The following table is taken from IEC 60287-1-1:2006 and other sources:
Symbol | Description | Resistivity ohm.m at 20 °C | Temperature Coefficient 1/K at 20 °C | Density | Specific Heat Capacity |
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Al | Aluminium | 2.8264E-08 | 0.00403 | 2698 | 921 |
AT | Aluminium Tube Armour | 2.84E-08 | 0.00403 | 2698 | 921 |
ATA | Aluminium Tape Armour | 2.84E-08 | 0.00403 | 2698 | 921 |
AWA | Aluminium Wire Armour | 2.84E-08 | 0.00403 | 2698 | 921 |
Bronze | Bronze | 3.5E-08 | 0.003 | 9200 | 377 |
Cu | Copper | 1.724E-08 | 0.00393 | 8940 | 385 |
Cu MC | Copper Metal-Coated | 1.724E-08 | 0.00393 | 8940 | 385 |
Cuponal | Cuponal (15%) | 2.65E-08 | 0.00401 | 3638 | 840 |
EPR [185] | 185° Rubber - Thermosetting | | | 930 | 2092 |
EPR [60] | 60° Rubber - Thermosetting | | | 930 | 2092 |
EPR [85] | 85° Rubber - Thermosetting | | | 930 | 2092 |
EPR [90] | 90° Rubber - Thermosetting | | | 930 | 2092 |
HDPE | High Density Polyethylene | | | 950 | 2301 |
HEPR | Hard Ethylene Propylene Rubber | | | 1250 | 1674 |
LDPE | Low Density Polyethylene | | | 920 | 2092 |
MDPE | Medium Density Polyethylene | | | 935 | 2301 |
Min [Bare] | Mineral Bare Sheath | | | 3600 | 921 |
Min [PVC] | Mineral PVC Covered | | | 3600 | 921 |
Pb | Lead | 2.144E-07 | 0.004 | 11350 | 130 |
PUR | Polyurethane | | | 1250 | 1674 |
PVC [TI-1] | Polyvinyl Chloride | | | 1500 | 1674 |
PVC [TI-3] | Heat Resistance PVC | | | 1500 | 1674 |
SS | Stainless Steel | 7E-07 | | 7600 | 460 |
Steel | Steel | 1.38E-07 | 0.004 | 7860 | 460 |
SWA | Steel Wire Armour | 1.38E-07 | 0.004 | 7860 | 460 |
TPE-E | Thermoplastic Polyester Elastomer | | | 1230 | 1130 |
TPE-O | Thermoplastic Polyolefin Elastomer | | | 1230 | 1130 |
TPE-S | Thermoplastic Polystyrene Elastomer | | | 1080 | 1300 |
XLPE | Cross Linked Polyethylene | | | 950 | 2301 |
XLPO | Cross Linked Polyolefin | | | 950 | 2301 |