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EAF Graphite Electrodes UHP 600X2700mm with 4TPI Long Type Nipples of 317.5x457.2 mm
EAF Graphite Electrodes Grade UHP 600X2700mm with 4TPI Long Type Nipples of 317.5x457.2 mm (24x110 inch electrodes with pre-set pitch plugged nipples)
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Graphite electrode is one of the most important metallurgical products, mainly used as conductive material in electric arc furnace metallurgy production. UHP graphite electrodes are mainly used for steelmaking high-power and ultra-high power electric furnaces.
Graphite electrode Dimension
● Nominal Diameter: 610mm (min 607mm, max 613mm)
● Nominal Length: 2700 mm±10%
● Nipple: 317T4 (Long Type)
● Nipple Length: 457.2 mm
● Typical Weight: Electrodes and Nipple Approx.1220 kg
Graphite Nipple Dimension
Nipple Type: 317T4L
Nipple Diameter: 317.5 mm
Nipple Length: 457.2 mm
Nipple Socket Depth: 234.6 mm
Physical and Chemical Parameters of UHP600mm Graphite Electrode
Index |
Unit |
YB/T4090 Industry Standard |
|
UHP 610mm |
|||
Typical Value |
|||
LSR≤ |
Electrode |
μΩ.M |
5.5 |
Nipple |
3.8 |
||
Flexural Strength ≥ |
Electrode |
Mpa |
11.0 |
Nipple |
20.0 |
||
Elastic Modulus ≤ |
Electrode |
Gpa |
14.0 |
Nipple |
22.0 |
||
Bulk Density ≥ |
Electrode |
g/cm³ |
1.66 |
Nipple |
1.75 |
||
CTE ≤ |
Electrode |
10-6/ ℃ |
1.1 |
Nipple |
0.9 |
||
Ash ≤ |
% |
0.3 |
|
Current Carrying Capacity |
A |
AC 70000-90000 DC 750000-100000 |
Advantage
● Withstand large currents, high discharge rate.
● Good dimension stability, not easy to deform.
● Resistant to cracking & spalling.
● High resistance to oxidation and thermal shock.
● High mechanical strength, low electrical resistance.
● High machining accuracy, good surface finishing.
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