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Unit

(mm)Nominal Diameter

YB/T4088-2000

DNTS-RP

250-300

350-500

300-350

400-600


Electric Resistivily

Electrode

μΩ m

≤10.5

≤10.5

≤9.0

≤9.5

Nipple

≤8.5

≤8.5

≤6.5

≤6.5

Bending stregth

Electrode

Mpa

≥7.8

≥6.4

≥7.8

≥7.8

Nipple

≥13.0

≥13.0

≥16.0

≥16.0

Elastic moduluc

Electrode

Gpa

≤9.3

≤9.3

≤9.3

≤9.3

Nipple

≤14.0

≤14.0

≤14.0

≤14.0

Bulk density

Electrode

g/cm3

≥1.52

≥1.52

≥1.54

≥1.54

Nipple

≥1.68

≥1.68

≥1.70

≥1.70


Ash

Electrode

％

≤0.5

≤0.5

≤0.4

≤0.4

Nipple

≤2.9

≤2.9

≤2.8

≤2.8

CTE
（100-600）℃

Electrode

10-6/℃

≤2.8

≤2.8

≤1.8

≤1.8

Nipple

 


Nominal Diameter
Cross Sectional Area		 YB/T4088-2000 DNTS-RP
CurrentCarrying Capacity CurrentDensity Current Carrying Capacity Current Density

In

 mm cm3 A A/cm3 A A/cm3
12 300 716 10000-13000 14-18 11000-16000 15-22
14 350 973 13500-18000 14-18 15000-22000 15-22
16 400 1275 18000-23500 14-18 20000-28000 15-21
18 450 1622 22000-27000 13-17 24000-34000 13-20
20 500 2000 25000-32000 13-16 28000-36000 13-18
22 550 2427 　 　 31500-41000 13-17
24 600 2892 　 　 38000-46000 13-16
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