钢结构-截面形心受压稳定系数

1、钢结构 - 截面形心受压稳定系数附表 2轴心受压构件的稳定系数附表 2.1 a类截面轴心受压构件的稳定系数f y012345678923501.0001.0001.0000.9990.9990.9980.9970.9960.9950.994100.9920.9910.9890.9870.9850.9830.9810.9780.9760.973200.9700.9670.9630.9600.9570.9530.9500.9460.9430.939300.9360.9320.9290.9250.9220.9180.9140.9100.9060.903400.8990.8950.8910.8870.

2、8820.8780.8740.8700.8650.861500.8560.8520.8470.8420.8380.8330.8280.8230.8180.813600.8070.8020.7970.7910.7860.7800.7740.7690.7630.757700.7510.7450.7390.7320.7260.7200.7140.7070.7010.694800.6880.6810.6750.6680.6610.6550.6480.6410.6350.628900.6210.6140.6080.6010.5940.5880.5810.5750.5680.5611000.5550.54

3、90.5420.5360.5290.5230.5170.5110.5050.4991100.4930.4870.4810.4750.4700.4640.4580.4530.4470.4421200.4370.4320.4260.4210.4160.4110.4060.4020.3970.3921300.3870.3830.3780.3740.3700.3650.3610.3570.3530.3491400.3450.3410.3370.3330.3290.3260.3220.3180.3150.3111500.3080.3040.3010.2980.2950.2910.2880.2850.28

4、20.2791600.2760.2730.2700.2670.2650.2620.2590.2560.2540.2511700.2490.2460.2440.2410.2390.2360.2340.2320.2290.2271800.2250.2230.2200.2180.2160.2140.2120.2100.2080.2061900.2040.2020.2000.1980.1970.1950.1930.1910.1900.1882000.1860.1840.1830.1810.1800.1780.1760.1750.1730.1722100.1700.1690.1670.1660.1650

5、.1630.1620.1600.1590.1582200.1560.1550.1540.1530.1510.1500.1490.1480.1460.1452300.1440.1430.1420.1410.1400.1380.1370.1360.1350.1342400.1330.1320.1310.1300.1290.1280.1270.1260.1250.1242500.123附表 2.3 c类截面轴心受压构件的稳定系数f y012345678923501.0001.0001.0000.9990.9990.9980.9970.9960.9950.993100.9920.9900.9880.9

6、860.9830.9810.9780.9750.9730.970200.9660.9590.9530.9470.9400.9340.9280.9210.9150.909300.9020.8960.8900.8840.8770.8710.8650.8580.8520.846400.8390.8330.8260.8200.8140.8070.8010.7940.7880.781500.7750.7680.7620.7550.7480.7420.7350.7290.7220.715600.7090.7020.6950.6890.6820.6760.6690.6620.6560.649700.6430

7、.6360.6290.6230.6160.6100.6040.5970.5910.584800.5780.5720.5660.5590.5530.5470.5410.5350.5290.523900.5170.5110.5050.5000.4940.4880.4830.4770.4720.4671000.4630.4580.4540.4490.4450.4410.4360.4320.4280.4231100.4190.4150.4110.4070.4030.3990.3950.3910.3870.3831200.3790.3750.3710.3670.3640.3600.3560.3530.3

8、490.3461300.3420.3390.3350.3320.3280.3250.3220.3190.3150.3121400.3090.3060.3030.3000.2970.2940.2910.2880.2850.2821500.2800.2770.2740.2710.2690.2660.2640.2610.2580.2561600.2540.2510.2490.2460.2440.2420.2390.2370.2350.2331700.2300.2280.2260.2240.2220.2200.2180.2160.2140.2121800.2100.2080.2060.2050.203

9、0.2010.1990.1970.1960.1941900.1920.1900.1890.1870.1860.1840.1820.1810.1790.1782000.1760.1750.1730.1720.1700.1690.1680.1660.1650.1632100.1620.1610.1590.1580.1570.1560.1540.1530.1520.1512200.1500.1480.1470.1460.1450.1440.1430.1420.1400.1392300.1380.1370.1360.1350.1340.1330.1320.1310.1300.1292400.1280.

10、1270.1260.1250.1240.1240.1230.1220.1210.1202500.119附表 2.4 d类截面轴心受压构件的稳定系数f y012345678923501.0001.0000.9990.9990.9980.9960.9940.9920.9900.987100.9840.9810.9780.9740.9690.9650.9600.9550.9490.944200.9370.9270.9180.9090.9000.8910.8830.8740.8650.857300.8480.8400.8310.8230.8150.8070.7990.7900.7820.774400.

11、7660.7590.7510.7430.7350.7280.7200.7120.7050.697500.6900.6830.6750.6680.6610.6540.6460.6390.6320.625600.6180.6120.6050.5980.5910.5850.5780.5720.5650.559700.5520.5460.5400.5340.5280.5220.5160.5100.5040.498800.4930.4870.4810.4760.4700.4650.4600.4540.4490.444900.4390.4340.4290.4240.4190.4140.4100.4050.

12、4010.3971000.3940.3900.3870.3830.3800.3760.3730.3700.3660.3631100.3590.3560.3530.3500.3460.3430.3400.3370.3340.3311200.3280.3250.3220.3190.3160.3130.3100.3070.3040.3011300.2990.2960.2930.2900.2880.2850.2820.2800.2770.2751400.2720.2700.2670.2650.2620.2600.2580.2550.2530.2511500.2480.2460.2440.2420.24

13、00.2370.2350.2330.2310.2291600.2270.2250.2230.2210.2190.2170.2150.2130.2120.2101700.2080.2060.2040.2030.2010.1990.1910.1960.1940.1921800.1910.1890.1880.1860.1840.1830.1810.1800.1780.1771900.1760.1740.1730.1710.1700.1680.1670.1660.1640.1632000.162注： 1.附表 2.1 2.4 中的 值按下列公式算得：当 f y/E0.215 时：n121n当n0.215时：122222223n n3n n4n2n