B4 I平面型扁钢中心间距30mm安全荷载与跨距及挠度关系表
型号 扁钢尺寸mm 横杆间距mm 自重kg/m2 齿型系数 荷载及挠度 跨距 mm
荷载 挠度 600 750 900 1050 1200 1350 1500 1650 1800 1950 2100 2250 2400 2550 2700 2850 3000
W255/30/1001 25×5×3 100 31.1 0.88 1.06 U 60.68 38.84 22.87 14.4 9.64 6.78 4.94 3.71 2.4                
D 2.36 3.68 4.5 5.25 6 6.75 7.5 8.25 9                
C 18.2 14.56 12.13 9.45 7.23 5.72 4.63 3.82 2.77                
W255/30/501 50 34 D 1.89 2.95 4.24 5.25 6 6.75 7.5 8.25 9                
W325/30/1001 32×5×3 100 37.8 0.9 1.05 U 86.57 55.41 38.47 24.67 16.53 11.6 8.45 6.35 4.89 3.84 3            
D 1.96 3.07 4.42 5.25 6 6.75 7.5 8.25 9 9.75 10            
C 25.97 20.59 17.16 14.7 12.28 9.7 7085 6.49 5.46 4.64 3.71            
W325/30/501 50 40.6 D 1.57 2.46 3.54 4.81 6 6.75 7.5 8.25 9 9.75 10            
W385/30/1001 38×5×3 100 43.9 0.9 1.05 U 140.1 89.69 62.2 45.61 30.96 21.62 15.65 11.66 8.89 6.9 5.71 3.82 2.86        
D 1.68 2.63 3.79 5.16 6 6.75 7.5 8.25 9 9.75 10 10 10        
C 45.56 36.21 30.16 25.81 22.49 19.7 15.84 12.98 10.79 9.08 7.32 5.8 4.63        
W385/30/501 50 46.8 D 1.35 2.1 3.03 4.13 5.39 6.75 7.5 8.25 9 9.75 10 10 10        
W445/30/1001 44×5×3 100 50.1 0.92 1.04 U 149.97 95.62 66.27 48.61 40.78 29.24 24.13 18.36 14.06 10.98 8.28 6.2 4.7 3.61      
D 1.18 1.84 2.65 3.61 4.71 5.97 7.37 8.25 9 9.75 10 10 10 10      
C 45.62 36.48 30.34 25.96 22.61 20.1 17.93 16.22 14.8 13.27 10.75 8.59 6.92        
W445/30/501 50 53 D 0.94 1.47 2.12 2.89 3.77 4.77 5.89 7.13 8.49 9.75 10 10 10        
W505/30/1001 50×5×3 100 55 0.92 1.04 U 238.28 152.5 105.9 77 59.57 47.06 38.12 29.16 22.46 17.66 13.63 10.22 7.89 6.16 4.93 3.96 3.23
D 1.18 1.84 2.65 3.61 4.71 5.97 7.37 8.25 9 9.75 10 10 10 10 10 10 10
C 71.48 57.18 47.65 40.84 35.73 31.76 28.59 25.99 23.83 21.53 17.68 14.38 11.84 9.87 8.31 7.07 6.06
W505/30/501 50 57.8 D 0.94 1.47 2.12 2.89 3.77 4.77 5.89 7.13 8.49 9.75 10 10 10 10 10 10 10
W507/30/1001 50×7×4 100 79.1 0.93 1.04 U 126.19 113.63 99.54 73.67 64.6 60.04 46.01 35.83 27.41 21.39 16.11 12.03 9 6.97 5.83 4.18 3.36
D 0.5 1.1 2 2.75 4.12 6.14 7.2 8.25 9 9.75 10 10 10 10 10 10 10
C 40.2 38.79 36.68 36.42 36.4 34.88 33.81 30.03 27.4 24.59 19.94 15.94 12.86 10.45 8.53 6.97 5.7
W507/30/501 50 81.9 D 0.45 0.85 1.4 2.2 3.2 4.5 6 7.13 9 9.75 10 10 10 10 10 10 10
W557/30/1001 55×7×4 100 85.8 0.93 1.03 U 166.79 150.21 131.6 97.45 85.47 79.46 60.93 47.5 36.38 28.43 21.47 16.08 12.22 9.4 7.3 5.17 4.49
D 0.5 1.1 2 2.75 4.12 6.14 7.2 8.25 9 9.75 1 1 10 10 10 10 10
C 53.98 52.1 49.54 48.92 47.56 46.87 45.41 40.38 36.85 33.09 26.86 21.5 17.37 14.14 11.57 9.49 7.79
W557/30/501 50 88.7 D 0.45 0.85 1.4 2.2 3.2 4.5 6 7.13 9 9.75 10 10 10 10 10 10 10
W607/30/1001 60×7×4 100 92.8 0.93 1.03 U 183.77 165.5 144.99 107.35 94.16 87.53 67.12 52.31 40.46 31.3 23.63 17.69 13.44 10.33 8.02 6.26 4.91
D 0.5 1.1 2 2.75 4.12 6.41 7.2 8.25 9 9.75 10 10 10 10 10 10 10
C 68.91 66.55 63.32 62.57 60.87 60.02 58.23 51.81 50.26 42.49 34.63 27.88 22.66 18.57 15.33 12.71 10.58
W607/30/501 50 95.7 D 0.45 0.85 1.4 2.2 3.2 4.5 6 7.13 9 9.75 10 10 10 10 10 10 10
W657/30/1001 65×7×4 100 77.4 0.93 1.03 U 274.63 247.38 216.68 160.63 140.95 131.06 100.6 78.5 60.24 47.17 35.73 26.78 20.52 15.89 12.43 9.82 7.81
D 0.5 1.01 2 2.75 4.12 6.14 7.2 8.25 9 9.75 10 10 10 10 10 10 10
C 89.7 86.64 82.47 81.51 79.32 78.23 75.93 67.59 65.6 55.6 45.38 36.55 29.78 24.49 20.28 16.9 14.14
W657/30/501 50 102.3 D 0.45 0.85 1.4 2.2 3.2 4.5 6 7.13 9 9.75 10 10 10 10 10 10 10
W757/30/1001 75×7×4 100 114.2 0.93 1.03 U 421.43 379.64 332.74 246.66 216.47 201.32 154.62 120.76 92.75 72.7 55.16 41.58 31.86 24.75 19.45 15.45 12.37
D 0.5 1.1 2 2.75 4.12 6.14 7.2 8.25 9 9.75 10 10 10 10 10 10 10
C 138.46 133.78 127.38 125.94 122.59 120.96 117.44 104.63 101.58 86.26 70.47 56.91 46.5 38.37 31.93 26.75 22.53
W757/30/501 50 117.5 D 0.45 0.85 1.4 2.2 3.2 4.5 6 7.13 9 9.75 10 10 10 10 10 10 10
注:表的说明如下:
1、表中U表示安全外加均布荷载。KN/㎡;
2、表中C表示宽度方向的安全外加线荷载。KN/㎡;
3、表中D表示变型挠度。mm;
4、表中实线左边各种间距相应的挠度,在均布面荷载为5.0KN/㎡的设计荷载下,均满足跨度的1/200或不大于10mm;
5、表中T表示扁钢厚度;