EAF Graphite Electrodes UHP 600X2700mm with 4TPI Long Type Nipples of 317.5×457.2 mm


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 UnitYB/T4090 Industry Standard
 UHP 610mm
Typical Value
LSR≤Electrode μΩ.M5.5
Nipple3.8
Flexural Strength ≥Electrode Mpa11.0
Nipple20.0
Elastic Modulus ≤Electrode Gpa14.0
Nipple22.0
Bulk Density ≥Electrode g/cm³1.66
Nipple1.75
CTE ≤Electrode 10-6/ ℃1.1
Nipple0.9
Ash ≤%0.3
Current Carrying CapacityAAC 70000-90000DC 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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