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1、(完整版)钢筋截面面积表每米板宽内的钢筋截面面积表 钢筋间距(mm）当钢筋直径（mm）为下列数值时的钢筋截面面积（mm2)44.55681012141618202225707580901001801681571401262272121991771592802622452181964043773533142837186706285595031122104798287378516161508141412571131219920531924171015392872268125132234201136353393318128272545448841893927349131425430506847524
2、224380170126545613654544909110120125130140150114105101979084145133127122114106178164157151140131257236226217202188457419402387359335714654628604561524102894290587080875413991283123211841100102618281676160815471436134023132121203619571818169628562618251324172244209434563168304129242715253444624091392
3、737763506327216017017518019020079747270666399949188848012311511210910398177166162157149141314296287279265251491462449436413392707665646628595565962906880855810770125711831149111710581005159014971454141413391272196318481795174516531571237622362172211220011901306828872805272725842454250300504264537965
4、113942011683142624523776165138046701018848125710471521126719631636钢筋间距44。55681012141618202225钢筋的计算截面面积及公称质量表直径d(mm)不同根数直径的计算截面面积（mm2）单根钢筋公称质量(kg/m)12345678934566。57.112.619。628。333.214。125.139576621。237.75985100 28。350。37911313335.362。89814116642.475。4118170199 49.588.0137198232 56。5100.5157226265 6
5、3。6113.1177254299 0。05550。09860。1540.2220。26088.21012140.50352.878.5113.1153。9 1.01106157226308 1.51158236339462 2。01211314452616 2。51264393565770 3.02317471679924 3.523705507921078 4。024226289051232 4.5247570710181385 0。3950。4150.6170。8881。208 1618202225201.1254.5314.2380.1490。9402509628760982 6037
6、6394211401473 8041018125715211963 10.051272157119012454 12061527188522812945 14071781219926613436 16082036251330413927 18102290282734214418 1。5781.9982.4662。9843。853 28323640615.8804.21017。91256。6 1232160820362513 1847241330543770 2463321740725027 3079402150896283 3695482561077540 4310563071258796 4
7、9266434814310053 55427238916111310 4。8346。3137.9909.865 梁纵向钢筋单排最大根数 （净保护层厚度：25mm）梁宽 b（mm)钢筋直径（mm）141618202225283236401502/32/322221/211120043/43/43332/3221/2250554/54/543/432/3223006/765/65/654/543/432/33507/876/76/765/64/543/434008/98/97/87/86/76/75/64/54/53/44509/109/108/98/97/97/86/75/64/54/55001
8、0/1210/1110/119/108/107/96/86/75/64/555012/1311/1211/1210/119/118/107/96/85/75/660013/1412/1412/1311/1210/129/118/107/86/75/7梁宽 b14161820222528323640梁纵向钢筋单排最大根数 （净保护层厚度：30mm)梁宽 b（mm）钢筋直径(mm）141618202225283236401502222221/21112003/433332/32/3221/225054/54/5443/432/32230065/65/654/54/543/432/33507/86/76/76/75/65/64/543/434008/987/87/86/76/75/64/54/53/44509/109/108/98/97/86/86/75/64/54/550010/1110/119/109/108/97/96/86/75/64/555011/1211/1210/1110/119/108/107/96/85/75/660012/1412/1311/1311/1210/129/118/107/86/75/7梁宽 b14161820222528323640
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