Grade

Nominal dia.

(mm)

Tolerance

(mm)

Cross section area

(Sn/mm²)

Re.mass

per 1000m

(kg/1000m)

Minimum

breaking load

Min Load

at 1% extension

(KN)

Elongation

The trlaxation at 1000h

(initial load to 70%

of nominal max load)

not more than

Low-relaxation

Normal

Relaxation

250

(1725)

9.53

+0.40

-0.40

51.61

405

89.0

80.1

3.5

2.5

3.5

11.11

69.68

548

120.1

108.1

12.70

92.90

730

160.1

144.1

15.24

139.35

1094

240.2

216.2

270

(1860)

9.53

+0.65

-0.15

54.84

432

102.3

92.1

11.11

74.19

582

137.9

124.1

12.70

98.71

775

183.7

165.1

15.24

140.00

1102

260.7

234.6