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Round Cold-Drawing Steel Wire, Spring Steel Wire , Bright , Used For Spring Of Automobile Seat And Cushion
PRODUCTS DESCRIPTION:
HIGH CARBON SPRING STEEL WIRE
1. MATERIAL: 60# 65# 70#
2. DIAMETER: 0.45MM - 4.0MM
3. SURFACE TREATMENT: GALVANIZED, OILED
4. PACKING: 20KG/COIL-200KG/COIL PLASTIC INSIDE, POLYWOVEN BAG OUTSIDE
5. APPLICATION: CONSTRUCTION
OR PRODUCE AS YOUR REQUESTS, PLS FEEL FREE TO CONTACT US.
CHEMICAL COMPOSITION OF RAW MATERIAL | |||||||
60# | C | Si | Mn | Cr | Ni | Cu | |
0.57-0.65 | 0.17-0.37 | 0.50-0.80 | 0.25max | 0.30max | 0.25max |
CHEMICAL COMPOSITION OF RAW MATERIAL | |||||||
65# | C | Si | Mn | Cr | Ni | Cu | |
0.62-0.70 | 0.17-0.37 | 0.50-0.80 | 0.25max | 0.30max | 0.25max |
CHEMICAL COMPOSITION OF RAW MATERIAL | |||||||
70# | C | Si | Mn | Cr | Ni | Cu | |
0.67-0.75 | 0.17-0.37 | 0.50-0.80 | 0.25max | 0.30max | 0.25max |
TECHNOLOGY DETAIL
Carbon spring steel wires | |||
Suitable for using the springs in machinery | GB4357-89 | ||
Diameter mm | Tensile Strength ,MPa | ||
B | C | D | |
0.40 | 1910-2300 | 2250-2650 | 2600-2990 |
0.45 | 1860-2260 | 2200-2600 | 2550-2940 |
0.50 | 1860-2260 | 2200-2600 | 2550-2940 |
0.55 | 1810-2210 | 2150-2550 | 2500-2890 |
0.60 | 1760-2160 | 2110-2500 | 2450-2840 |
0.63 | 1760-2160 | 2110-2500 | 2450-2840 |
0.70 | 1710-2110 | 2060-2450 | 2450-2840 |
0.80 | 1710-2060 | 2010-2400 | 2400-2840 |
0.90 | 1710-2060 | 2010-2350 | 2350-2750 |
1.00 | 1660-2010 | 1960-2300 | 2300-2690 |
1.20 | 1620-1960 | 1910-2250 | 2250-2550 |
1.40 | 1620-1910 | 1860-2210 | 2150-2450 |
1.60 | 1570-1860 | 1810-2160 | 2100-2400 |
1.80 | 1520-1810 | 1760-2110 | 2010-2300 |
2.00 | 1470-1760 | 1710-2010 | 1910-2200 |
2.20 | 1420-1710 | 1660-1960 | 1810-2110 |
2.50 | 1420-1710 | 1660-1960 | 1760-2060 |
2.80 | 1370-1670 | 1620-1910 | 1710-2010 |
3.00 | 1370-1670 | 1570-1860 | 1710-1960 |
3.20 | 1320-1620 | 1570-1810 | 1660-1910 |
3.50 | 1320-1620 | 1570-1810 | 1660-1910 |
4.00 | 1320-1620 | 1570-1760 | 1620-1860 |
4.50 | 1320-1570 | 1520-1760 | 1620-1860 |