information to be supplied by the purchaser
5 Freedom from defects
6 Chemical composition
7 Condition
8 Finish
9 Joints
10 Dimensions and tolerances
11 Selection of test samples
12 Mechanical tests
13 Electrical resistivity test
14 Tinning test
15 Retests
16 Certificate of compliance
17 Inspection
18 Facilities for testing
19 Packaging
Appendices
A Conversion of stress values
B Factors for correcting resistance at various
temperatures
Tables
1 Tolerance on diameter
2 Difference between maximum and minimum measurements
3 Resistivity values
4 Permitted increase in resistivity for tinned wire
5 Test specimens for tinning test
6 Mandrel diameters for tinning test
7 Mechanical properties of copper wire
8 Plain and tinned annealed copper wire
9 Plain and tinned annealed copper wire (Cable sizes)
10 Plain and tinned hard drawn copper wire
11 Factors for correcting resistance. Hard-drawn high
conductivity copper of conductivity 97 % I.A.C.S.
12 Factors for correcting resistance. Annealed high
conductivity copper of conductivity 100 % I.A.C.S.
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.