Graphite Electrode RP,HP, UHP for steel making

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Shanghai
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TT OR LC
Min Order Qty:
10 m.t.
Supply Capability:
100000 m.t./month

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Product Description:

Specifications

1.Diameter:40 - 600mm or1.6"-24" 
2.Length: 250 - 2400mm or10"-96" 
3.Grades:RP, RPI, HP, SHP, UHP 
Nipples:3-4TPI 
ISO9001:2000

                        Graphite Electrode for steel making

 

Applications

 

Used in EAF and LF for steel making, as well as in electric smelting furnace for producing industrial silicon, phosphorus, etc.

 

Programmable properties


1.Good electrical conductivity
2.High resistance to thermal shock 
3.High mechanical strength

 

Grades:RP, RPI, HP, SHP, UHP

 

All graphite electrodes are offered with tapered nipples, i.e. 3 or 4 threads per inch, and meet the internationally accepted tolerances as per NEMA CG 1/ IEC 60239 / JIS R7201 standards.

 

Specifications

 

Item

Unit

Regular-power

Impregnated

φ75-
130

φ150-
225

φ250-
300

φ350-
500

φ75-
200

φ250-
350

φ400-
500

Specific Resistance (≤)

E

μ Ω·m

8.5

9

9

9

8

8

8

N

8

8

8

8

7.5

7.5

7.5

Bending Strength (≥)

 

E

MPa

 

9.8

9.8

7.8

6.4

10

9

8

N

13

13

13

13

15

15

15

Elastic Modulus (≤)

 

E

GPa

 

9.3

9.3

9.3

9.3

12

12

12

N

14

14

14

14

14

14

14

Bulk Density (≥)

 

E

g/cm3

 

1.58

1.52

1.52

1.52

1.58

1.58

1.58

N

1.63

1.63

1.68

1.68

1.68

1.68

1.68

C.T.E.(≤)
(100-600°C)

 

E

10-6/°C

 

2.9

2.9

2.9

2.9

2.7

2.7

2.7

N

2.7

2.7

2.8

2.8

2.5

2.5

2.5

Ash(≤)


%

0.5

0.5

0.5

0.5

0.3

0.3

0.3

 

Item

Unit

High-power

Super high-power

Ultra high-power

φ200-400

φ450-500

φ350-400

φ450-500

φ300-400

φ450-500

Specific Resistance(≤)

E

μ Ω·m

7

7.5

6.5

7

6.2

6.5

N

6.5

6.5

6

6

5.5

5.5

Bending Strength (≥)

 

E

MPa

 

10.5

9.8

10.5

10

10.5

10

N

15

15

16

16

16

16

Elastic Modulus (≤)

 

E

GPa

 

12

12

13

13

14

14

N

16

16

17

17

18

18

Bulk Density (≥)

 

E

g/cm3

 

1.6

1.6

1.62

1.62

1.65

1.64

N

1.7

1.7

1.71

1.71

1.72

1.72

C.T.E.(≤)
(100-600°C)

 

E

10-6/°C

 

2.4

2.4

2.2

2.2

1.5

1.5

N

2.2

2.2

1.8

1.8

1.4

1.4

Ash(≤)


%

0.3

0.3

0.3

0.3

0.3

0.3

FAQ

①How about your company?

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel,is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

②How to guarantee the quality of the products?

We have established the international advanced quality management system,every link from raw material to final product we have strict quality test;We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.


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