建筑材料

一、热轧扁钢(GB/T704-1988)计算公式：W=0.00785Bd 热轧扁钢( )计算公式： 热轧扁钢的尺寸及质量 厚度d/mm 宽度 B/m 3 4 5 6 7 8 m 理论质量W/(kg/m) 10 0.24 0.31 0.39 0.47 0.55 0.63 12 0.28 0.38 0.47 0.57 0.66 0.75 14 0.33 0.44 0.55 0.66 0.77 0.88 16 0.38 0.50 0.63 0.75 0.88 1.00 18 0.42 0.57 0.71 0.85 0.99 1.13 20 0.47 0.63 0.78 0.94 1.10 1.26 22 0.52 0.69 0.86 1.04 1.21 1.38 25 0.59 0.78 0.98 1.18 1.37 1.57 28 0.66 0.88 1.10 1.32 1.54 1.76 30 0.71 0.94 1.18 1.41 1.65 1.88 32 0.75 1.00 1.26 1.51 1.76 2.01 35 0.82 1.10 1.37 1.65 1.92 2.20 40 0.94 1.26 1.57 1.88 2.20 2.51 45 1.06 1.41 1.77 2.12 2.47 2.83 50 1.18 1.57 1.96 2.36 2.75 3.14 55 1.73 2.16 2.59 3.02 3.45

9

10

1.15 1.27 1.41 1.55 1.77 1.98 2.12 2.26 2.47 2.83 3.18 3.53 3.89

1.26 1.41 1.57 1.73 1.96 2.20 2.36 2.55 2.75 3.14 3.53 3.93 4.32

二、优质结构钢冷拉扁钢(GB/T037-1993)计算公式：W=0.00785Bd 优质结构钢冷拉扁钢( )计算公式： 热轧扁钢的尺寸及质量 厚度d/mm 宽度 B/m 5 6 7 8 9 10 11 m 理论质量W/(kg/m) 8 0.31 0.38 0.44 10 0.39 0.47 0.55 0.63 0.71 12 0.47 0.55 0.66 0.75 0.85 0.94 1.04 13 0.51 0.61 0.71 0.82 0.92 1.02 1.12 14 0.55 0.66 0.77 0.88 0.99 1.1 1.21 15 0.59 0.71 0.82 0.94 1.06 1.18 1.29 16 0.63 0.75 0.88 1 1.13 1.26 1.38 18 0.71 0.85 0.99 1.13 1.27 1.41 1.55 20 0.78 0.94 1.1 1.26 1.41 1.57 1.73 22 0.86 1.04 1.21 1.38 1.55 1.73 1.9 24 0.94 1.13 1.32 1.51 1.69 1.88 2.07 25 0.98 1.18 1.37 1.57 1.77 1.96 2.16 28 1.1 1.32 1.54 1.76 1.98 2.2 2.42 30 1.18 1.41 1.65 1.88 2.12 2.36 2.59 32 1.51 1.76 2.01 2.26 2.51 2.76 (四)热轧扁钢规格、重量表[冶标(GB)704-65] 四 热轧扁钢规格、重量表[冶标(GB)704-65] 宽度

12

1.32 1.41 1.51 1.7 1.88 2.07 2.26 2.36 2.64 2.83 3.01

厚

一、热轧扁钢（GB/T704-1988）计算公式：W=0.00785Bd

热轧扁钢的尺寸及质量

厚度d/mm宽度

B/m345678

m理论质量W/（kg/m)

100.240.310.390.470.550.63

120.280.380.470.570.660.75

140.330.440.550.660.770.88

160.380.500.630.750.881.00

180.420.570.710.850.991.13

200.470.630.780.941.101.26

220.520.690.861.041.211.38

250.590.780.981.181.371.57

280.660.881.101.321.541.76

300.710.941.181.411.651.88

320.751.001.261.511.762.01

350.821.101.371.651.922.20

400.941.261.571.882.202.51

451.061.411.772.122.472.83

501.181.571.962.362.753.14

551.732.162.593.023.459101.151.271.411.551.771.982.122.262.472.833.183.533.891.261.411.571.731.962.202.362.552.753.143.533.934.32

二、优质结构钢冷拉扁钢（GB/T037-1993）计算公式：W=0.00785Bd

热轧扁钢的尺寸及质量

厚度d/mm宽度

B/m567891011

m理论质量W/（kg/m)

80.310.380.44

100.390.470.550.630.71

120.470.550.660.750.850.941.04

130.510.610.710.820.921.021.12

140.550.660.770.880.991.11.21

150.590.710.820.941.061.181.29

160.630.750.8811.131.261.38

180.710.850.991.131.271.411.55

200.780.941.11.261.411.571.73

220.861.041.211.381.551.731.9

240.941.131.321.511.691.882.07

250.981.181.371.571.771.962.16

281.11.321.541.761.982.22.42

301.181.411.651.882.122.362.59

321.511.762.012.262.512.76

(mm)121.321.411.511.71.882.072.262.362.642.833.01

度