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1、钢筋混凝土用钢直径、重量允许偏差表热轧带肋钢筋（）热轧光圆钢筋（）公称直径公称尺寸(内径)内径允许偏差理论重量（/m）重量允许偏差公称直径内径允许偏差理论重量（/m）重量允许偏差65.80.30.2227%60.30.2227%87.70.40.39580.395109.60.617100.6171211.50.888120.8881413.41.215%140.41.2085%1615.41.58161.5781817.31.993181.9932019.30.52.47202.4652221.32.984%222.9844%2524.23.852827.20.64.8332316.3136
2、357.994038.70.79.875048.50.815.42说明：1、公称直径：与钢筋的横截面积相等对应的圆钢直径；2、公称尺寸：指产品的具体标准尺寸，如带肋钢筋的直径、肋高、肋距等；3、选用GB1499.12008 钢筋混凝土用钢第一部分：热轧光圆钢筋 及GB1499.22007 钢筋混凝土用钢第二部分：热轧带肋钢筋。 4、各表式均由总师办供稿。热轧角钢截面特征、重量允许偏差表热轧等边角钢GB9787-88热轧不等边角钢筋GB9788-88边长()厚度()截面积(2)重量(/m)每米重量允许偏差边长()厚度()截面积(2)重量(/m)每米重量允许偏差20341.131.460.891.
3、15不超过+3%-5%2516341.161.500.911.18不超过+3%-5%25341.431.861.121.463220341.491.941.171.5230341.752.281.371.794025341.892.471.481.94363452.112.763.381.662.162.654528342.152.811.692.20403452.363.093.791.852.422.985032342.433.181.912.494534562.663.494.295.082.092.743.373.9956363452.743.594.422.152.823.47503
4、4562.973.904.805.692.333.063.774.47634045674.064.995.916.803.193.924.645.345634583.344.395.428.372.623.454.256.57704545674.555.616.657.663.574.405.226.01634568104.986.147.299.5211.663.914.825.727.479.157550568106.137.269.4711.594.815.707.439.1070456785.576.888.169.4210.674.375.406.417.408.3780505678
5、6.387.568.729.875.015.936.857.75755678107.378.8010.1611.5014.135.826.917.989.0311.09905656787.218.569.8811.185.666.727.768.78热轧角钢截面特征、重量允许偏差表热轧等边角钢GB9787-88热轧不等边角钢筋GB9788-88边长()厚度()截面积(2)重量(/m)每米重量允许偏差边长()厚度()截面积(2)重量(/m)每米重量允许偏差805678107.919.4010.8612.3015.136.217.388.539.6611.87不超过+3%-5%1006367810
6、9.6211.1112.5815.477.558.729.8812.14不超过+3%-5%90678101210.6412.3013.9417.1720.318.359.6610.9513.4815.94100806781010.6412.3013.9417.178.359.6610.9513.481006781012141611.9313.8015.6419.2622.8026.2629.639.3710.8312.2815.1217.9020.6123.26110706781010.6412.3013.9417.178.359.6610.9513.481107810121415.2017.
7、2421.2625.2029.0611.9313.5316.6919.7822.811258078101214.1015.9919.7123.3511.0712.5515.4718.33125810121419.7524.3728.9133.3715.5119.1322.7026.1914090810121418.0422.2626.4030.4614.1617.4820.7223.911401012141627.3732.5137.5742.5421.4925.5229.4933.391601001012141625.3230.0534.7139.2819.8723.5927.2530.84
8、1601012141631.5037.4443.3049.0724.7329.3933.9938.521801101012141628.3733.7138.9744.1422.2726.4630.5934.651801214161842.2448.9055.4761.9633.1638.3843.5448.632001251214161837.9143.8749.7455.5329.7643.4439.0543.59200141618202454.6462.0169.3070.5190.6642.8948.6854.4060.0671.17热轧普通工字钢截面特征、重量允许偏差表热轧普通工字钢
9、GB706-88型号腰高()腿宽()腰厚()截面积(2)重量(/m)腰高允许偏差腿宽允许偏差腰厚允许偏差每米重量允许偏差10100684.514.3511.262.0()2.0()0.5()不超过+3%-5%12.6126745.018.1214.2214140805.521.5216.8916160886.026.1320.512.5()18180946.630.7624.14202001007.035.5827.933.0()3.0()0.7()202001029.039.5831.07222201107.542.1333.07222201129.546.5336.52252501168.
10、048.5438.112525011810.053.5442.03282801228.555.4043.492828012410.561.0047.90323201309.567.1652.753.5()0.8()3232013211.573.5657.743232013413.579.9662.773636013610.076.4860.043636013812.083.6865.693636014014.090.8871.344040014210.586.1167.604040014412.594.1173.884040014614.5102.1180.14545015011.510280.424.0()4.0()0.9()4545015213.5111.4587.494545015415.5120.4594.55热轧普通槽钢截面特征、重量允许偏差表热轧普通槽钢 GB707-88型号腰高()腿宽()腰厚(
