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builders-1825689_1920Hebei yunshui new energy technology co. LTD

TEL:     18131055538     17622926557   

WeChat:   1813105538     17622926557

WhatsApp:   15028074414

Add:Industrial park, linzhang county, handan city, hebei province, China

INDICATORS

High power graphite electrode and joint product standard

The release date:2019-09-20 13:39:00

High power graphite electrode and joint product standard

Items

Unit

Nominal diameter(mm)

200-300

350-600

Specific resistance

electrode

μΩ.m

5.2-6.5

5.5-8.5

nipple

 

4.8-5.2

4.8-5.0

Transverse strength

electrode

MPa

≥11.0

≥11.0

nipple

 

≥17.0

≥17.0

Elastic modulus

electrode

Gpa

≤11.0

≤11.0

nipple

 

≤15.0

≤15.0

Ash content

electrode

≤0.3

≤0.3

nipple

 

Bulk density

electrode

g/cm3

1.64-1.70

1.63-1.70

nipple

 

1.73-1.79

1.73-1.79

C.T.E

electrode

10-6℃

≤2.4

≤2.4

nipple

 

≤2.2

≤2.2

Ordinary power graphite electrode allows current load

 nominal diameter

permissible current

mm

A

A/cm2

200~300

13000~17400

17~24

350~600

17400~58000

15~23

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