One Wire Road, P.O. BOX 667, Sandy Hook,
CT 06482
Tel. (203) 426-3133 • FAX (203) 426-3805
90 ALLOY SPECIFICATIONS
30 ALLOY
| 60 ALLOY | 90 ALLOY | 180
ALLOY | 294 ALLOY
Copper-Nickel Resistance Alloys | |
Physical and Mechanical Properties | 90 ALLOY |
Composition | 10% Ni, 90% Cu |
Max. Continuous Service Temperature | 399ºC (750ºF) |
Specific Resistance-
Ohms/circular mil foot @ 20ºC (68ºF) |
90 |
Temperature Coefficient
of resistance Perº 20ºC to 100ºC (68ºF to 212ºF) |
.00045 |
Specific Gravity (g/c.m.) | 8.9 |
Tensile Strength (PSI) | 35,000 - 70,000 |
Corrosion Resistance | Good |
Magnetic | No |
WIRE SIZE | 90 ALLOY | |||||
Awg. | Nom.
Dia. Inches |
Nom.
Cir. Mil Area |
Ohms/Ft @ 68°F |
Feet
per Pound |
Pounds per 1000' |
Ohms
per Pound |
30 31 32 |
.0100 .0089 .0080 |
100. 79.2 64.0 |
.9000 1.137 1.407 |
3,318 4,163 5,185 |
.3014 .2402 .1929 |
2,986 4,733 7,295 |
33 34 35 |
.0071 .0063 .0056 |
50.4 39.7 31.4 |
1.790 2.269 2.870 |
6,583 8,306 10,580 |
.1519 .1204 .09451 |
11,755 18,220 30,365 |
36 37 38 |
.0050 .0045 .0040 |
25.0 20.2 16.0 |
3.601 4.444 5.625 |
13,190 16,400 20,740 |
.07853 .06100 .04822 |
47,500 72,900 116,650 |
39 40 41 |
.0035 .0031 .0028 |
12.2 9.61 7.84 |
7.346 9.360 11.900 |
26,920 34,520 43,590 |
.03715 .02893 .02294 |
197,750 323,600 522,600 |
30 ALLOY | 60 ALLOY | 90 ALLOY | 180 ALLOY | 294 ALLOY