【例】　某鋼梁如圖32所示,求此鋼梁的制作工程量?！窘狻俊、俑拱濉?310×16:(0.31+0.05)×0.016×4.5×7.85t=0.2035t②翼緣　-240×20:(0.24+0.05)×0.02×4.5×7.85×2t=0.4098t③橫向加勁肋　-105×8:0.105×0.008×0.31×7.85×2×4t=0.0164t④縱向加勁肋　-82×10:0.0...[繼續(xù)閱讀]

    【例】　計算如圖33所示鋼梁工程量?！窘狻俊、俑拱濉?410×16:　　　　　　　　　(0.41+0.05)×0.016×4.0×7.85t=0.2311t②翼緣　-300×20:(0.3+0.05)×0.02×4.0×7.85×2t=0.4396t③橫向加勁肋　-122×12:0.122×0.012×0.41×6×7.85t=0.0283t④縱向加勁肋　-107×...[繼續(xù)閱讀]

    【例】　計算如圖34所示鋼柱的工程量。【解】?、僖砭墶?400×40:(0.4+0.05)×0.04×7.3×7.85×2t=2.0630t②腹板　-320×25:(0.32+0.05)×0.025×7.3×7.85t=0.5301t③柱腳板　-480×40:0.48×0.04×0.78×7.85t=0.1176t④　-212.5×20:0.2125×0.02×0.35×7.85×2t=0.0234t⑤　-17...[繼續(xù)閱讀]

    【例】　計算如圖35所示鋼梯制作工程量?！窘狻俊、貺140×10:查表可知,L140×10的理論質(zhì)量為21.49kg/m21.49×3.92×2kg=0.1685t②-215×6:0.215×0.006×0.8×7.85×9t=0.0729t③L56×5:L56×5的理論重量為4.25kg/m0.95×4.25×10×2kg=80.75kg=0.0808t④L56×5:L56×5的理論重...[繼續(xù)閱讀]

    【例】　某單層鋼結(jié)構(gòu)廠房共有12個如圖36所示的水平支撐,計算其制作工程量。圖36　水平支撐示意圖【解】　①∅20鋼筋的理論重量為2.466kg/m一根∅20鋼筋的工程量為　2.466×7.52×2kg=37.09kg=0.0371t②-100×60.1×0.2×0.006×7.85×2t=0....[繼續(xù)閱讀]

    【例】　計算如圖37所示鋼爬梯制作工程量。圖37　鋼爬梯示意圖a)立面圖　b)1-1剖面圖　c)2-2剖面圖【解】　①∅202.466×0.482×11kg=13.07kg=0.0131t②-60×60.06×0.006×3.28×2×7.85t=0.0185t③-60×60.06×0.006×0.32×7.85×4t=0.0036t合計:(0.0131+0.0185+0....[繼續(xù)閱讀]

    【例】　如圖38所示為某圍墻鋼欄桿示意圖,計算其工程量。圖38　圍墻鋼欄桿示意圖【解】?、?#x2205;76×4.0:∅76×4.0的理論重量為7.1kg/m1.3×7.1×3kg=27.69kg=0.0277t②∅50×3.5:∅50×3.5的理論重量為4.01kg/m4.01×0.142×8kg=4.56kg=0.0046t③...[繼續(xù)閱讀]

    【例】　如圖39所示為某作業(yè)臺鋼梯,計算其制作工程量。圖39　鋼梯示意圖a)鋼梯側(cè)立面圖　b)1-1剖面圖【解】　①-120×6:0.12×0.006×3.35×7.85×2t=0.0379t②∅18:1.998×0.606×9kg=10.9kg=0.0109t③∅22:長度=(2.8+0.24×4+0.45)m=4.21m4.21×2.984kg=12...[繼續(xù)閱讀]

    【例】　設(shè)某廠房鋼柱如圖40所示,共6根,計算其工程量。圖40　某鋼柱示意圖a)立面圖　b)1-1剖面圖【解】　一根鋼柱的工程量如下所示:①[40a:[40a的理論重量為58.91kg/m58.91×3.5×2kg=412.37kg=0.412t②-85×10:0.085×0.01×0.15×7.85×6t=0.006t③-490×...[繼續(xù)閱讀]

    【例】　某單層鋼結(jié)構(gòu)廠房有12根如圖41所示工字形檁條,求其工程量。圖41　某工字形檁條構(gòu)件圖a)立面圖　b)1-1剖面圖　c)2-2剖面圖【解】?、僖砭?-150×15(0.15+0.05)×0.015×10×7.85×2t=0.4710t②腹板:-270×10(0.27+0.05)×0.01×10×7.85t=0.2512t③加勁...[繼續(xù)閱讀]