AS 1222.1-1992

$87.70

Steel conductors and stays — Bare overhead, Part 1: Galvanized (SC/GZ)

Specifies requirements, tests, sizes of zinc-coated steel wires and method of construction of stranded conductors used for power transmission purposes.

Table of contents
Header
About this publication
PREFACE
1 SCOPE AND GENERAL
1.1 SCOPE
1.2 REFERENCED DOCUMENTS
1.3 DEFINITIONS
1.4 NOMENCLATURE
2 MATERIAL REQUIREMENTS AND WIRE PROPERTIES
2.1 GENERAL
2.2 MATERIALS
2.2.1 Steel wire
2.2.2 Grease
2.3 WIRE PROPERTIES
2.3.1 General
2.3.2 Galvanized steel wire
2.3.2.1 General
2.3.2.2 Density
2.3.2.3 Resistivity
2.3.2.4 Constant-mass temperature coefficient of resistance (α20)
2.3.2.5 Modulus of elasticity
2.3.2.6 Coefficient of linear expansion
3 CONDUCTOR REQUIREMENTS
3.1 CONSTRUCTION
3.1.1 General
3.1.2 King wire
3.1.3 Grease
3.2 JOINTS IN WIRES OF CONDUCTORS
3.2.1 General
3.2.2 Conductors containing less than seven wires
3.2.3 Conductors containing seven or more wires
3.3 LAY
3.3.1 Lay ratio
3.3.2 Direction of lay
3.4 STANDARD SIZES AND CALCULATED PROPERTIES OF CONDUCTORS
4 TESTS
4.1 SELECTION OF TEST SPECIMENS
4.1.1 General
4.1.2 Routine tests
4.1.3 Special tests
4.2 MECHANICAL TESTS
4.2.1 Dimensions
4.2.2 Ultimate tensile stress test
4.2.3 Torsion test
4.2.4 Wrapping test
4.3 COATING MASS TEST
4.4 LAY RATIO
4.5 PLACE OF TESTING
5 PACKING AND MARKING
5.1 PACKING
5.2 DRUM MARKING
5.3 COIL MARKING
5.4 CERTIFICATEOF COMPLIANCE
APPENDIX A
A1 GENERAL
A2 INCREASE IN LENGTH DUE TO STRANDING
A3 MASS OF CONDUCTOR
A4 CALCULATED BREAKING LOAD (CBL) OF CONDUCTOR
A5 EQUIVALENT ALUMINIUM AREA
A6 DIRECT CURRENT RESISTANCE OF CONDUCTOR
APPENDIX B
B1 COEFFICIENT OF LINEAR EXPANSION
B1.1 General
B2 MODULUS OF ELASTICITY
B2.1 General
B2.2 Calculation
APPENDIX C
C1 GENERAL
C2 ITEMS TO BE SPECIFIED BY THE PURCHASER
APPENDIX D
D1 GENERAL
D2 RESISTIVITY TEST

Cited references in this standard
Content history

[Superseded]

[Superseded]

AS 1222.1-1992 Rec:2016

DR 91132

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Published

12/10/1992

Pages

12

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AS 1222.1-1992
$87.70