【例】　某柱間支撐如圖42所示,求其制作工程量。圖42　柱間支撐【解】?、?[14b:[14b的理論重量為16.73kg/m16.73×2×12kg=401.5kg=0.4015t②2[14b:16.73×2×6.9×2kg=461.75kg=0.4617t③-320×10:0.32×0.01×0.59×7.85t=0.0148t④-180×10:0.18×0.01×0.25×7.85×2t=0.0071t⑤...[繼續(xù)閱讀]

    【例】　某變截面柱如圖43所示,計算其制作工程量。圖43　某變截面柱a)立面圖　b)1-1剖面圖【解】?、僖砭墶?400×20:長度為(+0.05+2.7+0.05)m=5.506m翼緣工程量為:0.4×0.02×5.506×7.85t=0.3458t②腹板　板厚14:(0.05+)×2.7×0.014×7.85t=0.1447t③柱腳板...[繼續(xù)閱讀]

    【例】　計算如圖44所示鋼欄桿制作工程量。圖44　某鋼欄桿示意圖a)立面圖　b)1-1剖面圖【解】?、佗?0a:查表得Ⅰ20a的理論重量為27.91kg/m27.91×2.02kg=56.38kg=0.0564t②∅12鋼筋:∅12鋼筋的理論重量為0.888kg/m0.48×4×0.888kg=1.7kg=0.0017...[繼續(xù)閱讀]

    【例】　某空腹鋼柱如圖45所示,共12根,計算空腹鋼柱的制作工程量。圖45　某鋼柱示意圖a)立面圖　b)1-1剖面圖　c)2-2剖面圖【解】?、賉28a:[28a的理論重量為31.42kg/m31.42×3.5×2kg=219.94kg=0.220t②L80×8角鋼斜撐:L80×8的理論重量為9.658kg/m9.6...[繼續(xù)閱讀]

    【例】　某榀鋼屋架如圖46所示,計算其制作工程量。圖46　某鋼屋架【解】　由該屋架上弦和下弦所用角鋼可知,該屋架屬于普通鋼屋架。①上弦　2L100×80×6:L100×80×6的理論重量為8.35kg/m　　8.35×6.03×2×2kg=201.4kg=0.2014t②下弦　2L90×5...[繼續(xù)閱讀]

    【例】　某吊車梁如圖47所示,求此吊車梁的工程量。【解】?、偕弦砭墶?300×10:(0.3+0.05)×11.95×0.01×7.85t=0.3283t②下翼緣　-250×8:(0.25+0.05)×11.95×0.008×7.85t=0.2251t③腹板　-800×6:(0.8+0.05)×11.95×0.006×7.85t=0.4784t④長加勁肋　-140×6:0.14×0.00...[繼續(xù)閱讀]

    【例】　某鋼結(jié)構(gòu)廠房抗風柱如圖48所示,求其制作工程量。【解】?、僖砭墶?200×8:(0.2+0.05)×0.008×6.75×7.85t=0.106t②翼緣　-200×8:(0.2+0.05)×0.008×7.85×6.395t=0.1004t③腹板　-224×6:(0.224+0.05)×6.75×0.006×7.85t=0.0871t④柱腳板　-240×20:0.24×0.02×...[繼續(xù)閱讀]

    【例】　如圖49所示為柱間支撐,計算其制作工程量。圖49　柱間支撐示意圖【解】?、貺100×8:L100×8的理論重量為12.276kg/m12.276×9.520×2kg=233.7kg=0.2337t②-140×8:0.14×0.008×0.22×4×7.85t=0.0077t③-100×6:0.1×0.1×0.006×7.85t=0.0005t合計:(0.2337+0.0077+0....[繼續(xù)閱讀]

    【例】　某鋼梁如圖50所示,共10根,求其工程量。圖50　某鋼梁示意圖a)立面圖　b)1-1剖面圖　c)2-2剖面圖【解】　①[160×70×20×3.0:7.42×4.592kg=34.1kg=0.0341t②-70×4:0.07×0.16×0.004×7.85×2t=0.0007t③-100×4:0.1×0.004×0.15×7.85×2t=0.0009t④-70×4:0.07×...[繼續(xù)閱讀]

    【例】　計算如圖51所示吊車梁制作工程量。圖51　某吊車梁示意圖a)立面圖　b)1-1剖面圖　c)2-2剖面圖【解】　①上翼緣　-450×15:(0.45+0.05)×0.015×5.99×7.85t=0.353t②下翼緣　-252×15:(0.252+0.05)×0.015×5.99×7.85t=0.213t③腹板　-570×12:(0.57+0.05...[繼續(xù)閱讀]