Carbon spring steel wire
Diameter tolerance table of steel wire
Diameter of teel wire | Allowable tolerance |
>0.1-0.30>0.3-0.60>0.6-1.00>1.0-3.00 | ±0.014±0.018±0.02±0.03 |
Torsion performance table
Diameter of steel wire | Torsion frequemcy is not smaaler than |
<2.00>2.00-3.00 | B.C |
20 15 |
Coiling performance table
Grade of steel wire | Diameter of steel wire | Core rof diameter | Rurning rounds of coiling |
b.c | <6.00 | d | >2 |
STEEL WIRE | TENSILE STRENGTH N/M2 | ||
Wire diameter | Grade B | Grade C | Grade D |
0.20 | 2150-2550 | 2400-2790 | 2690-3090 |
0.25 | 2060-2450 | 2300-2700 | 2640-3040 |
0.30 | 2010-2400 | 2300-2700 | 2640-3040 |
0.40 | 1910-2300 | 2250-2650 | 2600-2990 |
0.50 | 1860-2260 | 2200-2600 | 2550-2940 |
0.60 | 1760-2160 | 2110-2550 | 2450-2840 |
0.70 | 1710-2110 | 2060-2450 | 2450-2840 |
0.80 | 1710-2060 | 2010-2400 | 2400-2840 |
1.00 | 1600-2010 | 1960-2300 | 2300-2690 |
1.20 | 1620-1910 | 1910-2250 | 2500-2550 |
1.40 | 1620-1910 | 1860-2110 | 2450-2450 |
1.60 | 1570-1860 | 1810-2160 | 2110-2400 |
1.80 | 1520-1810 | 1760-2110 | 2010-2300 |
2.00 | 1470-1760 | 1710-2010 | 1910-2200 |
2.20 | 1420-1710 | 1660-1960 | 1810-2110 |
3.00 | 1370-1670 | 1570-1860 | 1710-1960 |
4.00 | 1320-1570 | 1520-1760 | 1620-1860 |
5.00 | 1320-1570 | 1470-1710 | 1570-1810 |
6.00 | 1220-1470 | 1620-1660 | 1520-1760 |
7.00 | 1170-1420 | 1370-1570 | |
8.00 | 1170-1420 | 1370-1570 | |
9.00 | 1130-1320 | 1320-1520 | |
10.00 | 1130-1320 | 1320-1520 | |
11.00 | 1080-1270 | 1270-1470 | |
12.00 | 1080-1270 | 1270-1470 | |
13.00 | 1030-1220 | 1220-1420 |