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Grade | Size-mm/(inch) | Tolerance-mm/ (inch) | Sectional Area-mm2/ (inch2) |
Theoretical Weight-Kg/1000m-(lb/1000ft) |
Minimum Breaking Strength-Kn/ (lbf) |
Minimum Elongation(L0≥610mm)% |
Relaxation Value(1000hs) |
||||||
Initial Load 70% |
Initial Load 80% |
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860(270) | 9.53(0.375)11.11(0.438)12.7(0.500)13.20(0.520)14.29(0.563)15.24(0.600)17.78(0.700) | +0.65 -0.15(+0.026) (-0.006) |
54.8(0.085)74.2(0.115)98.7(0.153)107.7(0.167)123.9(0.192)140.0(0.217)189.7(0.294) | 432(290) 582(390) 775(520) 844(568) 970(651) 1102(740) 1487(1000) |
102.3(23000)137.9(31000)183.7(41300)200.2(45000)230.0(51700)260.7(58600)353.2(79400) | ≤3.5 | ≤2.5% | ≤3.5% | |||||
Type of strand |
Size/mm | Nominal Tensile Strength N/mm2 |
Nominal steel Area mm2 |
Nominal Mass g/m |
Tolerance on | Specified characteristic breaking Load Kn |
||
Dia. mm |
Cross-sectional /mm2 | Mass g/m |
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7-wire standard |
15.2 12.5 |
1670 1770 |
138 93 |
1090 730 |
+0.4 -0.2 |
For all strands +4% -2% |
For all strands +4% -2% |
232 164 |
11.0 9.3 |
1770 1770 |
71 52 |
557 408 |
+0.3 -0.15 |
125 92 |
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7-wire super |
15.7 12.9 |
1770 1860 |
150 100 |
1180 785 |
+0.4 -0.2 |
265 186 |
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11.3 9.6 8.0 |
1860 1860 1860 |
75 55 38 |
590 432 298 |
+0.3 -0.15 |
139 102 70 |
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7-wire drawn |
18.0 15.2 12.7 |
1700 1820 1860 |
223 165 112 |
1750 1290 890 |
+0.4 -0.2 |
380 300 209 |
Grade | Size-mm/(inch) | Tolerance-mm/ (inch) | Sectional Area-mm2/ (inch2) |
Theoretical Weight-Kg/1000m-(lb/1000) |
Minimum Breaking Strength-Kn/ (lbf) |
Minimum Elongation(L0≥610mm)% |
Relaxation Value(1000hs) |
|
Initial Load 70% |
Initial Load 80% |
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1725(20) | 6.4(0.250) 7.9(0.313) 9.5(0.375) 11.1(0.438) 12.7(0.500) 15.2(0.600) |
±0.40 (±0.01) |
23.2(0.036) 37.4(0.058) 51.6(0.080) 69.7(0.108) 92.9(0.144) 139.4(0.21) |
182(122) 294(197) 405(272) 548(367) 730(490) 1094(737) |
40.0(9000) 64.5(14500) 89.0(20000) 120.1(27000) 160.1(36000) 240.2(5400) |
≤3.5 | ≤2.5% | ≤3.5% |
860(270) | 9.53(0.375) 11.11(0.438) 12.7(0.500) 13.20(0.520) 14.29(0.563) 15.24(0.600) 17.78(0.700) |
+0.65 -0.15 (+0.026) (-0.006) |
54.8(0.085) 74.2(0.115) 98.7(0.153) 107.7(0.167) 123.9(0.192) 140.0(0.217) 189.7(0.294) |
432(290) 582(390) 775(520) 844(568) 970(651) 1102(740) 1487(1000) |
102.3(23000) 137.9(31000) 183.7(41300) 200.2(45000) 230.0(51700) 260.7(58600) 353.2(79400) |
≤3.5 | ≤2.5% | ≤3.5% |
BS5896-1980
|
Size/ mm |
Actual Size (A/mm) |
Tolerance (mm) |
Sectional Area (mm) |
Mass (g/m) |
Tensile Strength (Rm/Mpa) |
Max. Strength (Fm/Kn) |
Yield Strength (Fp2.0/Kn) |
Elongaion (Lo≥500mmAgt) |
Relaxation | |
6.20 | 5.41 | +0.15 -0.05 |
19.80 | 155 | 1570 | 31.1 | 28.0 | for all sizes ≥3.5% |
60% 70%80% |
1000hs stress relaxalion ≤1.0% ≤2.5% ≤4.5% |
1720 | 34.1 | 30.7 | ||||||||
1860 | 36.8 | 33.1 | ||||||||
1960 | 38.8 | 34.9 | ||||||||
6.50 | 5.60 | 21.20 | 166 | 1570 | 33.3 | 30.0 | ||||
1720 | 36.5 | 32.9 | ||||||||
1860 | 39.4 | 35.5 | ||||||||
1960 | 41.6 | 37.4 | ||||||||
8.60 | 7.46 | +0.20 -0.10 |
37.70 |
296 |
1470 | 55.4 | 49.9 | |||
1570 | 59.2 | 53.3 | ||||||||
1720 | 54.8 | 58.3 | ||||||||
1860 | 70.1 | 63.1 | ||||||||
1960 | 73.9 | 66.5 | ||||||||
8.74 | 7.56 | 38.60 | 303 | 1570 | 60.6 | 54.5 | ||||
1670 | 64.5 | 58.1 | ||||||||
1860 | 71.8 | 64.6 | ||||||||
10.80 | 9.33 | 58.90 |
462 |
1470 | 86.8 | 77.9 | ||||
1570 | 92.5 | 83.3 | ||||||||
1720 | 101 | 90.9 | ||||||||
1860 | 110 | 99 | ||||||||
1960 | 115 | 104 | ||||||||
12.90 | 11.20 | 84.80 |
666 |
1470 | 125 | 113 | ||||
1570 | 133 | 120 | ||||||||
1720 | 146 | 131 | ||||||||
1860 | 158 | 142 | ||||||||
1960 | 166 | 149 |
Grade | Size-mm/(inch) | Tolerance-mm/ (inch) | Sectional Area-mm2/ (inch2) |
Theoretical Weight-Kg/1000m- (lb/1000ft) |
Minimum Breaking Strength-Kn/(lbf) |
Minimum Elongation(L0≥610mm)% |
Relaxation Value(1000hs) | ||||||||||||||||||||||||||||||||||||||||||||||||||
Initial Load 70% |
Initial Load 80% |
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1725 (250) |
6.4(0.250) 7.9(0.313) 9.5(0.375) 11.1(0.438) 12.7(0.500) 15.2(0.600) |
±0.40 (±0.016) |
23.2(0.036) 37.4(0.058) 51.6(0.080) 69.7(0.108) 92.9(0.144) 139.4(0.216) |
182(122) 294(197) 405(272) 548(367) 730(490) 1094(737) |
40.0(9000) 64.5(14500) 89.0(20000) 120.1(27000) 160.1(36000) 240.2(54000) |
≤3.5 | ≤2.5% | ≤3.5% | |||||||||||||||||||||||||||||||||||||||||||||||||
860 (270) |
9.53(0.375) 11.11(0.438) 12.7(0.500) 13.20(0.520) 14.29(0.563) 15.24(0.600) 17.78(0.700) |
+0.65 -0.15 (+0.026) (-0.006) |
54.8(0.085) 74.2(0.115) 98.7(0.153) 107.7(0.167) 123.9(0.192) 140.0(0.217) 189.7(0.294) |
432(290) 582(390) 775(520) 844(568) 970(651) 1102(740) 1487(1000) |
102.3(23000) 137.9(31000) 183.7(41300) 200.2(45000) 230.0(51700) 260.7(58600) 353.2(79400) |
≤3.5 | ≤2.5% | ≤3.5% | |||||||||||||||||||||||||||||||||||||||||||||||||
BS5896-1980
|
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INDENTED PC WIRE
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GALVANIZED PRESTRESSED CONCRETE WIRE
|
Size/mm |
Tolerance/mm |
Area/ mm2 |
Theoretical weight-g/m |
Wire Cross-sectional Size | RibPieces | LayLength(Lg)/mm | |||
Basic-roundDia(D1)/mm | OutioneDia(D)/mm | RibWidth(jk)/ mm | RibHeight(jg)/mm | ||||||
4.00 | ±0.04 | 12.57 | 98.6 | 3.85 ±0.05 | 4.25 ±0.05 | 0.90~1.30 | 0.15~ 0.25 | 4 |
24-30 |
4.80 | ±0.05 |
18.10 | 142 | 4.60 ±0.05 | 5.10 ±0.05 | 1.30~1.70 | 0.20~ 0.30 | 28-36 | |
5.00 | 19.63 | 154 | 4.08 ±0.05 | 5.30 ±0.05 | 1.30~1.70 | 0.20~ 0.30 | 28-36 | ||
5.25 | 21.65 | 170 | 5.05 ±0.05 | 5.55 ±0.05 | 1.40~1.80 | 0.20~ 0.30 | 28-38 | ||
6.00 | 28.27 | 222 | 5.80 ±0.05 | 6.30 ±0.05 | 1.60~2.00 | 0.30~ 0.40 | 30-38 | ||
6.25 | 30.68 | 241 | 6.00 ±0.05 | 6.70 ±0.05 | 1.60~2.00 | 0.30~ 0.40 | 30-40 | ||
7.00 | 38.48 | 302 | 6.73 ±0.05 | 7.46 ±0.10 | 1.80~2.20 | 0.30~ 0.40 | 35-45 | ||
7.50 | 44.18 | 347 | 7.25 ±0.05 | 7.95 ±0.05 | 1.90~2.30 | 0.30~ 0.40 | 40-50 | ||
8.00 | ±0.06 |
50.26 | 394 | 7.75 ±0.05 | 8.45 ±0.10 | 2.00~2.40 | 0.30~ 0.40 | 40-50 | |
9.00 | 63.62 | 499 | 8.75 ±0.05 | 9.45 ± 0.05 | 2.10~2.70 | 0.30~ 0.40 | 42-52 | ||
9.50 | 70.88 | 556 | 9.25 ±0.10 | 9.25 ±0.05 | 2.20~2.80 | 0.30~ 0.40 | 44-55 | ||
10.00 | 78.54 | 616 | 9.75 ±0.05 | 9.75 ±0.05 | 2.50~3.00 | 0.30~ 0.40 | 45-58 | ||
12.00 | 113.1 | 888 | 11.60 ±0.05 | 12.20 ±0.10 | 2.80~3.20 | 0.30~ 0.40 | 50-65 | ||
Size/mm |
Nominal Tensile Strength/Mpa |
Yield Strength/Mpa |
Elongation Lo=200mm/% |
180oBending Times |
Relaxation | ||
Times | Bending Radius/mm |
Condition | % | ||||
4.00 | 1470 1570 1670 1770 1860 |
1290 1380 1470 1560 1640 |
≥3.5 |
≥3 | 10 | Initial load being 70% of nominal breaking strength |
≤2.5 |
4.80 | ≥4 |
15 | |||||
5.00 | |||||||
5.25 | |||||||
6.00 | |||||||
6.25 | 20 | ||||||
7.00 | |||||||
7.50 | 1470 1570 1670 1770 |
1290 1380 1470 1560 |
|||||
8.00 | |||||||
9.00 | 1470 1570 1670 |
1290 1380 1470 |
25 | ||||
9.50 | |||||||
10.00 | 1470 1570 | 1290 1380 | |||||
12.00 | 30 |
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