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弹簧钢丝的抗拉强度(摘自GB/T 1239.6-1992)
表10-2-3
注:本表的单位是MPa。
| 钢丝直径/mm | 阀门用油淬火回火碳素弹簧钢丝(GB4359) | 油淬火回火碳素弹簧钢丝(GB4360) | 油淬火回火硅锰合金弹簧钢丝(GB4361)抗拉强度 | 阀门用油淬火回火铬硅合金弹簧钢丝(GB4362) | 阀门用油淬火回火铬钒合金弹簧钢丝(GB2271) | |||
|---|---|---|---|---|---|---|---|---|
| A类 | B类 | A类 | B类 | C类 | ||||
| 1 | - | - | - | - | - | - | - | 1667 |
| 1.2 | - | - | - | - | - | - | - | 1667 |
| 1.4 | - | - | - | - | - | - | - | 1667 |
| 1.6 | - | - | - | - | - | - | 1961 | 1667 |
| 1.8 | - | - | - | - | - | - | 1961 | 1667 |
| 2 | 1422 | 1618 | 1716 | 1569 | 1667 | 1765 | 1912 | 1618 |
| 2.2 | 1422 | 1569 | 1667 | 1569 | 1667 | 1765 | 1912 | 1618 |
| 2.5 | 1422 | 1569 | 1667 | 1569 | 1667 | 1765 | 1912 | 1618 |
| 3 | 1422 | 1520 | 1618 | 1569 | 1667 | 1765 | 1912 | 1618 |
| 3.2 | 1422 | 1471 | 1569 | 1520 | 1618 | 1716 | 1863 | 1569 |
| 3.5 | 1422 | 1471 | 1569 | 1520 | 1618 | 1716 | 1863 | 1569 |
| 4 | 1422 | 1422 | 1520 | 1471 | 1569 | 1667 | 1814 | 1520 |
| 4.5 | 1373 | 1373 | 1471 | 1471 | 1569 | 1667 | 1814 | 1520 |
| 5 | 1373 | 1324 | 1422 | 1471 | 1569 | 1667 | 1765 | 1471 |
| 5.5 | 1324 | 1275 | 1373 | 1471 | 1569 | 1667 | 1765 | 1471 |
| 6 | 1324 | 1275 | 1373 | 1471 | 1569 | 1667 | 1716 | 1471 |
| 6.5 | - | 1275 | 1373 | 1471 | 1569 | 1667 | 1716 | 1422 |
| 7 | - | 1226 | 1324 | 1422 | 1520 | 1618 | 1667 | 1422 |
| 7.5 | - | - | - | 1422 | 1520 | 1618 | - | - |
| 8 | - | 1226 | 1324 | 1422 | 1520 | 1618 | 1667 | 1373 |
| 8.5 | - | - | - | 1422 | 1520 | 1618 | - | - |
| 9 | - | 1226 | 1324 | 1422 | 1520 | 1618 | - | 1373 |
| 9.5 | - | - | - | 1373 | 1471 | 1569 | - | - |
| 10 | - | 1177 | 1275 | 1373 | 1471 | 1569 | - | 1373 |
| 10.5 | - | - | - | 1373 | 1471 | 1569 | - | - |
| 11 | - | 1177 | 1275 | 1373 | 1471 | 1569 | - | - |
| 11.5 | - | - | - | 1373 | 1471 | 1569 | - | - |
| 12 | - | 1177 | 1275 | 1373 | 1471 | 1569 | - | - |
| 13 | - | - | - | 1373 | 1471 | - | - | - |
| 14 | - | - | - | 1373 | 1471 | - | - | - |
表10-2-4
注:本表的单位是MPa。
| 钢丝直径/mm | 碳素弹簧钢丝GB4357 | 琴钢丝GB4358 | 弹簧用不锈钢丝YB(T)11 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| B级 | C级 | D级 | G1组 | G2组 | F组 | A组 | B组 | C组 | |
| 0.08 | 2400 | 2740 | 2840 | 2893 | 3187 | - | 1618 | 2157 | - |
| 0.09 | 2350 | 2690 | 2840 | 2844 | 3138 | - | 1618 | 2157 | - |
| 0.1 | 2300 | 2650 | 2790 | 2795 | 3080 | - | 1618 | 2157 | - |
| 0.12 | 2250 | 2600 | 2740 | 2746 | 3040 | - | 1618 | 2157 | - |
| 0.14 | 2200 | 2550 | 2740 | 2697 | 2991 | - | 1618 | 2157 | 1961 |
| 0.16 | 2150 | 2500 | 2690 | 2648 | 2942 | - | 1618 | 2157 | 1961 |
| 0.18 | 2150 | 2450 | 2690 | 2599 | 2883 | - | 1618 | 2157 | 1961 |
| 0.2 | 2150 | 2400 | 2690 | 2599 | 2844 | - | 1618 | 2157 | 1961 |
| 0.22 | 2110 | 2350 | 2690 | - | - | - | - | - | - |
| 0.23 | - | - | - | 2550 | 2795 | - | 1569 | 2059 | 1961 |
| 0.25 | 2060 | 2300 | 2640 | - | - | - | - | - | - |
| 0.26 | - | - | - | 2501 | 2746 | - | 1569 | 2059 | 1912 |
| 0.28 | 2010 | 2300 | 2640 | - | - | - | - | - | - |
| 0.29 | - | - | - | 2452 | 2697 | - | 1569 | 2059 | 1912 |
| 0.3 | 2010 | 2300 | 2640 | - | - | - | - | - | - |
| 0.32 | 1960 | 2250 | 2600 | 2403 | 2648 | - | 1569 | 2059 | 1912 |
| 0.35 | 1960 | 2250 | 2600 | 2403 | 2648 | - | 1569 | 2059 | 1912 |
| 0.4 | 1910 | 2250 | 2600 | 2364 | 2599 | - | 1569 | 2059 | 1912 |
| 0.45 | 1860 | 2200 | 2550 | 2305 | 2550 | - | 1569 | 1961 | 1814 |
| 0.5 | 1860 | 2200 | 2550 | 2305 | 2550 | - | 1569 | 1961 | 1814 |
| 0.55 | 1810 | 2150 | 2500 | 2256 | 2501 | - | 1569 | 1961 | 1814 |
| 0.6 | 1760 | 2110 | 2450 | 2206 | 2452 | - | 1569 | 1961 | 1814 |
| 0.65 | 1760 | 2110 | 2450 | 2206 | 2452 | - | 1569 | 1961 | 1814 |
| 0.7 | 1710 | 2060 | 2450 | 2158 | 2403 | - | 1569 | 1961 | 1814 |
| 0.8 | 1710 | 2010 | 2400 | 2108 | 2354 | - | 1471 | 1863 | 1765 |
| 0.9 | 1710 | 2010 | 2350 | 2108 | 2305 | - | 1471 | 1863 | 1765 |
| 1 | 1660 | 1960 | 2300 | 2059 | 2256 | - | 1471 | 1863 | 1765 |
| 1.2 | 1620 | 1910 | 2250 | 2010 | 2206 | - | 1373 | 1765 | 1667 |
| 1.4 | 1620 | 1860 | 2150 | 1961 | 2158 | - | 1373 | 1765 | 1667 |
| 1.6 | 1570 | 1810 | 2110 | 1912 | 2108 | - | 1324 | 1667 | 1569 |
| 1.8 | 1520 | 1760 | 2010 | 1883 | 2053 | - | 1324 | 1667 | 1569 |
| 2 | 1470 | 1710 | 1910 | 1814 | 2010 | 1716 | 1324 | 1667 | 1569 |
| 2.2 | 1420 | 1660 | 1810 | - | - | - | - | - | - |
| 2.3 | - | - | - | 1765 | 1961 | 1716 | 1275 | 1569 | 1471 |
| 2.5 | 1420 | 1660 | 1760 | - | - | - | - | - | - |
| 2.6 | - | - | - | 1765 | 1961 | 1667 | 1275 | 1569 | 1471 |
| 2.8 | 1370 | 1620 | 1710 | - | - | - | - | - | - |
| 2.9 | - | - | - | 1716 | 1912 | 1667 | 1177 | 1471 | 1373 |
| 3 | 1370 | 1570 | 1710 | - | - | - | - | - | - |
| 3.2 | 1320 | 1570 | 1660 | 1667 | 1863 | 1618 | 1177 | 1471 | 1373 |
| 3.4 | 1320 | 1570 | 1660 | 1667 | 1814 | 1618 | 1177 | 1471 | 1373 |
| 4 | 1320 | 1520 | 1620 | 1618 | 1765 | 1589 | 1177 | 1471 | 1373 |
| 4.5 | 1320 | 1520 | 1620 | 1569 | 1716 | 1520 | 1079 | 1373 | 1275 |
| 5 | 1320 | 1470 | 1570 | 1520 | 1667 | 1471 | 1079 | 1373 | 1275 |
| 5.5 | 1270 | 1470 | 1570 | 1471 | 1618 | - | 1079 | 1373 | 1275 |
| 6 | 1220 | 1420 | 1520 | 1422 | 1563 | - | 1079 | 1373 | 1275 |
| 6.5 | 1220 | 1420 | - | - | - | - | 981 | 1275 | - |
| 7 | 1170 | 1370 | - | - | - | - | 981 | 1275 | - |
| 8 | 1170 | 1370 | - | - | - | - | 981 | 1275 | - |
| 9 | 1130 | 1320 | - | - | - | - | - | 1128 | - |
| 10 | 1130 | 1320 | - | - | - | - | - | 981 | - |
| 11 | 1080 | 1270 | - | - | - | - | - | - | - |
| 12 | 1080 | 1270 | - | - | - | - | - | 883 | - |
| 13 | 1080 | 1220 | - | - | - | - | - | - | - |