軸心受壓構(gòu)件的穩(wěn)定系數(shù)

1、附錄1軸心受壓構(gòu)件的穩(wěn)定系數(shù)普通鋼構(gòu)件軸心受壓構(gòu)件的截面類別（按GB500172003）附表11截面形式及主軸截面類別軋制工字鋼，翼緣寬與截面高之比≤0.8，對(duì)垂直于腹板的軸（軸）bhhbx軋制鋼管，對(duì)任意軸類a不屬于類和類的截面，以及格構(gòu)式構(gòu)件的分肢計(jì)算垂直于腹板軸的穩(wěn)定ab類b翼緣為軋制或剪切邊焊接工字形截面，對(duì)通過(guò)或平行于腹板的軸（軸）y焊接T形截面，翼緣為軋制或剪切邊，對(duì)通過(guò)或平行于腹板的軸（軸）y焊接十字形截面，板件邊緣為軋制

2、或剪切，對(duì)軸、軸xy板厚＜40mtm焊接矩形管截面，板件寬厚比≤20，對(duì)軸、軸xy類c不屬于類和類的截面cd類b軋制工字鋼或H形截面，＜80mm，對(duì)通過(guò)或平行于腹板的軸（軸）ty軋制工字鋼或H形截面，≥80mm，對(duì)垂直于腹板的軸（軸）tx類c軋制工字鋼或H形截面，≥80mm，對(duì)通過(guò)或平行于腹板的軸（軸）ty類d翼緣為軋制或剪切邊焊接工字形截面，對(duì)垂直于腹板的軸（軸）x類c翼緣為軋制或剪切邊焊接工字形截面，對(duì)通過(guò)或平行于腹板的軸（軸）y類

3、d板厚≥40mtm焊接箱形截面，板件寬厚比≤20，對(duì)軸、軸xy類ca類截面軸心受壓構(gòu)件的穩(wěn)定系數(shù)（按GB500172003）附表12?235yf?012345678901020304050607080901001101201301401501601701801902002102202302402501.0000.9950.9810.9630.9410.9160.8830.8390.7830.7140.6380.5630.4940.434

4、0.3830.3390.3020.2700.2430.2200.1990.1820.1660.1530.1410.1301.0000.9940.9790.9610.9390.9130.8790.8340.7760.7060.6300.5550.4880.4290.3780.3350.2980.2670.2410.2180.1980.1800.1650.1520.1401.0000.9930.9770.9590.9370.9100.875

5、0.8290.7700.6990.6220.4480.4810.4230.3730.3310.2950.2640.2380.2150.1960.1790.1640.1500.1391.0000.9920.9760.9570.9340.9070.8710.8240.7630.6910.6150.5410.4750.4180.3690.3270.2920.2620.2360.2130.1940.1770.1620.1490.1380.999

6、0.9910.9740.9550.9320.9040.8670.8180.7570.6840.6070.5340.4690.4120.3640.3230.2890.2590.2330.2110.1920.1750.1610.1480.1360.9990.9890.9720.9520.9290.9000.8630.8130.7500.6760.6000.5270.4630.4070.3600.3200.2850.2560.2310.209

7、0.1900.1740.1590.1470.1350.9980.9880.9700.9500.9270.8970.8580.8070.7430.6680.5920.5200.4570.4020.3560.3160.2820.2530.2290.2070.1890.1720.1580.1460.1340.9980.9860.9680.9480.9240.8940.8540.8010.7360.6610.5850.5140.4510.397

8、0.3510.3120.2790.2510.2260.2050.1870.1710.1570.1440.1330.9970.9850.9660.9460.9210.8900.8490.7950.7280.6530.5770.5070.4450.3920.3470.3090.2760.2480.2240.2030.1850.1690.1550.1430.1320.9960.9830.9640.9440.9190.8860.8440.789

9、0.7210.6450.5700.5000.4400.3870.3430.3050.2730.2460.2220.2010.1830.1680.1540.1420.131b類截面軸心受壓構(gòu)件的穩(wěn)定系數(shù)（按GB500172003）附表13?235yf?012345678901020304050607080901001101201301401501601701801902001.0000.9840.9370.8480.7660.6900.6

10、180.5520.4930.4390.3940.3590.3280.2990.2720.2480.2270.2080.1910.1760.1621.0000.9810.9270.8400.7590.6830.6120.5460.4870.4340.3900.3560.3250.2960.2700.2460.2250.2060.1890.1740.9990.9780.9180.8310.7510.6750.6050.5400.4810.4

11、290.3870.3530.3220.2930.2670.2440.2230.2040.1880.1730.9990.9740.9090.8230.7430.6680.5980.5340.4760.4240.3830.3500.3190.2900.2650.2420.2210.2030.1860.1710.9980.9690.9000.8150.7350.6610.5910.5280.4700.4190.3800.3460.3160.2

12、880.2620.2400.2190.2010.1840.1700.9960.9650.8910.8070.7280.6540.5850.5220.4650.4140.3760.3430.3130.2850.2600.2370.2170.1990.1830.1680.9940.9600.8830.7990.7200.6460.5780.5160.4600.4100.3730.3400.3100.2820.2580.2350.2150.1

13、970.1810.1670.9920.9550.8740.7900.7120.6390.5720.5100.4540.4050.3700.3370.3070.2800.2550.2330.2130.1960.1800.1660.9900.9490.8650.7820.7050.6320.5650.5040.4490.4010.3660.3340.3040.2770.2530.2310.2120.1940.1780.1640.9870.9

14、440.8570.7740.6970.6250.5590.4980.4440.3970.3630.3310.3010.2750.2510.2290.2100.1920.1770.163Q235鋼冷彎薄壁型鋼軸心受壓構(gòu)件的穩(wěn)定系數(shù)（按500182002）附表16??012345678901020304050607080901001101201301401501601701801902002102202302402501.0000.9740

15、.9470.9180.8860.8520.8180.7750.7220.6610.5880.5160.4520.3960.3490.3080.2740.2450.2200.1990.1800.1640.1500.1380.1270.1170.9970.9710.9440.9150.8820.8490.8140.7700.7160.6540.5800.5090.4460.3910.3440.3050.2710.2130.2180.1970

16、.1790.1630.1490.1370.1260.9950.9680.9410.9120.8790.8460.8100.7650.7100.6480.5730.5020.4400.3860.3400.3010.2680.2400.2160.1950.1770.1610.1480.1360.1250.9920.9660.9380.9090.8750.8430.8060.7600.7040.6410.5660.4960.4340.3810

17、.3360.2980.2650.2370.2140.1930.1750.1600.1460.1350.1240.9890.9630.9360.9060.8720.8390.8020.7550.6980.6340.5580.4890.4280.3760.3320.2940.2620.2350.2110.1910.1740.1590.1450.1330.1230.9870.9600.9330.9030.8680.8360.7970.7500

18、.6920.6260.5510.4830.4230.3710.3280.2910.2590.2320.2090.1890.1720.1570.1440.1320.1220.9840.9580.9300.8990.8640.8320.7930.7440.6860.6180.5440.4760.4170.3670.3240.2870.2560.2300.2070.1880.1710.1560.1430.1310.1210.9810.9550

19、.9270.8960.8610.8290.7890.7390.6800.6110.5370.4700.4120.3620.3200.2840.2530.2270.2050.1860.1690.1540.1410.1300.1200.9790.9520.9240.8930.8580.8250.7840.7330.6730.6030.5300.4640.4060.3570.3160.2810.2510.2250.2030.1840.1670