T新编热轧槽钢

1、GB/T 707-1988 热轧槽钢尺寸、外形、重量及允许偏差1 尺寸及允许偏差1) 截面尺寸及允许偏差槽钢的截面图示及标注符号如图 1 所示。 槽钢的尺寸、截面面积、理论重量及截面特性参数应符合表 1 的规定。h-高度；b-腿宽度；d-腰厚度；t-平均腿厚度；r-内圆弧半径；r1-腿端腿端圆弧半 径：I-惯性矩；W截面系数；i-惯性半径；乙-YY轴与Y1Y1轴间距图1表1型号尺寸，mm截面面积2 cm理论重里kg/m参考数值hbdtrr1X-XY-YY1- Y1ZocmWx,c3 mlx,c4 mix,cmW丫 ,cm3I丫 ,cm4iY ,cmI 丫41,cm550374.5773.56.

2、9285.43810.4261.943.558.31.120.91.356.363404.87.57.53.88.4516.63416.150.82.454.511.91.1928.41.3688043588410.2488.04525.31013.155.7916.61.2737.41.43104.12.743.9100485.38.58.52810.00739.719857.825.61.4154.91.52124.15.694.912.66535.5995212.31862.1391510.2381.5777.11.59144.18.515.514a05869.59.58614.5358

3、0.556421353.21.71071.71144.21.315.314b06089.59.58616.73387.1609514.161.11.691211.6716a160636.51010521.96217.241088665.2816.373.31.831441.81625.16160658.510105219.7521179356.117.683.41.821611.75185.25.697.018a068710.510.52920.174141127042098.61.961901.88185.29.296.818070910.510.529231521370421.51111.

4、952101.84205.28.837.820a073711115722.6371781780624.21282.112442.012020075911115.532.83725.77719119107.6425.91442.092681.95225.31.848.622a077711.511.58624.9992182390728.21582.232982.1225.36.248.422079911.511.58628.4532342570230.11762.213262.032534.919.825a078712126727.412703370230.61762.243222.072539

5、.919.425b080912126731.3352823530132.71962.223531.9825c25082111212644.91735.2629536909.0735.92182.213841.92286.40.0310.28a0827.512.512.52431.4273404760935.72182.333882.1286.45.6310.28b0849.512.512.52435.8233665130637.92422.34282.02286.51.2310.28c08611.512.512.52440.2193935500440.32682.294631.953248.5

6、112.32a088814147338.0834757600546.53052.55522.2432b32090101414754.91343.107509814012.249.23362.475932.163261.3111.32c0921214147348.1315438690952.63742.476432.0936119036a09691616860.9147.81466001463.54552.738182.4436127013.36b098111616868.1153.4667030666.94972.78802.373610134013.36c00131616873.3159.1

7、1874604705362.679482.3440a40010010.51818975.06858.9288791760015.378.85922.8110702.49401083.06186040b0212.518189865.20893201582.56402.7811402.44401091.06197014.40c0414.518189871.4889860786.26882.7512202.42注：截面图和表中标注的圆弧半径 r, ri的数据用于孔型设计，不做交货条件。截面尺寸允许偏差 槽钢的高度h、腿宽度b、腰厚度d尺寸允许偏差应符合表2的规定。 槽钢平均腿厚度的允许偏差为土0.0

8、6t 槽钢的弯腰挠度不应超过 0.15d o 槽钢腿的外缘斜度，单腿不大于1.5%b,双腿不大于2.5%bo 槽钢腿端、肩钝化不得使直径等于0.18t的圆棒通过。型号允许偏差mm咼度h腿宽度b腰厚度d58± 1.5± 1.5± 0.4>814±2±2± 0.5>1418± 2.5± 0.6>1830± 3± 3± 0.7>3040± 3.5± 0.82）长度允许偏差通常长度槽钢的通常长度应符合表3的规定。表3型？号长？?度，m58512>818519>1840619定尺、倍尺长度槽钢