Tables of Resistance vs Temperature
Material code B (K)
T
(°C)
T 4630
TF (%)
U 4840
TF (%)
T
(°C)
R (T) / R25
α (%/°C)
R (T) / R25
α (%/°C)
- 55
- 50
- 45
- 40
137.0
94.92
66.34
46.77
27.2
23.5
20.2
17.3
- 7.64
- 7.45
- 7.26
- 7.09
173.7
118.2
81.16
56.25
28.5
24.6
21.2
18.1
- 8.04
- 7.83
- 7.63
- 7.44
- 55
- 50
- 45
- 40
- 35
- 30
- 25
- 20
33.25
23.83
17.22
12.54
14.7
12.4
10.3
8.5
- 6.90
- 6.72
- 6.56
- 6.39
39.33
27.74
19.73
14.15
15.4
12.9
10.8
8.9
- 7.25
- 7.07
- 6.89
- 6.71
- 35
- 30
- 25
- 20
- 15
- 10
- 5
0
9.205
6.806
5.069
3.803
6.9
5.6
4.3
3.3
- 6.23
- 6.08
- 5.92
- 5.78
10.23
7.456
5.475
4.051
7.3
5.8
4.5
3.4
- 6.54
- 6.38
- 6.22
- 6.06
- 15
- 10
- 5
0
5
10
15
20
2.873
2.185
1.673
1.289
2.4
1.6
1.0
.4
- 5.63
- 5.49
- 5.35
- 5.22
3.019
2.267
1.714
1.305
2.5
1.7
1.0
.5
- 5.91
- 5.76
- 5.61
- 5.47
5
10
15
20
25
30
35
40
1.0000
.7805
.6129
.4842
0.0
- 5.09
- 4.96
- 4.83
- 4.71
1.0000
.7715
.5991
.4681
0.0
- 5.33
- 5.20
- 5.06
- 4.94
25
30
35
40
.4
.4
.9
1.4
.9
1.5
45
50
55
60
.3847
.3074
.2470
.1996
2.0
2.6
3.3
4.0
- 4.59
- 4.48
- 4.37
- 4.26
.3681
.2911
.2316
.1853
2.1
2.8
3.4
4.2
- 4.81
- 4.69
- 4.57
- 4.45
45
50
55
60
65
70
75
80
.1621
.1323
.1086
.08953
4.7
5.4
6.2
7.0
- 4.15
- 4.04
- 3.94
- 3.84
.1491
4.9
5.7
6.5
7.3
- 4.34
- 4.23
- 4.12
- 4.02
65
70
75
80
.1207
.09813
.08023
85
.07417
.06173
.05161
.04334
7.8
- 3.75
- 3.65
- 3.56
- 3.47
.06592
.05443
.04515
.03763
8.2
- 3.91
- 3.82
- 3.72
- 3.63
85
90
8.6
9.0
90
95
100
9.5
10.3
9.9
10.8
95
100
105
110
115
120
.03655
.03095
.02632
.02247
11.2
12.0
12.9
13.7
- 3.39
- 3.31
- 3.22
- 3.15
.03151
.02650
.02237
.01897
11.7
12.6
13.5
14.4
- 3.54
- 3.45
- 3.38
- 3.28
105
110
115
120
125
130
135
140
.01925
.01656
.01429
.01238
14.6
15.5
16.4
17.3
- 3.07
- 2.99
- 2.92
- 2.85
.01615
.01381
.01185
.01020
15.3
16.2
17.1
18.0
- 3.20
- 3.12
- 3.04
- 2.97
125
130
135
140
145
150
.01076
.00938
18.1
19.0
- 2.78
- 2.72
.00882
.00765
19.0
19.9
- 2.90
- 2.83
145
150
33