|
|
 |
>> 光面钢丝系列产品 PLAIN WIRE SERIES
碳素弹簧钢丝
CARBON SPRING STEEL WIRES
|
|
 GB4357-1989
适用于机械用圆形截面的冷拉碳素弹簧钢丝
Round cold-drawing carbon spring steel wire for machinery. |
钢丝直径偏差表
Tolerance Of Steel Wire |
钢丝直径
Diameter of steel wire (mm) |
允许偏差
Tolerance(mm) |
>0.1-0.30
>0.3-0.60
>0.6-1.00
>1.0-3.00
>3.0-5.0
|
±0.014
±0.018
±0.02
±0.03
±0.038 |
扭转性能表
Torsion Performance |
钢丝直径
Diameter of steel wire (mm) |
扭转次数（不小于）
Torsion frequency not less than |
| Grade B.C |
≤2.00
>2.00-3.00 |
20
15 |
缠绕性能表
Coiling Performance |
钢丝级别
Grade of steel wire |
钢丝直径d Ometer
of steel wire (mm) |
芯棒直径
Core rod diameter(mm) |
缠绕圈数
Tuming rounds of coiling |
| Grade B.C |
≤6.00 |
d |
≥2 |
缠绕时，缠绕后的试样表面不得产生裂纹和断裂。
There shall not be cracks and ruptures on the sample surface atter coiling. |
弹簧钢丝抗拉强度性能表
Tensile Strengthg Of Spring Wire |
直径
Diameter(mm) |
抗拉强度
Tensile strength(MPa) |
| Grade B |
Grade C |
| 0.22 |
2110-2500 |
2350-2750 |
| 0.25 |
2060-2450 |
2300-2700 |
| 0.28 |
2010-2400 |
2300-2700 |
| 0.30 |
2010-2400 |
2300-2700 |
| 0.32 |
1960-2350 |
2250-2650 |
| 0.35 |
1960-2350 |
2250-2650 |
| 0.40 |
1910-2300 |
2250-2650 |
| 0.45 |
1860-2260 |
2200-2600 |
| 0.50 |
1860-2260 |
2200-2600 |
| 0.55 |
1810-2210 |
2150-2550 |
| 0.60 |
1760-2160 |
2110-2500 |
| 0.63 |
1760-2160 |
2110-2500 |
| 0.70 |
1710-2110 |
2060-2450 |
| 0.80 |
1710-2060 |
2010-2400 |
| 0.90 |
1710-2060 |
2010-2350 |
| 1.00 |
1660-2010 |
1960-2300 |
| 1.20 |
1620-1960 |
1910-2250 |
| 1.40 |
1620-1910 |
1860-2210 |
| 1.60 |
1570-1860 |
1810-2160 |
| 1.80 |
1520-1810 |
1810-2110 |
| 2.00 |
1470-1760 |
1710-2010 |
| 2.20 |
1420-1710 |
1660-1960 |
| 2.50 |
1420-1710 |
1660-1960 |
| 2.80 |
1370-1670 |
1620-1910 |
| 3.00 |
1370-1670 |
1570-1860 |
| 3.20 |
1320-1620 |
1570-1810 |
| 3.50 |
1320-1620 |
1570-1810 |
| 4.00 |
1320-1620 |
1520-1760 |
| 4.50 |
1320-1570 |
1520-1760 |
| 5.00 |
1320-1570 |
1470-1710 |
|
 |
|
