One Wire Road, P.O. BOX 667, Sandy Hook, CT 06482
Tel. (203) 426-3133
FAX (203) 426-3805

180 ALLOY SPECIFICATIONS
30 ALLOY | 60 ALLOY | 90 ALLOY | 180 ALLOY | 294 ALLOY

 Copper-Nickel Resistance Alloys
 Physical and Mechanical Properties 180 ALLOY
 Composition 23% Ni, 77% Cu
 Max. Continuous Service Temperature  538C (1000F)
 Specific Resistance- Ohms/circular mil foot
 @ 20C (68F)
180
 Temperature Coefficient of resistance Per
 20C to 100C (68F to 212F)
 .00018
 Specific Gravity (g/c.m.)  8.9
 Tensile Strength (PSI)  50,000 - 100,000
 Corrosion Resistance  Good
 Magnetic  No
 WIRE SIZE 180 ALLOY
 Awg.   Nom.
Dia.
Inches
 Nom.
Cir.
Mil Area
 Ohms/Ft
@ 68F
 Feet
per
Pound
 Pounds
per
1000'
 Ohms
per
Pound
 30
31
32
.0100
.0089
.0080
100.
79.2
64.0 
1.800
2.272
2.813
3,318
4,163
5,185
.3014
.2402
.1929
5,972
9,458
14,590
 33
34
35
.0071
.0063
.0056 
50.4
39.7
31.4 
3.570
4.533
5.738
6,540
8,364
10,580
.1529
.1190
.09451
23,350
37,920
60,730
 36
37
38
.0050
.0045
.0040
25.0
20.2
16.0
7.200
8.887
11.22
13,190
16,400
20,600
.07583
.06100
.04853
94,950
145,800
231,190
 39
40
.0035
.0031  
12.2
9.61
14.68
18.71
27,110
34,570
.03689
.02893
398,200
647,200

30 ALLOY | 60 ALLOY | 90 ALLOY | 180 ALLOY | 294 ALLOY