柱距、檩条间距、檩条截面和檩条用钢量的相互关系.docx

第五节 檩条规格选用附表附表 4-1 屋面坡度为 0.1 的屋面檩条选用表格（恒载 0.2kN/mm2、活载 0.3kN/mm2、风载 0.35kN/mm2）檩条规格用钢量(kg/mm2)挠度控制值1/150挠度控制值1/240跨度（m）最大檩距（m）跨度（m）最大檩距（m）C100x50x20x2.03.5141.5041.4051.10C100x50x20x2.54.3142.0041.7051.4050.5060.60C100x50x20x3.05.0742.2042.0051.6050.8060.90C120x50x20x2.03.8341.9041.9051.5051.1061.00C120x50x20x2.54.7042.3042.3052.0051.2061.2060.50C120x50x20x3.05.5442.7042.7052.3051.5061.4060.80C160x60x20x2.04.7752.4042.9061.7052.407.51.0061.30C160x60x20x2.55.8853.1053.0062.2061.607.51.307.50.80C160x60x20x3.06.9553.7053.5062.6061.807.51.607.50.90C180x60x20x2.05.0862.0052.907.51.2061.8090.807.50.90C180x60x20x2.56.2762.5053.607.51.6062.2091.007.51.00C180x60x20x3.07.4263.0062.607.51.907.51.20檩条规格用钢量(kg/mm2)挠度控制值1/150挠度控制值1/240跨度(m)最大檩距(m)跨度(m)最大檩距(m)C100x50x20x2.03.5141.4041.4051.10C100x50x20x2.54.3141.9041.7051.3050.5060.90C100x50x20x3.05.0742.2042.0051.8050.8061.30C120x50x20x2.03.8342.0041.9051.6051.1061.00C120x50x20x2.54.7042.3042.3052.0051.3061.3060.50C120x50x20x3.05.5442.7042.7052.5051.5061.6060.80C160x60x20x2.04.7752.4042.9061.7052.407.51.1061.30C160x60x20x2.55.8853.1053.0062.2061.707.51.407.50.80C160x60x20x3.06.9553.7053.5062.7062.007.51.707.50.90C180x60x20x2.05.0861.9051.807.51.2061.8090.807.50.90C180x60x20x2.56.2762.5052.207.51.6062.2091.107.51.10C180x60x20x3.07.4263.0062.607.51.907.51.2091.3090.60C200x70x20x2.05.7162.4053.501.003.107.51.203.10C200x70x20x2.57.057.52.001.303.707.51.500.803.70C200x70x20x3.08.377.52.401.602.707.52.001.102.70C220x70x20x2.06.037.51.701.203.207.51.600.903.20C220x70x20x2.57.457.57.52.001.502.707.52.001.104.20C220x70x20x3.08.84121.901.003.207.52.501.403.20C240x80x20x2.06.657.52.001.404.107.52.001.204.10C240x80x20x2.58.237.5122.701.801.207.5122.701.600.80檩条规格用钢量(kg/mm2)挠度控制值1/150挠度控制值1/240跨度(m)最大檩距(m)跨度(m)最大檩距(m)C100x50x20x2.03.5141.3041.3051.00C100x50x20x2.54.3141.6041.6051.3060.80C100x50x20x3.05.0741.9041.9051.6050.8061.10C120x50x20x2.03.8341.6041.6051.5051.0060.90C120x50x20x2.54.7042.0042.0051.7051.3061.20C120x50x20x3.05.5442.3042.3052.0051.5061.4060.80C160x60x20x2.04.7752.1042.5061.5052.107.51.0061.30C160x60x20x2.55.8852.7043.1061.9052.707.51.2061.70C160x60x20x3.06.9553.2053.2062.3062.007.51.507.50.90C180x60x20x2.05.0852.5052.5061.7061.707.51.107.50.90C180x60x20x2.56.2762.2053.207.51.4062.2091.007.51.10C180x60x20x3.07.4262.7062.607.51.807.51.2091.1090.60C200x70x20x2.05.7162.1053.001.002.707.51.202.70C200x70x20x2.57.057.51.801.303.307.51.500.803.30C200x70x20x3.08.377.52.201.602.407.51.801.602.40C220x70x20x2.06.037.51.501.103.007.51.500.903.00C220x70x20x2.57.457.57.52.001.402.407.52.001.103.80C220x70x20x3.08.84121.700.802.807.52.301.302.80C240x80x20x2.06.657.51.801.303.607.51.801.203.60C240x80x20x2.58.237.5122.401.701.107.5122.401.500.60檩条规格用钢量(kg/mm2)挠度值控制1/150挠度值控制1/240跨度(m)最大檩距(m)跨度(m)最大檩距(m)C100x50x20x2.03.5141.14150.850.8C100x50x20x2.54.3141.45141.2C100x50x20x3.05.0741.650.551.1C120x50x20x2.03.8341.341.451.150.760.7C120x50x20x2.54.7041.641.351.450.760.841.6C120x50x20x3.05.5441.950.951.541.960.851.1C160x60x20x2.04.7751.842.161.251.77.50.760.9C160x60x20x2.55.8852.242.661.552.17.50.961.2C160x60x20x3.06.9552.74361.852.57.51.161.4C180x60x20x2.05.0861.4527.50.861.390.57.50.6C180x60x20x2.56.2761.852.67.51.161.690.77.5。