鍋爐主要承壓部件材料及使用溫度

鍋爐主要部件使用材料、規(guī)格及允許使用溫度名稱規(guī)格（）牌號材料數(shù)量計算壓力（Mpa允許使用溫度（C）啟動分離器①610X65WB3615NiCuNb5229.5450啟動分離器儲水罐①610X65WB3615NiCuNb5129.5450汽水分離器壓力平衡管①76X12.5WB3615NiCuNb52450給水管道及省煤器給水管道①406X45WB3615NiCuNb51450省煤器進口集箱①324X50WB3615NiCuNb5131450省煤器H形管①51X6.5SA-210C25MnG31460省煤器出口集箱①324X55WB3615NiCuNb5131450水冷壁下水連接管①406X50SA-106C131430下水連接管分配集箱①475X75SA-106C231430螺旋水冷壁引入管①110X20SA-106C2231430螺旋水冷壁入口集箱①219X45SA-106C231430螺旋水冷壁管①38X7.315CrMoG32831550中間混合集箱①219X60SA-335P12430520

壓力平衡管①83X15SA-335P12431520上部水冷壁管①31.8X6.212Cr1MoVG98831580上部水冷壁出口集箱①219X60SA-335P12430520后水吊掛管入口集箱①273X60SA-335P121520后水吊掛管①63.5X1412Cr1MoVG65580前、側(cè)垂直管屏出口集箱和吊掛管出口集箱引出管①168X35SA-335P122431520至折焰角的下降管的分配管①559X100SA-335P122520至折焰角的下降管①559X95SA-335P12231520折焰角入口匯集集箱①559X85MWTSA-335P12129.9520折焰角入口集箱連接管①114X20SA-335P1224520水平煙道側(cè)包墻入口集箱連接管①168X30SA-335P124520折焰角入口集箱①273X60SA-335P12129.9520水平煙道側(cè)包墻入口集箱①219X45SA-335P12429.9520折焰角、水平煙道底部管、水冷壁排管①44.5X8.512Cr1MoVG265580水平煙道側(cè)包墻①44.5X7.012Cr1MoVG80580水平煙道側(cè)包墻出口集箱①219X45SA-335P12429.9520水冷壁排管出口集箱①219X45SA-335P12129.9520

頂棚及包復管過熱器頂棚過熱器入口集箱①273X60SA-335P12129.5520頂棚管（尾部包墻入口集箱前）①63.5X1012Cr1MoVG13329.3580頂棚管（后豎井區(qū)域）①44.5X7.512Cr1MoVG13229.3580頂棚出口集箱①273X65SA-335P12129.5520包墻管、分隔墻尾部包墻入口集箱①273X65SA-335P12129.5520后煙道頂棚管、后墻管①44.5X7.512Cr1MoVG13229.3580后煙道側(cè)包墻①63.5X10.512Cr1MoVG95X229.3580后煙道卜部環(huán)形集箱①324X75SA-335P12129.5520后煙道側(cè)包墻出口集箱①273X60SA-335P12229.5520中間隔墻及吊掛管入口集箱①406X85SA-335P12129.5520中隔墻上部管①44.5X1012Cr1MoVG580中隔墻卜部管①57X1012Cr1MoVG580低溫冉熱器側(cè)吊掛管①51X9.012Cr1MoVG130580低溫過熱器側(cè)吊掛管①57X12.512Cr1MoVG130580吊掛管出口集箱①273X60SA-335P12130520

低溫過熱器低溫過熱器進口集箱（中間隔墻出口集箱）①324X7512Cr1MoVG129560低溫過熱器水平段①57X1015CrMoG130*329550580①57X9.512Cr1MoVG低溫過熱器垂直段①51X1012Cr1MoVG629580低溫過熱器出口集箱①508X9512Cr1MoVG129560低過出口連接管①457X80SA-335P12229560一級減溫器①457X80SA-335P12228.9560屏式過熱器屏過入口匯集集箱①457X80SA-335P12228.7520屏過入口集箱連接管①168X30SA-213T912228.7610屏過進口集箱①219X45SA-335P12228.7520管屏入口段①38X6.5SA-213T9122X2328.7610管屏底部及出口內(nèi)11根①38X7.5SA-213T91管屏底部及出口外12根①38X7.5SA-213TP347H670（煙氣側(cè)壁溫）屏式過熱器出口集箱①219X50SA-335P91128.7610屏式過熱器出口集箱連接管①168X30SA-335P91610

屏式過熱器出口匯集集箱①508X85SA-335P91228.7610屏式過熱器出口匯集集箱連接管①168X30SA-335P91610高溫過熱器高過入口集箱①219X40SA-335P91128610高溫過熱器管①44.5X8.5SA-213T91SA-213TP347H22X1728610670（煙氣側(cè)壁溫）①44.5X9高過出口集箱①245X60SA-335P91228610蒸汽導管①168X35SA-335P91228610高過出口匯集集箱①457X95SA-335P91227.6610過熱烝汽出口管①406X65SA-335P912610再熱器冷再管①813X20SA-106C15.06430冷再入口聯(lián)箱①711X45SA-106C15.16430低溫再熱器①63X4①57X4①57X420G15CrMoG12Cr1MoVG130X45.06430520580高溫再熱器①57X4.5①51X4.5①51X4.512Cr1MoVGSA-213T91SA-213TP347H65X85.06580610670（煙氣側(cè)壁溫）局再出口集箱①273X30SA-335P91335.06610

局再出口集箱連接管①219X18SA-335P91335.06610局冉出口匯集集箱①864X35SA-335P9115.16610鍋爐容量及主要參數(shù)名稱單位BMCRBRL過熱烝汽流里t/h1100.01045.9過熱器出口蒸汽壓力MPa(g)25.425.28過熱器出口蒸汽溫度0c571571再熱烝汽流里t/h928.37880.81再熱器進口蒸汽壓力MPa(g)4.524.27再熱器出口蒸汽壓力MPa(g)4.334.09再熱器進口蒸汽溫度0c318.7313.1再熱器出口蒸汽溫度0c569569省煤器進口給水溫度0c282.3278.7

表2-2各級受熱面管組的有關數(shù)據(jù)項 目單位低溫過熱器IM過熱器末級過熱器低溫再熱器局溫再熱器管子規(guī)格（外徑X最小壁厚）mm①51念6,10.4038)5.6,6.5①38X6.6①44.5X7.5①63.5X4①57X4①57X4①51X4節(jié)距（橫向/縱向）mm230/75230/71.1690/43690/62.3115/87.3115/79230/79230/79230/71.1材質(zhì)（詳列）一15CrMoG12Cr1MoVGSA-213T91TP347HSA-213T91TP347HSA-210C15CrMoG12Cr1MoVGSA-213T91TP347H管組平均煙速m/s8.5/9.89.010.2出口煙溫C55910801000392841進口煙溫C72913521080785966最高設計壓力MPa.g29.028.728.05.065.06運行壓力（B-MCR）MPa.g26.4426.2325.8