Struction

Diameter
（mm）

Strand Diameter
mm

Steel strand cross-sectional area
mm2

Nominal diameterMPa

Reference Weightkg/100m

1175

1270

1370

1470

1570

Min breaking load of steel wire,KN,Min

1×3

2.90

6.2

19.82

23.29

25.17

27.15

29.14

31.12

15.99

3.20

6.4

24.13

28.35

30.65

33.06

35.47

37.88

19.47

3.50

7.5

28.86

33.91

36.65

39.54

42.43

45.31

23.29

4.00

8.6

37.70

44.30

47.88

51.65

55.42

59.19

30.42

1×7

1.00

3.0

5.50

6.46

6.98

7.54

8.08

8.64

4.37

1.20

3.6

7.92

9.31

10.06

10.85

11.64

12.43

6.29

1.40

4.2

10.78

12.67

13.69

14.77

15.85

16.92

8.56

1.60

4.8

14.07

16.53

17.87

19.28

20.68

22.09

11.17

1.80

5.4

17.81

20.93

22.62

24.40

26.18

27.96

14.14

2.00

6.0

21.99

25.84

29.73

30.13

32.32

34.52

17.46

2.30

6.9

29.08

34.17

36.93

39.84

42.75

45.66

23.09

2.60

7.8

37.17

43.60

47.20

50.92

54.63

58.35

29.51

2.90

8.7

46.24

54.33

58.72

63.35

67.97

72.60

36.71

3.20

9.6

56.30

66.15

71.50

77.13

82.76

88.39

44.70

3.50

10.5

67.35

79.14

85.85

92.27

99.00

105.74

53.48

3.80

11.4

79.39

93.28

100.82

108.76

116.70

124.64

63.04

4.00

12.0

87.96

103.35

111.71

120.50

129.30

138.10

69.84

1×19

1.60

8.0

38.20

44.88

48.51

52.33

56.15

59.97

30.40

1.80

9.0

48.35

56.81

61.40

66.24

71.07

75.91

38.49

2.00

10.0

59.69

70.14

75.81

81.78

87.74

93.71

47.51

2.30

11.5

78.94

92.75

100.25

108.15

116.04

123.94

62.84

2.60

13.0

100.88

118.53

128.12

138.20

148.29

158.38

80.30

2.90

14.5

125.50

147.46

159.38

171.93

184.48

197.03

99.90

3.20

16.0

152.81

179.55

194.06

209.35

224.63

239.91

121.64

3.50

17.5

182.80

214.79

232.16

250.44

268.72

287.00

145.51

4.00

20.0

238.76

280.54

303.23

327.10

350.98

374.86

190.05