Suppliers with verified business licenses
Audited Supplier Itme |
Unit |
/mm Norminal diameter (mm) | |||||||||||||||||
Regular Power |
High Power |
Ultra-high Power |
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| 75-130 | 150-225 | 250-300 | 350-450 | 500-800 | 200~400 | 450~500 | 550~700 | 300~400 | 450~500 | 550~650 | 700~800 | ||||||||
HG |
FG | HG |
FG | HG |
FG | HG |
FG | HG |
FG | ||||||||||
| Electrical Resistivity MAX |
Electrode | μΩ·m | 8.5 | 10.0 | 9.0 | 10.5 | 9.0 | 10.5 | 9.0 | 10.5 | 9.0 | 10.5 | 7.0 | 7.5 | 7.5 | 6.2 | 6.3 | 6.0 | 5.8 |
Nipple |
8.0 | 8.0 | 8.0 | 8.0 | 8.0 | 6.3 | 6.3 | 6.3 | 5.3 | 5.3 | 4.5 | 4.3 | |||||||
Flexural strength MIN |
Electrode | MPa | 10.0 | 10.0 | 8.0 | 7.0 | 6.5 | 10.5 | 10.0 | 8.5 | 10.5 | 10.5 | 10.0 | 10.0 | |||||
Nipple |
15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 17.0 | 17.0 | 17.0 | 20.0 | 20.0 | 22.0 | 23.0 | |||||||
| Elastic modulus MIN |
Electrode | GPa | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | |||||
Nipple |
14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 16.0 | 16.0 | 16.0 | 20.0 | 20.0 | 22.0 | 22.0 | |||||||
Bulk density MIN |
Electrode | g/cm3 | 1.58 | 1.53 | 1.53 | 1.53 | 1.52 | 1.60 | 1.60 | 1.60 | 1.67 | 1.66 | 1.66 | 1.68 | |||||
Nipple |
1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.72 | 1.72 | 1.72 | 1.74 | 1.75 | 1.78 | 1.78 | |||||||
C.T.E(100ºC-600ºC) MAX |
Electrode | 10-6/ºC |
2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.4 | 2.4 | 2.4 | 1.5 | 1.5 | 1.5 | 1.5 | |||||
Nipple |
2.7 | 2.7 | 2.8 | 2.8 | 2.8 | 2.2 | 2.2 | 2.2 | 1.4 | 1.4 | 1.3 | 1.3 | |||||||
Ash MAX |
Electrode | % | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | |||||
Nipple |
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| :YB/T 4088,4089,4090 The above indicators comply with the national black metal industry standard YB/T 4088,4089,4090. |
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Suppliers with verified business licenses
Audited Supplier 
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