HUBEI FUXING NEW MATERIAL TECHNOLOGY CO.,LTD
HUBEI FUXING SCIENCE AND TECHNOLOGY CO.,LTD
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PRODUCTS DESCRIPTION:
1) HS Code: 72172000
2) Standard: Both GB/T 4357-89 , DIN& EN are available.
3) Tensile Strength: 1570 Mpa, 1670Mpa,1770 Mpa,1860Mpa 1960 Mpa etc.
4) Package: Packing in soft coils or Z2, Z3 packing etc.
5) Delivery Time: 30 days after the final confimation of order
How to order:
1. Size: Diameter of the wire in millimeter or inches
2. Coating: Bright(ungalvanized), galvanized or Grease.
3. Packing: In small coils wrapped with oil paper and 2 or 3 big coils packed into one pallet..
4. Grade of wire: Tensile strength of wires.
5. Quantity: By number of coils or reels, by length or weight.
6. Lubrication: Whether lubrication is desired or not, and required lubricant.
7. Purpose: For which steel wire will be used.
8. Breaking Load: Minimum or calculated breaking load in tones or pounds.
9. Remarks: Shipping marks and any other special requirement.
TECHNOLOGY DETAIL
Used For Spring Of Indoor Decoration.
| 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 |
Tensile strength table of steel wire(Mpa)
| Group | Tensile strength |
| A1 | 1180-1380 |
| A2 | 1380-1580 |
| A3 | 1580-1780 |
| A4 | 1780-1980 |
| A5 | 1980-2180 |
| A6 | 2180-2380 |
Diameter tolerance of steel wire
| Diameter of steel wire(mm) | Grade of allowable tolerance | ||
| h10 | h11 | h12 | |
| Allowable tolerance | |||
| >0.30-0.60 | ±0.01 | ±0.02 | ±0.03 |
| >0.60-1.00 | ±0.01 | ±0.02 | ±0.03 |
| >1.00-3.00 | ±0.02 | ±0.03 | ±0.05 |
| >3.00-5.00 | ±0.02 | ±0.03 | ±0.05 |
PRODUCT PHOTO
