Current Capacity of UHP Graphite Electrode
|
YB/T4090 Industry Standard |
Enterprise Standard |
Enterprise Standard |
||||||
|
EAF |
LF |
|||||||
|
Nominal Dia |
Nominal Dia |
Cross Sectional Area |
Permissible Current Load |
Current Density |
Permissible Current Load |
Current Density |
Permissible Current Load |
Current Density |
|
in |
mm |
cm2 |
A |
A/cm2 |
A |
A/cm2 |
A |
A/cm2 |
|
14 |
350 |
937 |
20000-30000 |
20-30 |
21000-32000 |
22-32 |
23000-34000 |
24-35 |
|
16 |
400 |
1275 |
25000-40000 |
19-30 |
26000-42000 |
20-33 |
28000-46000 |
22-36 |
|
18 |
450 |
1622 |
32000-45000 |
19-27 |
33000-49000 |
20-30 |
36800-52000 |
23-32 |
|
20 |
500 |
2000 |
38000-55000 |
18-27 |
40000-60000 |
20-30 |
43000-63000 |
22-32 |
|
22 |
550 |
2427 |
45000-65000 |
18-27 |
45000-68000 |
18-28 |
45000-69000 |
18-28 |
|
24 |
600 |
2892 |
50000-75000 |
18-26 |
52000-81000 |
18-28 |
- |
- |
|
26 |
650 |
3317 |
60000-85000 |
18-25 |
69000-89000 |
20-26 |
- |
- |
|
28 |
700 |
3935 |
70000-120000 |
18-30 |
70000-100000 |
18-27 |
- |
- |