【例】　計(jì)算如圖12所示吊車梁工程量。圖12　實(shí)腹式吊車梁結(jié)構(gòu)示意圖a)立面圖　b)平面圖　c)1-1剖面圖【解】　①翼緣(10):(0.24+0.05+0.18+0.05)×7.968×0.01×7.85t=0.325t;②腹板(6):(0.46+0.05)×7.968×0.006×7.85t=0.191t;③加勁肋(6):0.087×0.4×0.006×7....[繼續(xù)閱讀]

    【例】　計(jì)算如圖13所示鋼架梁工程量?！窘狻俊、俑拱?(0.05+0.248)×9.16×0.005×7.85t=0.107t;②翼緣:(0.124+0.05)×9.16×0.008×7.85×2t=0.2t③鋼板　-120×6:×0.006×7.85×6t=0.0027t-180×6:0.18×0.2×0.06×7.85×6t=0.1017t-180×20:0.18×0.428×0.02×7.85×2t=0.024t-90×10...[繼續(xù)閱讀]

    【例】　計(jì)算如圖14所示金屬樓梯工程量。圖14　金屬樓梯示意圖【解】?、?#x2205;60×3.0鋼管,查表可知其理論重量為4.22kg/m4.22×(0.9×2+3.6×1.2-0.15)kg=25.19kg=0.025t②□14×14的理論重量為1.54kg/m0.9×10×1.54kg=13.86kg=0.014t③∅45×3.0:(3.6×1.2...[繼續(xù)閱讀]

    【例】　計(jì)算如圖15所示柱間支撐制作工程量。圖15　柱間支撐【解】?、貶150×150×7×10翼緣　(0.15+0.05)×2.45×0.01×2×7.85t=0.077t腹板　(0.15-0.02+0.05)×0.007×2.45×7.85t=0.024t②□-50×2.0:查表可知□50×2.0的理論重量為2.88kg/m2.88×1.1×4kg=12.67kg=0...[繼續(xù)閱讀]

    【例】　試計(jì)算如圖16所示鋼柱的工程量?！窘狻俊、僖砭墶?300×20:(0.05+0.3)×0.02×5.0×2×7.85t=0.5495t;②腹板　-200×14:(0.2+0.05)×0.014×5.0×7.85t=0.1374t;③-280×20:0.28×0.35×0.02×7.85t=0.015t;④-380×20:0.38×0.38×0.02×7.85t=0.0227t⑤-60×10:×0.3×0.01×7.8...[繼續(xù)閱讀]

    【例】　計(jì)算如圖17所示鋼梁制作工程量。圖17　某鋼架示意圖a)平面圖　b)立面圖　c)1-1剖面圖　d)2-2剖面圖【解】　①翼緣　-250×20:(0.25+0.05)×5.4×0.02×7.85×2t=0.5087t②腹板　-340×12:(0.34+0.05)×5.4×0.012×7.85t=0.1984t③-250×12:0.25×0.4×0.012×...[繼續(xù)閱讀]

    【例】　計(jì)算如圖18所示鋼柱制作工程量。圖18　鋼柱示意圖a)立面圖　b)M50錨栓蓋板　c)M20錨栓蓋板　d)1-1剖面圖【解】　①腹板　-320×16:(0.32+0.05)×0.016×4.5×7.85t=0.2091t②翼緣　-450×20:(0.45+0.05)×0.02×4.5×7.85×2t=0.7065t③柱腳板　-500×2...[繼續(xù)閱讀]

    【例】　計(jì)算如圖19所示鋼欄桿制作工程量。圖19　鋼欄桿示意圖【解】?、?#x2205;60×3.5:(0.625×2+0.65)×4.88kg=9.27kg=0.009t②∅50×3.0:查表可知∅50×3.0的理論重量為3.48kg/m0.7825×3.48×4kg=10.89kg=0.011t③∅45×3.0:查表可知∅4.5×...[繼續(xù)閱讀]

    【例】　如圖20所示鋼柱,試計(jì)算其制作工程量。圖20　鋼柱示意圖a)立面圖　b)1-1剖面圖　c)2-2剖面圖【解】?、佟?160×3.0查表可知□160×3.0的理論重量為14.49kg/m7.9×14.49kg=114.47kg=0.11447t②-320×20:0.32×0.02×0.32×7.85t=0.0161t③-65×10:0.065×0....[繼續(xù)閱讀]

    【例】　計(jì)算圖21所示金屬樓梯欄桿制作工程量。圖21　金屬樓梯欄桿示意圖【解】　查表可知□50×2.0的理論重量為2.88kg/m,扁鋼-6×12的理論重量為0.5652kg/m,□30×30的理論重量為7.06kg/m:①□50×2.0:(×2-+0.1+0.2)×2.88kg=19.86kg=0.020t②□30×30...[繼續(xù)閱讀]