Requirements for mechanical characteristics of wire |
Nominal diameter d of wire | Diameter tolerances | R | Minimum number of reverse bends | Minimum number of torsions | Minimum mass of coating |
Bright and coated- ClassB | Coated-ClassA | Bright and coated-Class B | Coated-Class A | Bright and coated-Class B | Coated-Class A |
Tensile strength grade-MPa | Tensile strength grade-MPa | g/m² |
mm | mm | mm | 1180 & 1370 | 1570 | 1770 | 1960 | 2160 | 1370 | 1570 | 1770 | 1960 | 1180 & 1370 | 1570 | 1770 | 1960 | 2160 | 1370 | 1570 | 1770 | 1960 | Class B | Class A |
0.20≤d<0.25 0.25≤d<0.30 0.30≤d<0.40 0.40≤d<0.50 0.50≤d<0.55 | ±0.008 ±0.008 ±0.01 ±0.01 ±0.015 | 一 一 ±0.025 ±0.025 ±0.03 | 1.75 | 16 | 15 | 14 | 13 | 12 |
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| 34 | 30 | 28 | 25 | 23 |
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| 20 30 30 40 50 | 85 100 |
0.55≤d<0.60 0.60≤d<0.65 0.65≤d<0.70 0.70≤d<0.75 0.75≤d<0.80 | ±0.015 ±0.015 ±0.015 ±0.015 ±0.015 | ±0.03 ±0.03 ±0.03 ±0.03 ±0.03 | 1.75 1.75 1.75 2.5 2.5 | 14 13 12 19 18 | 14 12 11 17 16 | 13 11 10 16 15 | 12 10 9 15 14 | 11 9 8 14 13 |
| 13 12 | 12 11 | 11 10 | 34 34 34 34 34 | 30 30 30 30 30 | 28 28 28 28 28 | 25 25 25 25 25 | 23 23 23 23 20 |
| 21 21 | 19 19 | 17 17 | 50 60 60 60 60 | 100 115 115 130 130 |
0.80≤d<0.85 0.85≤d<0.90 0.90≤d<0.95 0.95≤d<1.00 1.00≤d<1.10 | ±0.015 ±0.015 ±0.015 ±0.015 ±0.02 | ±0.03 ±0.03 ±0.03 ±0.03 ±0.04 | 2.5 2.5 2.5 2.5 3.75 | 16 15 14 13 20 | 14 13 12 11 18 | 13 12 11 10 17 | 12 11 10 9 16 | 11 10 9 8 14 |
| 11 10 9 8 15 | 10 9 8 7 14 | 9 8 7 6 12 | 34 34 34 34 33 | 30 30 30 30 29 | 28 28 28 28 26 | 25 25 25 25 23 | 22 22 22 22 21 |
| 21 21 21 21 20 | 19 19 19 19 18 | 17 17 17 17 13 | 70 70 70 70 80 | 145 145 155 155 165 |
1.10≤d<1.20 1.20≤d<1.30 1.30≤d<1.40 1.40≤d<1.50 1.50≤d<1.60 | ±0.02 ±0.02 ±0.02 ±0.02 ±0.02 | ±0.04 ±0.04 ±0.04 ±0.04 ±0.04 | 3.75 3.75 3.75 3.75 5 | 19 18 16 14 16 | 17 16 14 12 15 | 16 15 13 11 14 | 15 14 12 10 13 | 13 12 10 9 12 |
| 14 12 10 8 11 | 13 11 8 7 10 | 11 9 7 6 9 | 33 33 33 33 33 | 29 28 28 28 28 | 26 25 25 25 25 | 23 22 22 22 22 | 21 20 19 19 19 |
| 20 18 18 18 18 | 18 15 15 15 15 | 13 10 10 10 10 | 80 90 100 100 100 | 165 180 180 195 195 |
1.60≤d<1.65 1.65≤d<1.70 1.70≤d<1.80 1.80≤d<1.85 1.85≤d<1.90 1.90≤d<2.00 2.00≤d<2.10 | ±0.02 ±0.02 ±0.02 ±0.025 ±0.025 ±0.025 ±0.025 | ±0.04 ±0.04 ±0.05 ±0.05 ±0.05 ±0.05 ±0.05 | 5 5 5 5 5 5 7.5 | 15 15 14 13 13 1 17 | 14 14 12 11 11 10 16 | 13 13 11 10 10 9 15 | 12 12 11 10 10 9 14 | 11 11 10 8 8 7 12 |
| 10 10 9 8 8 7 13 | 9 9 8 7 7 6 12 | 8 8 7 6 6 5 11 | 33 33 33 32 32 32 32 | 28 28 28 27 27 27 27 | 25 25 25 24 24 24 24 | 22 22 22 21 21 21 21 | 19 19 19 18 18 18 18 |
| 18 18 18 17 17 17 17 | 15 15 15 14 14 14 14 | 10 10 10 9 9 9 | 100 100 100 100 115 115 115 | 195 205 205 205 215 215 215 |
2.10≤d<2.15 2.15≤d<2.20 | ±0.025 ±0.025 | ±0.06 ±0.06 | 7.5 7.5 | 16 16 | 15 15 | 14 14 | 13 13 | 11 11 |
| 12 12 | 11 11 | 10 10 | 32 32 | 27 27 | 24 24 | 21 21 | 18 18 |
| 17 17 | 14 14 | 9 9 | 115 125 | 215 230 |
2.20≤d<2.30 2.30≤d<2.40 2.40≤d<2.50 2.50≤d<2.60 | ±0.025 ±0.025 ±0.025 ±0.025 | ±0.06 ±0.06 ±0.06 ±0.06 | 7.5 7.5 7.5 7.5 | 15 15 15 14 | 14 14 13 12 | 13 13 12 11 | 12 12 11 10 | 10 10 9 8 | 12 12 11 10 | 11 11 10 9 | 10 10 9 8 | 9 9 8 7 | 31 30 29 29 | 27 27 26 26 | 24 24 23 23 | 21 21 20 20 | 18 18 18 18 | 20 20 20 19 | 17 17 15 15 | 14 14 12 12 | 9 9 7 7 | 125 125 125 125 | 230 230 230 245 |
2.60≤d<2.70 2.70≤d<2.80 2.80≤d<2.90 2.90≤d<3.00 3.00≤d<3.10 | ±0.02 ±0.025 ±0.03 ±0.03 ±0.03 | ±0.06 ±0.06 ±0.07 ±0.07 ±0.07 | 7.5 7.5 7.5 7.5 10 | 12 11 11 10 15 | 11 10 10 9 14 | 10 9 9 8 13 | 9 8 8 7 12 | 7 6 6 6 10 | 9 8 8 7 11 | 8 7 7 6 10 | 7 6 6 5 9 | 6 5 5 4 8 | 29 29 28 28 27 | 26 26 26 26 25 | 23 23 23 23 21 | 20 20 20 20 18 | 18 18 18 18 16 | 19 19 18 18 18 | 15 15 15 15 12 | 12 12 12 12 8 | 7 7 7 7 5 | 125 125 135 135 135 | 245 245 255 255 255 |
3.10≤d<3.20 3.20≤d<3.30 3.30≤d<3.40 3.40≤d<3.50 3.50≤d<3.60 | ±0.03 ±0.03 ±0.03 ±0.03 ±0.03 | ±0.07 ±0.07 ±0.07 ±0.07 ±0.07 | 10 10 10 10 10 | 14 13 12 11 10 | 13 12 11 10 9 | 12 11 10 9 8 | 11 10 9 8 7 | 9 8 7 6 5 | 10 9 9 8 7 | 9 8 8 7 6 | 8 7 7 6 5 | 7 6 6 5 4 | 27 27 27 27 26 | 25 25 25 25 24 | 21 21 21 21 20 | 18 18 18 18 16 | 16 16 16 16 14 | 13 13 13 13 11 | 12 12 12 12 10 | 8 8 8 8 6 | 5 5 5 5 | 135 135 135 135 135 | 255 265 265 265 265 |
