Aluninum Clad Steel Wire/Strand
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Description
When aluninum clad steel wire used for overhead ground wires, lighter than steel strands of the same size, more durable than other options in corrosive environments, resulting in lower maintenance and replacement costm.
Wire Properties
| Mechanical And Technologial Properties Of ALUMINUM CLAD STEEL WIRE | ||||
|
GB/T
17937
|
IEC
61232
|
DIAMETER
(mm)
|
TENSILE STRENGTH
(MPa)
|
STRESS AT 1% EXTENSION
(MPa)
|
| LB10 | - | 2.66＜d≤3.00 | 1234 | 1153 |
|
LB14 |
- |
2.25＜d≤3.50 | 1994 | 1663 |
| 3.00＜d≤3.50 | 1550 | 1380 | ||
| 3.50＜d≤4.75 | 1773 | 1429 | ||
| 4.75＜d≤5.50 | 1550 | 1270 | ||
|
LB20A |
20SA-A |
1.24＜d≤3.25 | 1414 | 1272 |
| 3.25＜d≤3.45 | 1310 | 1180 | ||
| 3.45s＜d≤3.65 | 1493 | 1305 | ||
| 3.65＜d≤3.95 | 1378 | 1165 | ||
| 3.95＜d≤4.10 | 1210 | 1100 | ||
| 4.10＜d≤4.40 | 1180 | 1070 | ||
| 4.40＜d≤4.60 | 1140 | 1030 | ||
| 4.60＜d≤4.75 | 1100 | 1000 | ||
| 4.75＜d≤5.50 | 1070 | 1000 | ||
| LB20B | 20SA-B | 1.24＜d≤5.50 | 1320 | 1100 |
| LB25 | - | 2.50＜d≤3.00 | 1557 | 1178 |
| LB23 | - | 2.50＜d≤5.00 | 1220 | 980 |
| LB27 | 27SA | 2.50＜d≤5.00 | 1080 | 800 |
| LB30 | 30SA | 2.50＜d≤5.00 | 880 | 650 |
| LB35 | - | 2.50＜d≤5.00 | 810 | 590 |
| LB40 | 40SA | 2.50＜d≤5.00 | 680 | 500 |
Physlcal Constants
|
CHARACTERISTICS OF WIRES |
UNIT |
ALUMINUM CLAD STEEL WIRE
14(E)(U)HSA
|
ALUMINUM CLAD STEEL WIRE
20(EH)SA
|
ALUMINUM CLAD STEEL WIRE
27SA
|
ALUMINUM CLAD STEEL WIRE
30SA
|
ALUMINUM CLAD STEEL WIRE
40SA
|
|
| A | B | ||||||
| Final modulus of elasticity | GPa | 174 | 162 | 155 | 140 | 132 | 109 |
|
Coefficient of linear
expansion
|
K-1 | 11.9 x 10-06 | 13 x 10-06 | 12.6x 10-06 | 13.4x 10-06 | 13.8x 10-06 | 15.5 x 10-06 |
|
Temperature coefficient ofresistance to constant mass
(α)
|
K-1 | 0.0036 | 0.0036 | 0.0036 | 0.0038 | 0.004 | |
| Density | Kg/dm3 | 7.29 | 6.59 | 6.53 | 5.91 | 5.61 | 4.64 |
| Resistivity max. | ηΩ.m | 123.15 | 84.8 | 63.86 | 57.47 | 43.1 | |
| Conductivity |
%
IACS
|
14 | 20.3 | 27 | 30 | 40 | |
|
Auminum minimum
thickness
|
% radio | 4.6 | 8/10 | 14 | 15 | 25 | |
|
Aluminum proportion in
cross section
|
% | 10 | 25 | 37 | 43 | 62 | |
Application:
parameter
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