American association of materials and experimental standards ASTM A416:
Grade | Norminal Diameter | Tolerance | Area of section |
Theoretical Weight per 1000meter |
Minimum Breaking Load |
Minimum Load At 1% extension |
Elongation Not less than |
Relaxation Value not more than |
|
mm | mm | Mm2 | kg | KN | KN | % |
70% initial Load |
80% Initial Load |
|
250 | 9.53 |
±0.04 |
51.61 | 405 | 89.0 | 80.1 |
3.5 |
2.5 |
4.5 |
11.11 | 69.68 | 548 | 120.1 | 108.1 | |||||
12.7 | 92.90 | 730 | 160.1 | 144.1 | |||||
15.24 | 139.35 | 1094 | 240.2 | 216.2 | |||||
270 | 9.53 |
+0.65 -0.15 |
54.84 | 432 | 102.3 | 92.1 |
3.5 |
2.5 |
4.5 |
11.11 | 74.19 | 582 | 137.9 | 124.1 | |||||
12.7 | 98.71 | 775 | 183.7 | 165.3 | |||||
15.24 | 140 | 1102 | 260.7 | 234.6 |
British standard(BS5896):
Strand type | Norminal Diameter | Tolerance | Area of section |
Theoretical Weight per 1000 meter |
Tensile Strength |
Specified characteristic Breaking load |
Specified Characteristics 0.1%yield intinal load |
Load at 1% Elongation L0≥500 |
Minimum Elongation At Max Load |
Relaxation Value 1000h | ||
mm | mm | Mm2 | kg | N/mm2 | KN | KN | % | |||||
Standard 7-wire |
9.3 | +0.3 | 52 | 408 | 1770 | 92 | 78 | 81 |
3.5 |
1.0 |
2.5 |
4.5 |
-0.15 | ||||||||||||
11 | +0.3 | 71 | 557 | 1770 | 125 | 106 | 110 | |||||
-0.15 | ||||||||||||
12.5 | +0.4 | 93 | 730 | 1770 | 164 | 139 | 144 | |||||
-0.2 | ||||||||||||
15.2 | +0.4 | 139 | 1090 | 1670 | 232 | 197 | 204 | |||||
-0.2 | ||||||||||||
Super 7-wire |
9.6 | +0.3 | 55 | 432 | 1860 | 102 | 87 | 90 |
3.5 |
1.0 |
2.0 |
2.0 |
-0.15 | ||||||||||||
11.3 | +0.3 | 75 | 590 | 1860 | 139 | 118 | 122 | |||||
-0.15 | ||||||||||||
12.9 | -0.15 | 100 | 785 | 1860 | 186 | 158 | 163 | |||||
+0.4 | ||||||||||||
15.7 | +0.4 | 150 | 1180 | 1770 | 265 | 225 | 233 | |||||
-0.2 | ||||||||||||
Die-Drawn 7-wire |
12.7 |
+0.4 -0.2 |
112 | 890 | 1860 | 209 | 178 | 184 |
3.5 |
1.0 |
2.0 |
2.0 |
15.2 | 165 | 1295 | 1820 | 300 | 255 | 264 | ||||||
18 | 223 | 1750 | 1700 | 380 | 323 | 334 |
Japanese standards JIS G3536:
Steel Grade | Norminal Diameter | Tolerance | Area of section |
Theoretical Weight per 1000 meter |
Breaking Load |
Load at 0.2% Permaneat elongation |
Minimum Elongation At Max load≥ |
Relaxation Value ≤ |
mm | mm | Mm2 | kg | ≥KN | ≥KN | % | % | |
SWPR7A | 9.3 |
+0.4 -0.2 |
51.61 | 405 | 88.8 | 75.5 |
3.5 |
3.0 |
10.8 | 69.68 | 546 | 120 | 102 | ||||
12.4 | 92.90 | 729 | 160 | 136 | ||||
15.2 | 138.70 | 1101 | 240 | 204 | ||||
WEPR7B | 9.5 |
+0.4 -0.2 |
58.84 | 432 | 102 | 86.8 | ||
11.1 | 74.19 | 580 | 138 | 118 | ||||
12.7 | 98.71 | 774 | 183 | 156 | ||||
15.2 | 138.70 | 1101 | 261 | 222 |
Contact us: