HomeNews  / Specification  /  ASTM B498

ASTM B498

Author: hengxing Time: 2021-06-15 14:07:31

ASTM B 498-2008

ACSR core wire

 

Wire diameter

Permissible

Variation

Adherence Test

Stress at 1%

Extension

Tensile strength

Elongation in 250mm

Zinc coating

Class A

mm

 

mm

Ration of Mandrel D to Wire D (Dia)

Class A

 

Class A

Class A

mm

g/ m²

1.60 to 1.90

198

MPa(min)

MPa(min)

%(min)

1.60 to 2.30

+0.04/-0.03

3

1310

1450

3.0

over 1.90 to 2.30

214

over 2.30 to 3.05

+0.05/-0.05

4

1280

1410

3.5

over 2.30 to 2.70

230

over 3.05 to 3.60

+0.08/-0.05

5

1240

1410

4.0

over 2.70 to 3.10

244

over 3.60 to 4.80

+0.10/-0.08

5

1170

1380

4.0

over 3.10 to 3.50

260

 

 

 

 

 

 

over 3.50 to 3.90

270

 

 

 

 

 

 

over 3.90 to 4.50

275

 

 

 

 

 

 

over 4.50 to 4.80

305

 

Raw Material Chemical Specification 

Element

Composition %

Carbon

0.50-0.88

Manganese

0.50-1.10

Phosphorus, Max

0.035

Silicon

0.1-0.35

Sulfur, Max

0.045

 

+86 13837180668