hot rolled High tensile alloy flat spring steel wire 55crv 55crsi 60si2mn 65mn
hot rolled High tensile alloy flat spring steel wire
Use for making compression spring, extension spring, torsion spring , mattress spring , flat control cable , etc.
Diameter:0.20---12.0mm
Wire Rod Material: 45# ,60#, 65# ,65Mn, 70#,72A,72B, 80#, 82B
Standard: DIN17223, EN10270-1, JIS G 3521, ASTM A227 , GB4357-89
Tensile Strength: B,C grade / SM,DM;SH,DH/ SWB, SWC
Surface: Smooth , Lead Patented heat treatment and Phosphated.
Certificate: ISO9001 , ISO14001 , SGS
CHEMICAL COMPOSITION %:
|
C |
Si |
Mn |
P |
S |
|
0.40-1.00 |
Max 0.35 |
0.30-1.50 |
Max 0.04 |
Max 0.04 |
PARAMETER:
|
SIZE/ mm |
TOLERANCE/ mm |
TENSILE STRENGTH- mm/2 |
||
|
CLASS A |
CLASS B |
CLASS C |
||
|
0.30 |
±0.010 |
|
2370-2650 |
|
|
0.34 |
|
2330-2600 |
|
|
|
0.36 |
|
2310-2580 |
|
|
|
0.40 |
|
2270-2550 |
|
|
|
0.45 |
|
2240-2500 |
|
|
|
0.50 |
±0.020 |
|
2200-2470 |
|
|
0.56 |
|
2170-2430 |
|
|
|
0.60 |
|
2140-2400 |
|
|
|
0.65 |
|
2120-2370 |
|
|
|
0.70 |
|
2090-2350 |
|
|
|
0.75 |
|
2070-2320 |
|
|
|
0.80 |
|
2050-2300 |
|
|
|
0.85 |
±0.025 |
|
2030-2280 |
|
|
0.90 |
|
2010-2260 |
|
|
|
0.95 |
|
2000-2240 |
|
|
|
1.00 |
1720-1970 |
1980-2220 |
|
|
|
1.20 |
1670-1910 |
1920-2160 |
|
|
|
1.40 |
1620-1860 |
1870-2100 |
|
|
|
1.50 |
±0.035 |
1600-1840 |
1850-2080 |
|
|
1.60 |
1590-1820 |
1830-2050 |
|
|
|
1.80 |
1550-1780 |
1620-1910 |
|
|
|
2.00 |
1520-1750 |
1570-1860 |
1980-2200 |
|
|
2.10 |
1510-1730 |
1570-1810 |
1970-2180 |
|
|
2.50 |
1460-1680 |
1520-1760 |
1900-2110 |
|
|
2.80 |
1420-1640 |
1520-1760 |
1860-2070 |
|
|
3.00 |
1410-1620 |
1470-1710 |
|
|
|
3.20 |
1390-1600 |
1470-1710 |
|
|
|
3.40 |
±0.045 |
1370-1580 |
1420-1610 |
|
|
3.60 |
1350-1560 |
1420-1610 |
|
|
|
3.80 |
1340-1540 |
1370-1570 |
|
|
|
4.00 |
1320-1520 |
1370-1570 |
|
|
|
4.50 |
1290-1490 |
1320-1520 |
|
|
|
5.00 |
1260-1450 |
1320-1520 |
1660-1840 |
|
|
5.30 |
1240-1430 |
1440-1630 |
1640-1820 |
|
|
5.60 |
1230-1420 |
1430-1610 |
1620-1800 |
|
|
6.00 |
±0.060 |
1210-1390 |
1400-1580 |
1590-1770 |
|
6.30 |
1190-1380 |
1390-1560 |
1570-1750 |
|
|
6.50 |
1180-1370 |
1380-1550 |
1560-1740 |
|
|
7.00 |
1160-1340 |
1350-1530 |
1540-1710 |
|
|
7.50 |
1140-1320 |
1330-1500 |
1510-1680 |
|
|
8.00 |
1120-1300 |
1310-1480 |
1490-1660 |
|
|
8.50 |
1110-1280 |
1290-1460 |
1470-1630 |
|
|
9.00 |
±0.070 |
1090-1260 |
1270-1440 |
1450-1610 |
|
9.50 |
1070-1250 |
1260-1420 |
1430-1590 |
|
|
10.00 |
1060-1230 |
1240-1400 |
1410-1570 |
|
|
10.05 |
±0.090 |
|
1220-1380 |
1390-1550 |
|
11.00 |
|
1210-1370 |
1380-1530 |
|
|
12.00 |
|
1180-1340 |
1350-1500 |
|
|
13.00 |
|
1160-1310 |
1320-1470 |
|
|
14.00 |
|
1130-1280 |
1290-1440 |
|
|
Class D available for sizes below 1.00mm |
||||
Packing in coils by plastic film inside and plastic-woven strip outside.
