角鋼槽鋼尺寸允許偏差

1、表20熱軋等邊角鋼的允許偏差和長(zhǎng)度角鋼號(hào)數(shù)邊寬b/mm邊厚d/mm長(zhǎng)度/m角鋼號(hào)數(shù)邊寬b/mm邊厚d/mm長(zhǎng)度/m25.66.39±0.8±1.2±0.4±0.641241210141620±1.8±2.5±0.7±1.04196191-1-84-8-1.html  | 復(fù)制地址等邊角鋼的兩個(gè)邊寬相等。其規(guī)格以邊寬×邊寬×邊厚的毫米數(shù)表示。如“30×30×3”，即表示邊寬為30毫米、邊厚為3毫米的等邊角鋼。也可用型號(hào)表示，型號(hào)是邊寬的厘米數(shù)，如3#。型號(hào)不表示同一型

2、號(hào)中不同邊厚的尺寸，因而在合同等單據(jù)上將角鋼的邊寬、邊厚尺寸填寫(xiě)齊全，避免單獨(dú)用型號(hào)表示。熱軋等邊角鋼的規(guī)格為2#-20#。 表30熱軋槽鋼的尺寸允許偏差(mm)型 號(hào)56.36.58101212.614161820222425272830323640高度h±1.5±2.0±2.0±3.0±3.0腿寬b±1.5±2.0±2.5±3.0±3.5腰厚d±0.4±0.5±0.6±0.7±0.8彎腰撓度不應(yīng)超過(guò)0.15d通常長(zhǎng)度512m519m619m&

3、#160;型號(hào)尺寸/mm截面面積/em2理論質(zhì)量/(kg/m)參考數(shù)值hbdtrr1X-Xy-yY1-Y1zo/cmWx/cm31x/cm4ix/cmWy/cm3Iy/cm4iy/cmIy/cm4550374.57.07.03.56.9285.43810.426.01.943.558.31.1020.91.356.363404.87.57.53.88.4516.63416.150.82.454.5011.91.1928.41.36880435.08.08.04.010.2488.04525.31013.155.7916.61.2737.41.4310100485.38.58.54.212.74

4、810.00739.71983.957.8025.61.4154.91.5212.6126535.59.09.04.515.69212.31862.13914.9510.238.01.5777.11.5914a140586.09.59.54.818.51614.53580.55645.5213.053.21.701071.7114b140608.09.59.54.821.31616.73387.16095.3514.161.11.691211.6716a160636.510.010.05.021.96217.2401088666.2816.373.31.831441_8016160658.510.010.05.025.16219.7521179356.1017.683.41.821611.7518a180687.010.510.55.225.699200420.098.61.961901.8818180709.010.510.55.229.29923.00015213706.8421.5111.952101.8420a200737.011.011.05.528.83722.63717817807.8624.21282.112442.0120200759.011.011.05.532.83725.77719119107.6425.