CONTACT US

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

Standard 12 for ordinary power graphite electrodes and connectors

The release date:2019-09-20 13:43:11

Standard for common power graphite electrodes and connectors

Items

Unit

Nominal diameter(mm)

200-300

350-600

780-1400

Specific resistance

electrode

μΩ.m

7.5-8.5

7.5-8.5

8.5-10.5

nipple

 

6.5-7.0

6.5-7.0

6.5-7.0

Transverse strength

electrode

MPa

≥8.5

≥7.8

≥6.0

nipple

 

≥15.0

≥15.0

≥15.0

Elastic modulus

electrode

Gpa

≤9.3

≤9.3

≤12.0

nipple

 

≤13.0

≤13.0

≤13.0

Ash content

electrode

≤0.3

≤0.3

≤0.3

nipple

 

Bulk density

electrode

g/cm3

1.55-1.60

1.55-1.60

1.59-1.62

nipple

 

≥1.7

≥1.7

≥1.7

C.T.E

electrode

10-6℃

≤2.9

≤2.9

≤2.9

nipple

 

≤2.7

≤2.8

≤2.8

Ordinary power graphite electrode allows current load

nominal diameter

permissible current

mm

A

A/cm2

200~300

10000~13000

15~21

350~600

13500~32000

14~19

780~1400

57000~108000

12~8

Share the: