梁縱向鋼筋單排最大根數(shù)

1、梁縱向鋼筋單排最大根數(shù)每米板寬內(nèi)的鋼筋截面面積表鋼筋間距當鋼筋直徑(mm)為下列數(shù)值時的鋼筋截面面積(mm?)(mm)44.5568101214161820222570180227280404718112216162199287236354488543070127516821226237767010471508205326813393418950686545801571992453536289821414192425133181392747526136901401772183145598731257171022342827349142245454100126159196283503785113

2、115392011254531423801490911011414517825745771410281399182823132856345644621201051331642364196549421283167621212618316840911251011271572264026289051232160820362513304139271309712215121738760487011841547195724172924377614090114140202359561808110014361818224427153506150841061311883355247541026134016962

3、094253432721607999123177314491707962125715901963237630681707494115166296462665906118314971848223628871757291112162287449646880114914541795217228051807088109157279436628855111714141745211227271906684103149265413595810105813391653200125842006380981412513925657701005127215711901245425050647911320131445

4、2616804101812571521196330042536594168262377513670848104712671636鋼筋間距44.556810121416182022252 / 9梁縱向鋼筋單排最大根數(shù)梁縱向鋼筋單排最大根數(shù)【資料來源】MorGain結(jié)構(gòu)快速設計程序凈保護層厚度（mm）：至303540梁縱向鋼筋單排最大根數(shù)（凈保護層厚度：25mm）梁寬b(mm)鋼筋直徑（mm）141618202225283236401502/32/322221/211120043/43/43332/3221/2250554/54/543/432/3223006/765/65/654/543/432

5、/33507/876/76/765/64/543/434008/98/97/87/86/76/75/64/54/53/44509/109/108/98/97/97/86/75/64/54/550010/1210/1110/119/108/107/96/86/75/64/555012/1311/1211/1210/119/118/107/96/85/75/660013/1412/1412/1311/1210/129/118/107/86/75/7梁寬b14161820222528323640注：表內(nèi)分數(shù)值，其分子為梁上部縱筋單排最大根數(shù)，分母為梁下部鋼筋單排最大根數(shù)。梁縱向鋼筋單排最大根數(shù)（凈保

6、護層厚度：30mm）3 / 9梁縱向鋼筋單排最大根數(shù)梁寬b(mm)鋼筋直徑(mm)141618202225283236401502222221/21112003/433332/32/3221/225054/54/5443/432/32230065/65/654/54/543/432/33507/86/76/76/75/65/64/543/434008/987/87/86/76/75/64/54/53/44509/109/108/98/97/86/86/75/64/54/550010/1110/119/109/108/97/96/86/75/64/555011/1211/1210/1110/11

7、9/108/107/96/85/75/660012/1412/1311/1311/1210/129/118/107/86/75/7梁寬b14161820222528323640注：表內(nèi)分數(shù)值，其分子為梁上部縱筋單排最大根數(shù)，分母為梁下部鋼筋單排最大根數(shù)。梁縱向鋼筋單排最大根數(shù)(凈保護層厚度35mm)梁寬b鋼筋直徑(mm)(mm)14161820222528323640150222221/211114 / 9梁縱向鋼筋單排最大根數(shù)20033332/32/32221/22504/54/5443/43/432/3223005/65/6554/54/53/43/432/33507/76/76/765/

8、65/64/543/434008/97/87/876/75/75/64/54/53/44509/108/98/98/97/86/86/75/64/54/550010/1110/119/109/108/97/96/85/75/64/555011/1211/1210/1110/119/108/107/96/85/75/660012/1412/1311/1211/1210/119/118/97/86/75/7梁寬b14161820222528323640注：表內(nèi)分數(shù)值，其分子為梁上部縱筋單排最大根數(shù)，分母為梁下部鋼筋單排最大根數(shù)。梁縱向鋼筋單排最大根數(shù)（凈保護層厚度40mm）梁寬b鋼筋直徑（mm）（mm）1416182022252832364015022221/21111120033332/32221/21/22504/54443/4332/3223005/65554/543/4332/35 / 9梁縱向鋼筋單排最大根數(shù)3506/76/7665/64/54/53/43/434007/87/87/876/75/65/64/543/44508/108/98/987/86/75/75/64/54/550010/119/109/1098/97/86/85/75/64/555011/1210/121