Product Description
Galvanized Steel Strands for messenger wire
Grade |
1 |
2(a) |
2(b) |
3(a) |
3(b) |
Cross Section View |
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Construction |
3 wire strands |
7 wire strands |
19 wire strands |
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Construction Symbole |
1x3 |
1x7(a) |
1x7(b) |
1x19(a) |
2x19(b) |
Classification of steel strands based on standard tensile strength, from 1 through 3.
Grade |
1 |
2 |
3 |
Tensile Strength of Wire N/mm2 |
1230 |
880 |
690 |
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Classification of steel strands based on coating amount of zinc.
Grade |
Extra A |
A |
B |
Amount of Zinc-Coating |
Extra thick coating |
Thick coating |
Thin coating |
Nominal |
Diameter |
min. Breaking Loads(kN) |
Elongation(%) |
Torsion |
|||||
1 |
2 |
3 |
1 |
2 |
3 |
1 |
2 |
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1.00 |
±0.05 |
0.961 |
0.696 |
0.539 |
2.0 |
2.0 |
2.0 |
18 |
14 |
1.20 |
±0.05 |
1.38 |
1.00 |
0.775 |
2.0 |
2.0 |
2.0 |
18 |
14 |
1.40 |
±0.05 |
1.88 |
1.36 |
1.06 |
2.0 |
2.0 |
2.0 |
18 |
14 |
1.60 |
±0.05 |
2.46 |
1.78 |
1.38 |
2.0 |
2.0 |
2.0 |
18 |
14 |
1.80 |
±0.06 |
3.12 |
2.25 |
1.75 |
3.0 |
3.0 |
3.0 |
16 |
12 |
2.00 |
±0.06 |
3.85 |
2.78 |
2.16 |
3.0 |
4.0 |
4.0 |
16 |
12 |
2.30 |
±0.06 |
5.09 |
3.67 |
2.85 |
3.0 |
4.0 |
4.0 |
16 |
12 |
2.6 |
±0.08 |
6.51 |
4.69 |
3.65 |
3.0 |
4.0 |
4.0 |
16 |
12 |
2.90 |
±0.08 |
8.10 |
5.83 |
4.53 |
3.0 |
4.0 |
4.0 |
14 |
10 |
3.20 |
±0.08 |
9.90 |
7.10 |
5.52 |
4.0 |
5.0 |
5.0 |
14 |
10 |
3.50 |
±0.10 |
11.8 |
8.49 |
6.60 |
4.0 |
5.0 |
5.0 |
14 |
10 |
3.80 |
±0.10 |
13.9 |
10.0 |
7.79 |
4.0 |
5.0 |
5.0 |
14 |
10 |
4.00 |
±0.10 |
15.4 |
11.1 |
8.63 |
4.0 |
5.0 |
5.0 |
14 |
10 |
4.30 |
±0.10 |
17.8 |
12.8 |
10.0 |
4.0 |
5.0 |
5.0 |
12 |
10 |
4.50 |
±0.10 |
19.5 |
14.0 |
10.9 |
4.0 |
5.0 |
5.0 |
12 |
10 |
5.00 |
±0.10 |
24.0 |
17.4 |
13.4 |
4.0 |
5.0 |
5.0 |
12 |
10 |
Grade |
Pitch of outer lay |
1 |
Nominal Diameter of wire 30 ± 5 times |
2 |
Nominal Diameter of wire 40 ± 5 times |
3 |
Nominal Diameter of wire 70 ± 10 times |
Grade |
Number of |
Calculated |
Calculated Cross |
min. Breaking Loads |
Nominal Mass |
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1 |
2 |
3 |
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1 |
3/2.90 |
6.2 |
19.8 |
22.4 |
16.1 |
12.6 |
156 |
3/3.20 |
6.9 |
24.1 |
27.4 |
19.6 |
15.2 |
190 |
|
3/3.50 |
7.5 |
28.9 |
32.5 |
23.4 |
18.2 |
228 |
|
3/4.00 |
8.6 |
37.7 |
42.5 |
30.6 |
23.8 |
297 |
|
3/4.30 |
9.3 |
43.6 |
49.2 |
35.5 |
27.7 |
344 |
|
3/4.50 |
9.7 |
47.7 |
53.8 |
38.7 |
30.0 |
376 |
|
2 |
7/1.00 |
3.0 |
5.50 |
6.19 |
4.48 |
3.47 |
43.5 |
7/1.20 |
3.6 |
7.92 |
8.90 |
6.44 |
4.99 |
62.7 |
|
7/1.40 |
4.2 |
10.8 |
12.2 |
8.78 |
6.83 |
85.3 |
|
7/1.60 |
4.8 |
14.1 |
15.9 |
11.5 |
8.90 |
111 |
|
7/1.80 |
5.4 |
17.8 |
20.1 |
14.4 |
11.3 |
141 |
|
7/2.00 |
6.0 |
22.0 |
24.8 |
17.8 |
13.9 |
174 |
|
7/2.30 |
6.9 |
29.1 |
32.8 |
23.6 |
18.3 |
230 |
|
7/2.60 |
7.8 |
37.2 |
42.0 |
30.2 |
23.5 |
294 |
|
7/2.90 |
8.7 |
46.2 |
52.2 |
37.6 |
29.2 |
366 |
|
7/3.20 |
9.6 |
56.3 |
63.7 |
45.7 |
35.6 |
446 |
|
7/3.50 |
10.5 |
67.3 |
75.8 |
54.7 |
42.5 |
533 |
|
7/3.80 |
11.4 |
79.3 |
89.6 |
64.4 |
50.1 |
628 |
|
7/4.00 |
12.0 |
88.0 |
99.1 |
71.4 |
55.6 |
696 |
|
7/4.30 |
12.9 |
102 |
115 |
82.8 |
64.4 |
805 |
|
7/4.50 |
13.5 |
111 |
126 |
90.3 |
70.1 |
881 |
|
7/5.00 |
15.0 |
137 |
155 |
112 |
86.5 |
1090 |
|
|
19/1.60 |
8.0 |
38.2 |
42.1 |
30.4 |
23.6 |
304 |
3 |
19/1.80 |
9.0 |
48.3 |
53.3 |
38.4 |
29.8 |
384 |
19/2.00 |
10.0 |
59.7 |
65.9 |
47.5 |
36.9 |
474 |
|
19/1.60 |
8.0 |
38.2 |
42.1 |
30.4 |
23.6 |
304 |
|
19/1.80 |
9.0 |
48.3 |
53.3 |
38.4 |
29.8 |
384 |
|
19/2.00 |
10.0 |
59.7 |
65.9 |
47.5 |
36.9 |
474 |
|
19/2.30 |
11.5 |
78.9 |
87.0 |
62.8 |
48.8 |
627 |
|
19/2.60 |
13.0 |
102 |
112 |
80.1 |
62.4 |
802 |
|
19/2.90 |
14.5 |
125 |
138 |
100 |
77.5 |
997 |
|
19/3.20 |
16.0 |
153 |
170 |
122 |
94.4 |
1210 |
|
19/3.50 |
17.5 |
183 |
201 |
145 |
113 |
1450 |
|
19/4.00 |
20.0 |
239 |
263 |
189 |
147 |
1900 |
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