Fémek λ hővezetési tényezője
|
| Anyag neve | Képlet | Hőmérséklet
t
C° | Hőmérséklet
T
K° | Sűrűség
ρ
kg/m | Hővezetési tényező
λ
kcal/m h Kº | Hővezetési tényező
λ
W/m h Kº | |
Ólom, tiszta  | Pb | -250
-200
-100
0
20
100
300
500 | 23,15
73,15
173,15
273,15
293,15
373,15
573,15
773,15 | 11340 | 42
35
31,7
30,2
29,9
28,7
25,6
14,4 | 48,846
40,705
36,867
35,123
34,774
33,378
29,773
16,747 | |
| Ón, tiszta | Sn | -150
-100
0
100
200 | 123,15
173,15
273,15
373,15
473,15 | 7300 | 68
64
56,8
51
49 | 79,084
74,432
66,058
59,313
56,987 | |
| Alumínium -99% | Al | -100
0
100
300 | 173,15
273,15
373,15
573,15 | - | 180
180
178
191 | 209,340
209,340
207,014
222,133 | |
Alumínium 99,75%
-99% | Al | -190
0
200
300
800 | 83,15
273,15
473,15
573,15
1073,15 | 2700 | 220
197
197
191
108 | 255,860
229,111
229,111
222,133
125,604 | |
| Antimon, tiszta | Sb | -190
-100
0
100
300
500 | 83,15
173,15
273,15
373,15
573,15
773,15 | 6690 | 18
16,5
15,2
14
13,6
16 | 20,934
19,190
17,678
16,282
15,817
18,608 | |
| Arany -99,98% | Au | 0
100 | 273,15
373,15 | - | 253
253 | 294,239
294,239 | |
| Arany 99,999% | Au | -190
0
100
300 | 83,15
273,15
373,15
573,15 | 19290 | 282
267
267
262 | 327,966
310,521
310,521
304,706 | |
| Berillium | Be | -250
-100
0
100
200 | 23,15
173,15
273,15
373,15
473,15 | 1850 | 81
108
138
164
185 | 94,203
125,604
160,494
190,732
215,155 | |
| Bizmut | Bi | -190
100
0
100
200 | 83,15
173,15
273,15
373,15
473,15 | 9800 | 22
10,4
7,2
6,2
6,2 | 25,586
12,095
8,374
7,211
7,211 | |
| Cink, tiszta | Zn | -100
0
100
200
300 | 173,15
273,15
373,15
473,15
573,15 | 7130 | 99
97
94,5
91
87 | 115,137
112,811
109,904
105,833
101,181 | |
| Ezüst -99,9% | Ag | -100
0
100
300
500 | 173,15
273,15
373,15
573,15
773,15 | 10500 | 361
353
337
311
312 | 419,843
410,539
391,931
361,693
362,856 | |
| Ezüst 99,98% | Ag | -190
0
100
300 | 83,15
273,15
373,15
573,15 | 10500 | 366
360
358
350 | 425,658
418,680
391,931
361,693
362,856 | |
| Higany | Hg | -190
-100
-50
0 | 83,15
173,15
223,15
273,15 | 13595 | 42
31
24
7...9 | 48,846
36,053
27,912
8,141...10,467 | |
| Iridium, tiszta | Ir | 0
100 | 273,15
373,15 | 22420 | 51
49 | 59,313
56,987 | |
| Kálium tiszta | K | 0
100 | 273,15
373,15 | 860 | 117
102
| 136,071
118,626 | |
| Kadmium, tiszta | Cd | -190
-100
0
100
200
300 | 83,15
173,15
273,15
373,15
473,15
573,15 | 8620 | 90
83
80
79
78,5
75,5 | 104,670
96,529
93,040
91,877
91,296
87,807 | |
| Kobalt 97,1% | Co | 20 | 293,15 | ≈ 8900 | 60 | 69,780 | |
| Lítium, tiszta | Li | 0
100 | 273,15
373,15 | 230 | 61
61 | 70,943
70,943 | |
| Magnézium -99,6% | Mg | 0
100
300
500 | 273,15
373,15
573,15
773,15 | ≈ 1740 | 124
120
113
113 | 144,212
139,560
131,419
131,419 | |
| Magnézium tiszta | Mg | -190
0
200 | 83,15
273,15
473,15 | 1740 | 160
148
140 | 186,080
172,124
162,820 | |
| Mangán | Mn | - | 273,15 | 7300 | 43,2 | 50,242 | |
| Molibdén 99,84% | Mo | -180
-100
0
100
1000 | 39,15
173,15
273,15
373,15
1273,15 | 10200 | 150
119
118
118
82 | 174,450
138,397
137,234
137,234
98,855 | |
| Nátrium, tiszta | Na | -10
0
50
100 | 173,15
273,15
323,15
373,15 | 970 | 133
86
80
72 | 154,679
100,018
93,040
83,736 | |
| Nikkel -97...99% | Ni | -100
0
200
400
600
800 | 173,15
273,15
373,15
473,15
673,15
873,15
1073,15 | - | 48
50
49
47
42
46
50 | 55,824
58,150
56,987
54,661
48,846
23,498
58,150 | |
| Nikkel -99,2% | Ni | -
100
200
400
600
800 | 273,15
373,15
473,15
673,15
873,15
1073,15 | - | 58
54
50
45
49
54 | 67,454
62,802
58,150
52,335
56,987
62,802 | |
| Nikkel tiszta | Ni | -180
0
100
200
300
400
500 | 93,15
273,15
373,15
473,15
573,15
673,15
773,15 | 8800 | 95
80
71
63
55
51
53 | 110485
93,040
82,573
73,269
63,965
59,313
61,639 | |
| Palládium | Pd | -190
0
100 | 83,15
273,15
373,15 | - | 66
59
63 | 76,758
68,269
73,269 | |
| Platina, tiszta | Pt | -190
0
100
300
500
800
1000 | 83,15
273,15
373,15
573,15
773,15
1073,15
1273,15 | 21400 | 67
60,2
61,4
65
68
74
77 | 77,921
70,013
71,408
75,595
79,084
86,062
89,551 | |
| Réz, elektrolikus | Cu | -180
0
100
300
800 | 93,15
273,15
373,15
573,15
1073,15 | 8900 | 420
340
337
328
316 | 488,460
395,420
391,931
381,464
367,508 | |
| Réz, kereskedelmi | Cu | 20 | 293,15 | 8300 | 320 | 372,160 | |
| Réz, tiszta | Cu | -180
-100
0
100
200
400
600 | 93,15
173,15
273,15
373,15
473,15
673,15
873,15 | 8930 | 399
650
332
326
321
313
304 | 464,037
407,050
386,116
379,138
373,323
364,019
353,552 | |
| Ródium, tiszta | Rh | -190
0
100 | 83,15
273,15
373,15 | 12500 | 183
76
69 | 212,829
88,388
80,247 | |
| Tallium, tiszta | Tl | -190
0
100 | 83,15
273,15
373,15 | 11840 | 54
44
36 | 62,802
51,172
41,868 | |
| Tantál | Ta | 0
100
1400
1800 | 273,15
373,15
1273,15
1673,15
2073,15 | 16650 | 47
46,5
55
62
71 | 54,661
54080
63,965
72,106
82,573 | |
| Vas -kovácsolt, szín- | Fe | -
100
200
400
600
800 | 273,15
373,15
473,15
673,15
873,15
1073,15 | 7800 | 51
49
45
38
32
25 | 59,313
56,987
52,335
44,194
37,216
29,075 | |
| Vas 99,92% | Fe | 20
100
200
400
600
800 | 293,15
373,15
473,15
673,15
873,15
1073,15 | 7850 | 63
58
53
42
33
25 | 73,569
67,454
61,639
48,846
38,379
29,075 | |
| Vas- öntött 1% Ni | Fe | 20
100
300
500 | 293,15
373,15
573,15
773,15 | 7280 | 43
42,5
40
32 | 50,009
49,428
46,520
370216 | |
| Vas- öntött, 3% C | Fe | 20 | 293,15 | 7280 | 48...55 | 55,824...63,965 | |
| Vas-acél 99,2% | Fe | 0
100
300
500
800 | 273,15
373,15
573,15
773,15
1073,15 | 7800 | 39
39
37
32
26 | 45,357
45,357
43,031
37,216
30,238 | |
| Volfrám | W | -190
0
100
500
100
1500
2000
2400 | 83,15
273,15
373,15
773,15
1273,15
1773,15
2273,15
2673,15 | 19300 | 187
143
130
103
85
98
117
126 | 217,481
166,309
151,190
119,789
98,855
113,974
136,071
146,538 |
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