型材选用规范.docx

1、型材选用规范型材选用规范实施日期2018.03.111 总则本技术规范适用于 ，所有型材的选用及标记要求。2 规范性引用规范GB/T 7062016 热轧型钢GB/T 112632017 热轧H型钢和剖分T型钢GB/T 702-2017 热轧钢棒尺寸、外形、重量及允许GB/T 9051994 冷拉圆钢、方钢、六角钢尺寸、外形、重量及允许偏差GB/T 173952008 无缝钢管尺寸、外形、重量及允许偏差GB/T 112642012热轧轻轨GB/T 67282017 结构用冷弯空心型钢GB/T 36392009 冷拔或冷轧精密无缝钢管3 订货内容按本规范订货的合同应包含下列技术内容：产品名称、标

2、准编号、牌号、型号规格、交货长度、重量和数量、需方提出的其他特殊要求。4 尺寸、外形、重量及允许偏差参照标准GBGB/T 7062016 热轧型钢P1-P5及附录A。5 选用库5.1槽钢图1 热轧普通槽钢尺寸结构示意图表1 槽钢选型表型号尺寸/mm截面面积/cm2理论重量/Kgm-1外表面积/m2m-1惯性矩/cm4惯性半径/cm截面模数/cm3重心距离/cmhbdtrr1IXIYIY1iXiYWXWYZ0/cm550374.57.07.03.506.9285.4380.226268.320.91.941.110.43.551.356.363404.87.57.53.758.4516.6340

3、.26250.811.9228.42.4351.1916.14.51.36880435.08.08.04.010.2488.0450.30710116.637.43.151.2725.35.791.4310100485.38.58.54.2512.74810.0070.36519825.654.93.951.4139.77.81.5212120535.59.09.04.515.36212.0590.42334637.477.74.751.5657.710.21.6214a140386.09.59.54.7518.51614.5350.48056453.21073.521.780.5131.71

4、16160658.510.010.05.025.16219.7520.54293583.41616.11.82117171.7518180709.010.510.55.2529.29923.0000.60013701112106.841.9515221.51.8420200759.011.011.05.532.83125.7770.65819101442687.642.0919125.91.9522220799.011.511.55.7536.24628.4530.71325701763268.422.2123430.12.03槽钢规格标注方法：“”与高度值腿高度值腰厚度值，如140386（简

5、记为14a），140608（简记为14b）。 3.2 工字钢图2 工字钢尺寸结构示意图表2 工字钢选型表型号尺寸/mm截面面积/cm2理论重量/Kgm-1外表面积/m2m-1参考数值hbdtrr1惯性矩/cm4惯性半径/cm截面模数/cm3IXIYixiyWXWY10100684.57.66.53.314.34511.2610.432245334.141.52499.7220a2001007.011.49.04.535.57827.9290.74223701588.152.12228731.525a25011681310.05.048.54138.1050.898502028010.22.44

6、0248.325b250118101310.05.053.54142.0300.90252803099.942.442352.432b32013211.51511.55.873.55657.7411.0881160050212.62.6172676工字钢规格标注方法：“”与高度值腿高度值腰厚度值，如2001007（简记为20a），2001029（简记为20b）。3.3 H钢图3 H钢尺寸结构示意图表3 H钢选型表类别型号截面尺寸/mm截面面积/cm2理论重量/Kgm-1特性参数HBt1t2r惯性矩/cm4惯性半径/cm截面系数/cm3IxIYiXiYWXWYHWHW 150x150150150

7、7101340.5531.916605646.393.7322175.1HWHW 175x1751751757.5111351.4340.329009847.504.37331112HWHW 200x2002002008121664.2850.5477016008.614.99477160HWHW 250x2502502509141692.1872.410800365010.86.29867292HWHW 300x300300300101520120.494.520500676013.17.491370450HWHW 400x400400400132124219.517266900224001

8、7.510.133401120HMHM 300x2002942008122073.0357.311400160012.54.69779160HMHM 400x300390300101624136.710738900721016.97.262000481H钢规格表示方法：H与高度值宽度值腹板厚度值翼缘厚度值，如H10010068。3.4 等边角钢图4 等边角钢尺寸结构示意图型号尺寸/mm截面面积/cm2理论重量/Kgm-1外表面积/m2m-1参考数值Z0/cmX-XX0-X0Y0-Y0X1-X1bdrIX/cm4iX/cmWX/cm3IX0/cm4iX0/cmWX0/cm3IY0/cm4iY0/

9、cmWY0/cm3IX1/cm425x42543.51.8591.4590.0971.030.740.591.620.930.920.430.480.402.110.7630x33034.51.7491.3730.1171.460.910.682.311.151.090.610.590.512.710.8530x43044.52.2761.7860.1171.840.900.872.921.131.370.770.580.622.630.8940x4404450x55055.54.8033.7700.19611.211.533.1317.791.925.034.640.982.3120.901

10、.4263x563576.1434.820.24823.171.945.0836.772.458.259.571.253.9041.731.7463x106310711.6579.1510.24641.091.889.3964.852.3614.5617.331.226.3684.311.9370x8708810.6678.3730.27448.172.129.6876.372.6815.4319.981.376.9891.922.03100x10100101219.26115.1200.392179.513.0525.06284.683.8440.2674.351.9618.54334.48

11、2.84160x12160121637.44129.3910.630916.584.9578.981455.686.24128.67377.493.1860.741639.574.39200x16200161862.01348.6800.7882366.156.18163.653760.897.79265.93971.413.96123.964270.395.54等边角钢规格标注方法：“”与边宽度值边宽度值边厚度值，如20020016，简记为20024.3.5不等边角钢型号尺寸/mm截面面积/cm2理论重量/Kgm-1外表面积/m2m-1参考数值X-XY-YX1-X1Y1-Y1u-uBbdrIX/cm4iX/cmWX/cm3IY/cm4iY/cmWY/cm3