0a Pa HM450X300a HM500X300a 钢梁抗剪承载力验算 HM500X300b Mpa HM600X300a mm^2 HM600X300b mm HM600X300c mm HN100X50 mm^3 HN125X60 抗剪强度满足要求! HN150X75 HN160X90 HN175X90 HN200X100a HN200X100 mm3 HN250X125a mm HN250X125 HN280X125 钢梁整体稳定计算 HN300X150a HN300X150 HN350X175a HN350X175 HN400X150 哪个变红,说明那种荷载状况需要验算整体稳定 HN400X200a HN400X200 HN450X150 HN450X200a HN450X200 mm HN500X150 HN500X200a HN500X200 HN500X200b HN600X200a HN600X200 HN600X200b HN700X300a HN700X300 型号 I10 I12.6 I14 I16 kN.m I18 kN.m I20a I20b I22a mm I22b mm^3 I25a MPa I25b I28a I28b I32a mm^3 I32b mm^3 I32c N/mm2 I36a I36b I36c 梁支座处应采取构造措施,防止梁端截面发生扭转! I40a I40b I40c I45a mm I45b I45c I50a I50b I50c I56a mm I56b I56c I63a I63b I63c 型号 C5 C6.3 C8 C10 C12.6 C14a C14b C16a C16b C18a C18b C20a C20b C22a C22b C25a C25b C25c C28a C28b C28c C32a C32b