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1、 各种钢材检验标准一、 矿用U-25型钢二、矿用工字钢型号h与公差b与公差d与公差备注9901.576280.3111101.590290.3121201.5952110.3三、矿用轻轨轻轨类型(kg/m)ABCD理论重量kg/m1180.566327.011.2159176377.014.72189080401018.062224107925110.924.46四、钢板钢板型号厚度公差理论重量kg/m2长度与公差备注30.1023.55340.1031.40350.1539.25360.1547.10380.2062.803100.2078.503120.2594.203160.30125.
2、63200.30157.03250.35196.303五、 圆钢圆钢型号直径公差理论重量(kg/m)长度公差备注5.50.100.186580.100.3955100.100.6175120.100.8885140.151.215160.151.585180.152.005200.152.475220.152.985250.203.855300.205.555350.207.555400.259.875450.2512.485500.3015.425550.3018.65600.3022.25650.3526.05700.3530.25750.4034.75800.4039.55六、热轧槽钢型
3、号hbd理论重量(kg/m)550374.55.4386.363404.86.6346.565404.86.709880435.08.04510100485.310.00712120535.512.05912.6126535.512.31814a140586.014.53514b140608.016.73316a160636.517.24016b160658.519.75218a180687.020.17418180709.023.00020a200737.022.63720200759.025.77722a220777.024.99922220799.028.45324a240787.026
4、.86024b240809.030.62824c2408211.034.39625a250787.027.41025b250809.031.33525c2508211.035.260七、热轧等边角钢型号bd理论重量kg/m220340.8891.1452.525341.1241.459330341.3731.7863.6363451.6562.1632.6544403451.8522.4222.9764.54534562.0882.7363.3693.98555034562.3323.0593.7704.4655.65634582.6243.4464.2516.5866.3634568103.
5、9074.8225.7217.4699.151770456784.3725.3976.4067.3988.3737.5755678105.8186.9057.9769.08011.0898805678106.2117.3768.5259.68511.87499067810128.3509.65610.94613.47615.94010100678101214169.36610.83012.27615.12017.89820.61123.257111107810121411.92813.53216.69019.78222.80912.5125810121415.50419.13322.69626
6、.193141401012141621.48825.52229.49033.393161601012141624.72929.39133.98738.518181801214161833.15938.38343.54248.634八、低压液体输送用焊接钢管与镀锌焊接钢管公称口径外径普通钢管加厚钢管mmin公称尺寸壁厚mm理论重量kg/m壁厚mm理论重量kg/m61/810.02.000.392.500.4681/413.52.250.622.750.73103/817.02.250.822.750.73151/221.32.751.263.251.45203/426.82.751.633.50
7、2.0125133.53.252.424.002.91321 1/442.33.253.134.003.78401 1/248.03.503.844.254.5850260.03.54.884.56.16652 1/275.53.756.644.57.8880388.54.008.344.759.8110041144.0010.855.0013.441255140.04.5015.045.5018.2415061654.5017.815.5021.63九、钢丝绳619(a)类圆股钢丝绳:钢丝绳公称直径dmm钢丝绳近似重量kg/100m备注天然纤维芯合成纤维芯钢芯613.3013.0014.60
8、718.1017.6019.90823.6023.0025.90929.9029.1032.801036.9036.0040.5012.554.1215.584.5718.5121.821.5165.824.5216.52526249.00243.00274.0028289.00282.00318.00十、矿用电缆芯数导体标称截面mm2标称厚度mm2电缆外径mm2动力线芯地线芯动力线芯绝缘护套MY-0.38/0.66MYP-0.38/0.6634141.43.520.9-23.022.9-25.236161.43.522.9-25.124.7-27.23101101.64.027.8-30.6
9、29.7-32.73161101.64.030.3-33.332.2-35.43251161.84.536.4-40.138.3-41.03351161.84.540.5-44.642.4-46.63501162.05.045.5-50.147.4-51.03701252.05.051.5-55.052.4-57.13951252.46.062.1-68.1 检验说明：1、 导体单丝直径应从电缆试样的不同类线芯中各任取5根单丝铜线的平均值。2、 标志耐磨性试验，应用浸过水的1团脱脂棉或1块棉布轻轻擦拭制造厂名或商标与绝缘七芯颜色或数字标志，共擦10次后，标志仍保持明显、清晰，方合格。3、 标称厚度与电缆外径应取其最小值作为相应的厚度。8 / 8
