Spring Wire

Steel wire for springs is a product with specifications and technical characteristics that enables various applications, particularly in the manufacture of springs and frames for the mattress industry as well as other industrial applications.

Steel wire for springs is manufactured according to the specific demands of customers. These demands are achieved through strict criteria when selecting raw-material, resulting in a uniform finishing.

Material can be commercialised in rolls, coils or wire carriers.

Mechanical and Geometrical Values
Nominal diameter Tolerances Tensile strenght Minimum number of twists
SL SM SH
mm minimum (mm) maximum (mm) MPa MPa MPa d
1.20 1.180 1.220 1670-1910 1920-2160 2170-2400 25
1.25 1.230 1.270 1660-1900 1910-2140 2150-2380
1.30 1.280 1.320 1640-1890 1900-2130 2140-2370
1.32 1.300 1.340 1641-1881 - -
1.35 1.330 1.370 1634-1874 1888-2118 -
1.40 1.380 1.420 1620-1860 1870-2100 2110-2340
1.42 1.400 1.440 1618-1858 1871-2101 -
1.50 1.480 1.520 1600-1840 1850-2080 2090-2310 22
1.60 1.580 1.620 1590-1820 1830-2050 2060-2290
1.70 1.680 1.720 1570-1800 1810-2030 2040-2260
1.80 1.775 1.825 1550-1780 1790-2010 2020-2240
1.90 1.875 1.925 1540-1760 1770-1900 2000-2220
2.00 1.975 2.025 1520-1750 1760-1970 1980-2200
2.10 2.075 2.125 1510-1730 1740-1960 1970-2180
2.18 2.155 2.205 1490-1710 - -
2.20 2.175 2.225 1495-1715 1733-1943 -
2.25 2.225 2.275 1490-1710 1720-1930 1940-2150
2.30 2.275 2.325 1481-1701 1718-1928 -
2.39 2.365 2.415 1470-1690 - -
2.40 2.375 2.425 1470-1690 1700-1910 1920-2130
2.50 2.475 2.525 1460-1680 1690-1890 1900-2110
2.60 2.575 2.625 1450-1660 1670-1880 1890-2100
2.80 2.770 2.830 1420-1640 1650-1850 1860-2070
3.00 2.970 3.030 1410-1620 1630-1830 1840-2040
3.20 3.170 3.230 1390-1600 1610-1810 1820-2020
3.40 3.370 3.430 1370-1580 1590-1780 1790-1990 16
3.60 3.570 3.630 1350-1560 1570-1760 1770-1970
3.80 3.770 3.830 1340-1740 1550-1740 1750-1950
4.00 3.970 4.030 1320-1520 1530-1730 1740-1930
4.50 4.465 4.535 1290-1490 1500-1680 1690-1880
5.00 4.965 5.035 1260-1450 1460-1650 1660-1840
standard: EN 10270 -1

Other specifications on request.

Some examples:

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