锻制扁钢(gbt6761-1997)

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1、锻制扁钢(GB/T6761-1997)(1)尺寸规格宽度厚度 202530354045505560657075808590100110120130140150160理论重量406.287.859.42457.068.8310.60507.859.8111.813.715.7558.6410.813.015.117.3609.4211.814.116.518.821.123.66510.212.815.317.820.423.025.57011.013.716.519.222.024.727.530.233.07511.8

2、14.717.720.623.626.529.432.435.38012.615.718.822.025.128.331.434.537.740.844.09014.117.721.224.728.331.835.338.842.445.949.410015.719.623.627.531.435.339.243.247.151.055.058.962.866.711017.321.625.930.234.538.843.247.551.856.160.464.869.173.412018.823.628.333.037

3、.742.447.151.856.561.265.970.675.480.113020.425.530.635.740.845.951.056.161.266.371.476.581.686.714022.027.533.038.544.049.455.060.465.971.476.982.487.993.498.911015023.629.435.341.247.153.058.964.870.676.582.388.394.210010611816025.131.437.744.050.256.562.869.17

4、5.481.687.994.210010711312613815117026.733.440.046.753.460.066.773.480.186.793.410010711312013314716018028.335.342.449.456.563.670.677.784.891.898.910611312012714115517018419819067.174.682.089.596.910411211912713414916417919420920070.678.586.494.21021101181261331

5、4115717318820422021074.282.490.798.910711512413214014816518119821423124726422077.786.495.010411212113013814715517319020722424225927623013514415316218019921723525327128924014115116017018820722624526428330125014715716717719621623525527529431426015316317318420422424

6、5265286306326280165176187198220242264286308330352300177188200212236259283306330353377注:1、表中的理论质量，按密度为7.85kg/cm3计算。2、对高合金钢计算理论质量时，要采取相应的牌号的密度。(2)允许偏差宽度厚度尺寸允许偏差尺寸允许偏差1组2组1组2组40-60+2.0-1.0+2.5-1.020-40+1.5-0.5+2.0-0.5>60-100+3.0-1.0+3.5-1.0>40-60+2.0-1.0+2.5-1.0>100

7、-150+4.0-2.0+4.5-2.0>60-100+3.0-1.0+4.0-1.0>150-200+6.0-2.0+6.5-2.0>100-160+4.0-1.0+5.0-1.0>200-250+7.0-3.0+8.0-3.0   >250-300+9.0-3.0+10.0-3.0