2021建筑給水鋼塑復(fù)合管管道工程技術(shù)規(guī)程

11建筑給水鋼塑復(fù)合管管道工程技術(shù)規(guī)程目次目次441 總 則 （1）2 術(shù) 語(yǔ) （2）（4）程力算 （4）部力算 （6）償 （7）5.1 （7）溫?zé)?（7）道償 （8）管道安裝 （9）一規(guī)定 （9）6.2 紋接 （10）6.3 蘭接 （11）6.4 槽接 （12）6.5 插接 （13）6.6 塑合管金屬接接 （14）6.7 接接 （15）檢驗(yàn)驗(yàn)收 （18）明 （19）附A 表 （20）附：條文說(shuō)明11總則PAGEPAGE1GB/T28897GB/T28897CJ/T120GB/T3091GB/T8163CJ/T433要求；涂層應(yīng)符合本條第2款。CJ/T137GB/T28897CJ/T136及《給水襯塑可鍛鑄鐵管件》CJ/T137的有關(guān)要求。CJ/T120的有關(guān)要求。GB/T28897CJ/T137CJ/T156CJ/T433GB/T2889722術(shù)語(yǔ)PAGEPAGE2steelpipesofcomplexplasticsteelpipesofliningplastic以鋼管為基管，在其管內(nèi)壁粘襯薄壁塑料管的鋼塑復(fù)合管。coatingplasticsteelpipecoatedpipe壁厚為1.5mm～2.0mm，由低碳鋼鋼帶經(jīng)卷制、高頻焊接、表面打磨、內(nèi)外壁涂塑工藝制造而成的管材。socketpipe端部有承、插口，內(nèi)孔均勻、軸線成直線的焊接鋼管。ditch-notchconnection在管段端部壓出凹槽，通過(guò)專用卡箍，輔以橡膠密封圈，扣緊溝槽而連接的方式。pressnotch采用壓輪將旋轉(zhuǎn)的管子端部壓出標(biāo)準(zhǔn)凹槽的工藝。socketconnection在管子端部滾壓出承口與插口，把插口端插入承口端并以橡膠密封圈止水的連接方式。pressconnection由機(jī)械壓接迫使鋼管、管件、密封圈變形而獲得的安全可靠的連接方式。33管材選擇PAGEPAGE31.0MPa（襯)1.0MPa1.6MPa(襯(襯1.6MPa2.5MPa(襯)襯)管徑小于等于DN100DN100DN150水池(）1(箱(。(箱)(PEX)(PP)PAGEPAGE11沿程阻力計(jì)算Lv2式中：λ——水力摩阻系數(shù)；L——管段長(zhǎng)度(m)；

hf dj2g

(4.1.1)dj——管道計(jì)算內(nèi)徑(m)；v——平均流速(m/s)；g——重力加速度(m/s2)。λ式中：Re——雷諾數(shù)。

0.25Re0.226

(4.1.2)ReRevdc

(4.1.3)式中：v——水流速度(m/s)；——水的運(yùn)動(dòng)粘度（m2/s),水溫10℃時(shí)，取1.31x10-6m2/s。10i

Q1.774dj4.774

(4.1.4)式中：i——單位長(zhǎng)度水頭損失(kPa/m)；Q——流量(m3/s)；dj——管道計(jì)算內(nèi)徑(m)，內(nèi)涂塑鋼管為鋼管內(nèi)徑—內(nèi)面涂塑層厚度，內(nèi)襯塑鋼管為鋼管內(nèi)徑—2倍內(nèi)襯塑層厚度注：內(nèi)涂塑鋼管內(nèi)面涂塑層最小厚度可按表4.1.4-1計(jì)算，內(nèi)襯塑鋼管內(nèi)襯塑料層厚度可按表4.1.4-2計(jì)算；涂(襯)塑復(fù)合管的單位長(zhǎng)度水頭損失可按附錄A采用。表4.1.4-1內(nèi)涂塑鋼管內(nèi)面涂塑層最小厚度公稱直徑DN內(nèi)面涂塑層最小厚度mm聚乙烯環(huán)氧樹脂PAGEPAGE5150.40.3202532405065800.50.35100125150200-3000.6表4.1.4-2內(nèi)襯塑鋼管內(nèi)襯塑料層厚度公稱直徑DN內(nèi)襯塑料層厚度mm151.5202532405065802.01001251502.5200250-3003.0104.1.5乘以溫度修正系數(shù)。PAGEPAGE6表4.1.5水頭損失溫度修正系數(shù)水溫(℃)10203040506070809095修正系數(shù)1.00.940.900.860.820.790.770.750.730.72

i

qg1.85

)10785j87式中：i——單位長(zhǎng)度水頭損失(kPa/m)；qg——管道設(shè)計(jì)流量(L/min)；T/CECS492局部阻力計(jì)算

(4.1.6)30%?40%;25%?30%。襯)10%?20%PAGEPAGE7防凍保溫隔熱112212式中：λ(W/m·K)；λ150W/m·K；λ25.2.3—1

(5.2.3)δ15.2.3-2，5.2.3-5；δ2(mm)。表5.2.3-1襯塑層塑料導(dǎo)熱系數(shù)襯塑材料PE-RTPPPEPEX導(dǎo)熱系數(shù)W/m·K0.400.240.480.41表5.2.3-2鍍鋅或非鍍鋅焊接鋼管計(jì)算外徑、壁厚(mm)公稱直徑DN1520253240506580100125150外徑21.326.933.742.448.360.376.188.9114,3139.7165.1壁厚2.82.83.23.53.53.84.04.04.04.04.5公稱直徑DN200250300外徑219.1273.1323.9壁厚6.07.08.0PAGEPAGE8表5.2.3-3無(wú)縫鋼管計(jì)算外徑、壁厚(mm)公稱直徑DN1520253240506580100125150外徑2127344248607689108133159壁厚2.202,203.53.53.53.64.04.04.05.05.0公稱直徑DN200250300外徑219273325壁厚6.007.08.0表5.2.3-4內(nèi)外涂塑壓接式鋼管計(jì)算外徑、壁厚(mm)公稱直徑DN121520253240506580100外徑1518222835425476.188.9114壁厚1.21.51.51.51.51.51.52.02.02.0表5.2.3-5承插鋼管計(jì)算外徑、壁厚(mm)公稱直徑DN150200250300外徑168219273325壁厚4.255.05.06.0管道補(bǔ)償LLT式中：L——管道軸向線位移量(mm)；——管材的線膨脹系數(shù)(1.21mm/(m·K))；L——管道計(jì)算長(zhǎng)度(m)；T——計(jì)算溫差(℃)；tS——管道內(nèi)水的最大溫差(℃)；tg——管道外空氣的最大溫差(℃)；

(5.3.2)當(dāng)熱水水平干管與水平支管連接、水平干管與立管連接、立管與每層熱水支管連接時(shí)，PAGEPAGE9一般規(guī)定500mm池底40mm；30mm50mm810PAGEPAGE10螺紋連接800r/min；GB/T7306《551GB/T7306.2《5521/210°~15°；（）6.2.6注：不得逆向旋轉(zhuǎn)。表6.2.6標(biāo)準(zhǔn)旋入牙數(shù)及標(biāo)準(zhǔn)緊固扭矩公稱直徑(mm)旋入長(zhǎng)度(mm)旋入牙數(shù)扭矩(N·m)管鉗規(guī)格(mm)×15116.0~6.540350×0.1520136.5~7.060350×0.2525156.0~6.5100450×0.3032177.0~7.5120450×0.3540187.0~7.5150600×0.3050209.0~9.5200600×0.40652310.0~10.5250900×0.35802711.5~12.0300900×0.40PAGEPAGE111003313.5~14.04001000×0.501253515.0~16.05001000×0.601503515.0~16.06001000×0.7024h法蘭連接的要求；的150mm6.2.1GB/T7306襯）（）襯溝槽連接溝槽連接方式可適用于公稱直徑不小于DN50的襯涂CJ/T156PAGEPAGE12GB/T172196～8mm3～4mm間隙并用鋼印編號(hào)；DN1001mm；DN1251.5mm；1/26.4.5.1公稱通徑D1D2DN504075DN655590DN8065100DN10085120公稱通徑D1D2DN504075DN655590DN8065100DN10085120DN125108143DN150133168DN200182～188217DN250235～240270DN300285～290320主動(dòng)輪結(jié)構(gòu)圖906.4.5.2Pi）6.4.5.2（mm）公稱直徑DN溝槽深公差≤802.200~+0.3100～1502.200~+0.3200～2502.500~+0.33003.000~+0.5注：溝槽過(guò)深，則應(yīng)作廢品處理。PAGEPAGE13（。CJ/T120襯涂GB/T172196.4.10表6.4.10公稱直徑DN（mm）最大支承間距（m）50～1003.5125～2004.2250～3155.0注：1.橫管的任何兩個(gè)接頭之間應(yīng)有支承；2.不得支承在接頭上。250cm2CJ/T120附錄C.1-C.3承插連接GB/T3091螺旋鋼管時(shí)應(yīng)符合SY/T50376.5.2。表6.5.2承插插口插入深度(mm)DN150DN200DN250DN300最小插入深度100100100100最大插入深度1351351351356.5.36.5.3管道和管道或管件之間的連接處需采用橡膠密封圈密封，借轉(zhuǎn)角度詳見表6.5.3.PAGEPAGE14表6.5.3承插式連接處借轉(zhuǎn)角度公稱直徑借轉(zhuǎn)角度末端位移1505°0.52m2005°0.52m2504°0.52m3004°0.42m6.5.4GB/T21873制造涂塑復(fù)合鋼管前在鋼管連接用鋼制管件兩端內(nèi)側(cè)面鑲?cè)氩讳P鋼圈，尺寸見表6.6.1表6.6.1規(guī)格（DN）長(zhǎng)度（mm）厚度（mm）公差100～15080-1001.0≤10%200～350100-1201.2≤10%2-3mm15-20mmGB/T172196.6.2。圖6.6.2焊縫底層選用不銹鋼焊條打底焊，后續(xù)選用直流焊機(jī)焊縫底層選用不銹鋼焊條打底焊，后續(xù)選用直流焊機(jī)507堿性焊條焊接，然后完成焊接接口。PAGEPAGE15壓接式連接CJ/T433GB/T28897CJ/T433GB/T28897DN100a、預(yù)留孔洞的尺寸宜比管外徑大50mm～l00mm；b、嵌墻暗管的墻槽深度宜為管道外徑加20mm，寬度宜為管道外徑加40mm～50mm；c、架空管道管頂上部的凈空不宜小于100mm。道統(tǒng)坐標(biāo)高允偏應(yīng)合表6.7.4.5 規(guī)。表6.7.4.5管道的坐標(biāo)和標(biāo)高的允許偏差(mm)項(xiàng)目允許偏差坐標(biāo)室外埋地50架空或地溝20室內(nèi)埋地15架空或地溝10標(biāo)高室外埋地±15架空或地溝±10室內(nèi)埋地±10架空或地溝±56.7.4.66.7.4.6的規(guī)定：PAGEPAGE16表6.7.4.6管道和閥門位置的允許偏差(mm)項(xiàng)目允許偏差水平管道縱橫方向彎曲每1m5每1m≤10室外架空、地溝、埋地每10m≤15立管垂直度每1m3高超過(guò)5m≤10高度超過(guò)10m，每10m≤10平行管道和成排閥門位置在同一直線間距36.7.4.7表6.7.4.7活動(dòng)支架最大間距(mm)公稱尺寸DN10~1515~2020~2525~6565~100水平管10001500200025003000立管1500200025003000350025mm40~80mm處。12mm~25mm40mm；公稱尺寸32mm~50mm50mm；公稱尺寸65mm~100mm時(shí)應(yīng)不小于100mm。l00mm。壓接式碳鋼涂塑管道連接。連接。PAGEPAGE176.7.76.7.7的要求：圖6.7.7管件壓接作業(yè)示意圖表6.7.7最小安裝間距(mm)公稱尺寸DNL1L2L312554015155540152055401525655015326550254065502550801002565801003580801003510080100356.8.1鋼塑管在安裝運(yùn)輸裝卸過(guò)程中，不應(yīng)拋摔或劇烈撞擊，裝卸時(shí)應(yīng)使用尼龍紗帶吊裝，儲(chǔ)PAGEPAGE1877檢驗(yàn)與驗(yàn)收PAGEPAGE191.50.6MPa。T/CECS492GB5749的要求。水箱（池）（底）本規(guī)程用詞說(shuō)明本規(guī)程用詞說(shuō)明PAGEPAGE20一、為便于在執(zhí)行規(guī)程條文時(shí)區(qū)別對(duì)待，對(duì)于要求嚴(yán)格程度不同的用詞說(shuō)明如下：1、表示很嚴(yán)格，非這樣做不可的用詞：正面詞采用“必須”；反面詞采用“嚴(yán)禁”。2、表示嚴(yán)格，在正常情況下均應(yīng)這樣做的用詞：正面詞采用“應(yīng)”；反面詞采用“不應(yīng)”或“不得”。3、表示允許稍有選擇，在條件許可時(shí)，首先應(yīng)這樣做的用詞：正面詞采用“宜”或“可”；反面詞采用“不宜”。表示有選擇，在一定條件下可以這樣做的，采用“可”。“……”或……要求）”。附錄A附錄A鋼塑復(fù)合管水力計(jì)算表PAGEPAGE21襯塑鋼管的沿程水頭損失可按表A.0.1表A.0.1建筑給水用襯塑鋼管水力計(jì)算表流量QDN15DN20DN25DN32dj=0.0127dj=0.0183dj=0.0243dj=0.0324（m3/h)(l/s)vivivivi0.2340.0650.510.3780.2520.0700.550.4310.2700.0750.590.4870.2880.0800.630.5460.3060.0850.670.6080.3240.0900.710.6730.3420.0950.750.7410.3600.100.790.8120.3960.110.870.9610.4320.120.951.1220.4680.131.031.2930.490.2260.5040.141.111.4740.530.2580.5400.151.181.6660.570.2910.5760.161.261.8680.610.3270.6120.171.342.0810.650.3640.6480.181.422.3030.680.4030.6840.191.502.5340.720.4430.720.201.582.7760.760.4850.900.251.974.1240.950.7210.540.1861.080.302.375.6991.140.9960.650.2571.260.352.767.4911.331.3100.750.3381.440.403.169.4941.521.6600.860.4291.620.451.712.0450.970.5280.550.1341.800.501.902.4661.080.6370.610.1611.980.552.092.9201.190.7540.670.1912.160.602.283.4081.290.8800.730.2232.340.652.473.9271.401.0140.790.2572.520.702.664.4791.511.1570.850.2932.700.752.855.0621.621.3070.910.3312.880.803.045.6761.721.4660.970.3713.060.851.831.6321.030.413PAGEPAGE23續(xù)表A.0.1流量QDN15DN20DN25DN32dj=0.0127dj=0.0183dj=0.0243dj=0.0324（m3/h)(l/s)vivivivi3.240.901.941.8071.090.4583.420.952.051.9891.150.5043.601.002.162.1781.210.5523.781.052.262.3751.270.6013.961.102.372.5791.330.6534.141.152.482.7911.390.7074.321.202.593.0101.460.7624.501.252.703.2361.520.8194.681.302.803.4691.580.8784.861.352.913.7091.640.9395.041.403.023.9561.701.0025.221.451.761.0665.401.501.821.1325.581.551.881.2005.761.601.941.2705.941.652.001.3416.121.702.061.4146.301.752.121.4886.481.802.181.5656.661.852.241.6436.841.902.301.7227.021.952.371.8047.202.002.431.8867.562.102.552.0577.922.202.672.2348.282.302.792.4178.642.402.912.6079.002.503.032.8029.362.603.153.0049.722.7010.082.80續(xù)表A.0.1PAGEPAGE23流量QDN40DN50DN65DN80dj=0.0383dj=0.0497dj=0.0651dj=0.0769（m3/h)(l/s)vivivivi2.160.600.520.1002.340.650.560.1162.520.700.610.1322.700.750.650.1492.880.800.690.1673.060.850.740.1863.240.900.780.2063.420.950.820.2273.601.000.870.2480.520.0723.781.050.910.2710.540.0783.961.100.950.2940.570.0854.141.151.000.3180.590.0924.321.201.040.3430.620.0994.501.251.080.3690.640.1064.681.301.130.3950.670.1144.861.351.170.4230.700.1225.041.401.220.4510.720.1305.221.451.260.4800.750.1385.401.501.300.5090.770.1475.581.551.350.5400.800.1565.761.601.390.5710.820.1655.941.651.430.6030.850.1740.500.0486.121.701.480.6360.880.1830.510.0516.301.751.520.6700.900.1930.530.0536.481.801.560.7040.930.2030.540.0566.661.851.610.7390.950.2130.560.0596.841.901.650.7750.980.2230.570.0627.021.951.690.8111.010.2340.590.0647.202.001.740.8491.030.2450.600.0677.562.101.820.9251.080.2670.630.0747.922.201.911.0051.130.2900.660.080續(xù)表續(xù)表A.0.1PAGEPAGE24流量QDN40DN50DN65DN80dj=0.0383dj=0.0497dj=0.0651dj=0.0769（m3/h)(l/s)vivivivi8.282.302.001.0881.190.3130.690.0868.642.402.081.1731.240.3380.720.0939.002.502.171.2611.290.3630.750.1009.362.602.261.3521.340.3900.780.1079.722.702.341.4451.390.4170.810.11510.082.802.431.5421.440.4440.840.12310.442.902.521.6411.490.4730.870.13010.803.002.601.7421.550.5020.900.13811.163.102.691.8471.600.5320.930.14711.523.202.781.9541.650.5630.960.15511.883.302.862.0631.700.5950.990.16412.243.402.952.1761.750.6271.020.17312.603.501.800.6601.050.18212.963.601.860.6941.080.19113.323.701.910.7291.110.20113.683.801.960.7641.140.21114.043.902.010.8001.170.22114.404.002.060.8371.200.23114.764.102.110.8741.230.2410.880.10915.124.202.160.9121.260.2520.900.11415.484.302.220.9511.290.2620.930.11815.844.402.270.9911.320.2730.950.12316.204.502.321.0311.350.2840.970.12816.564.602.371.0721.380.2960.990.13316.924.702.421.1141.410.3071.010.13917.284.802.471.1561.440.3191.030.14417.644.902.531.1991.470.3311.060.14918.005.002.581.2431.500.3431.080.15518.365.102.631.2881.530.3551.100.16018.725.202.681.3331.560.3671.120.16619.085.302.731.3781.590.3801.140.172續(xù)表續(xù)表A.0.1PAGEPAGE25流量QDN40DN50DN65DN80dj=0.0383dj=0.0497dj=0.0651dj=0.0769（m3/h)(l/s)vivivivi19.445.402.781.4251.620.3931.160.17719.805.502.841.4721.650.4061.180.18320.165.602.891.5201.680.4191.210.18920.525.702.941.5681.710.4321.230.19520.885.802.991.6181.740.4461.250.20121.245.903.041.6671.770.4601.270.20721.606.001.800.4741.290.21421.966.101.830.4881.310.22022.326.201.860.5021.330.22722.686.301.890.5161.360.23323.046.401.920.5311.380.24023.766.601.980.5611.420.25324.126.702.010.5761.440.26024.486.802.040.5911.460.26724.846.902.070.6071.490.27425.207.002.100.6221.510.28125.567.102.130.6381.530.28825.927.202.160.6541.550.29526.287.302.190.6711.570.30326.647.402.220.6871.590.31027.007.502.250.7031.610.31827.367.602.280.7201.640.32527.727.702.310.7371.660.33328.087.802.340.7541.680.34028.447.902.370.7711.700.34828.808.002.400.7891.720.35629.168.102.430.8061.740.36429.528.202.460.8241.770.37229.888.302.490.8421.790.38030.248.402.520.8601.810.38830.608.502.550.8781.830.397續(xù)表續(xù)表A.0.1PAGEPAGE30流量QDN40DN50DN65DN80dj=0.0383dj=0.0497dj=0.0651dj=0.0769（m3/h)(l/s)vivivivi30.968.602.580.8971.850.40531.328.702.610.9151.870.41331.688.802.640.9341.890.42232.048.902.670.9531.920.43032.409.002.700.9721.940.43932.769.102.730.9911.960.44833.129.202.761.0111.980.45633.489.302.791.0302.000.46533.849.402.821.0502.020.47434.209.502.851.0702.050.48334.569.602.881.0902.070.49234.929.702.911.1102.090.50135.289.802.941.1312.110.51035.649.902.971.1512.130.52036.0010.003.001.1722.150.52936.9010.252.210.55337.8010.502.260.57738.7010.752.310.60239.6011.002.370.62740.5011.252.420.65241.4011.502.480.67842.3011.752.530.70443.2012.002.580.73144.1012.252.640.75845.0012.502.690.78645.9012.752.750.81446.8013.002.800.84347.7013.252.850.87248.6013.502.910.90149.5013.752.960.93150.4014.003.010.961流量QDN100DN125DN150DN200dj=0.1023dj=0.1277dj=0.1511dj=0.2041（m3/h)(l/s)vivivivi14.764.100.500.02815.124.200.510.02915.484.300.520.03015.844.400.540.03216.204.500.550.03316.564.600.560.03416.924.700.570.03517.284.800.580.03717.644.900.600.03818.005.000.610.04018.365.100.620.04118.725.200.630.04219.085.300.640.04419.445.400.660.04519.805.500.670.04720.165.600.680.04820.525.700.690.05020.885.800.710.05221.245.900.720.05321.606.000.730.05521.966.100.740.05622.326.200.750.05822.686.300.770.06023.046.400.780.0610.500.0210.360.01023.766.600.800.0650.520.0220.370.01024.126.700.820.0670.520.0230.370.01024.486.800.830.0680.530.0240.380.01124.846.900.840.0700.540.0240.380.01125.207.000.850.0720.550.0250.390.01125.567.100.860.0740.550.0260.400.01125.927.200.880.0760.560.0260.400.012流量QDN100DN125DN150DN200dj=0.1023dj=0.1277dj=0.1511dj=0.2041（m3/h)(l/s)vivivivi26.287.300.890.0780.570.0270.410.01226.647.400.900.0790.580.0280.410.01227.007.500.910.0810.590.0280.420.01327.367.600.920.0830.590.0290.420.01327.727.700.940.0850.600.0300.430.01328.087.800.950.0870.610.0300.430.01428.447.900.960.0890.620.0310.440.01428.808.000.970.0910.620.0320.450.01429.168.100.990.0930.630.0320.450.01429.528.201.000.0950.640.0330.460.01529.888.301.010.0970.650.0340.460.01530.248.401.020.0990.660.0340.470.01530.608.501.030.1020.660.0350.470.01630.968.601.050.1040.670.0360.480.01631.328.701.060.1060.680.0370.490.01631.688.801.070.1080.690.0370.490.01732.048.901.080.1100.690.0380.500.01732.409.001.090.1120.700.0390.500.01732.769.101.110.1150.710.0400.510.01833.129.201.120.1170.720.0410.510.01833.489.301.130.1190.730.0410.520.01933.849.401.140.1210.730.0420.520.01934.209.501.160.1240.740.0430.530.01934.569.601.170.1260.750.0440.540.02034.929.701.180.1280.760.0450.540.02035.289.801.190.1310.770.0450.550.02035.649.901.200.1330.770.0460.550.02136.0010.001.220.1350.780.0470.560.02136.9010.251.250.1420.800.0490.570.02237.8010.501.280.1480.820.0510.590.02338.7010.751.310.1540.840.0530.600.024流量QDN100DN125DN150DN200dj=0.1023dj=0.1277dj=0.1511dj=0.2041（m3/h)(l/s)vivivivi39.6011.001.340.1600.860.0560.610.02540.5011.251.370.1670.880.0580.630.02641.4011.501.400.1740.900.0600.640.02742.3011.751.430.1800.920.0630.660.02843.2012.001.460.1870.940.0650.670.02944.1012.251.490.1940.960.0670.680.03045.0012.501.520.2010.980.0700.700.03145.9012.751.550.2081.000.0720.710.03246.8013.001.580.2161.020.0750.720.03447.7013.251.610.2231.030.0770.740.03548.6013.501.640.2311.050.0800.750.03649.5013.751.670.2381.070.0830.770.03750.4014.001.700.2461.090.0850.780.03851.3014.251.730.2541.110.0880.790.03952.2014.501.760.2621.130.0910.810.04153.1014.751.790.2701.150.0940.820.04254.0015.001.820.2781.170.0960.840.04355.8015.501.890.2951.210.1020.860.04657.6016.001.950.3121.250.1080.890.04859.4016.502.010.3291.290.1140.920.0510.500.01261.2017.002.070.3471.330.1200.950.0540.520.01363.0017.502.130.3661.370.1270.980.0570.530.01464.8018.002.190.3841.410.1331.000.0600.550.01466.6018.502.250.4031.440.1401.030.0630.570.01568.4019.002.310.4231.480.1471.060.0660.580.01670.2019.502.370.4431.520.1541.090.0690.600.01672.0020.002.430.4631.560.1611.120.0720.610.01773.8020.502.490.4841.600.1681.140.0750.630.01875.6021.002.550.5051.640.1751.170.0780.640.01977.4021.502.620.5271.680.1831.200.0820.660.01979.2022.002.680.5491.720.1901.230.0850.670.020流量QDN100DN125DN150DN200dj=0.1023dj=0.1277dj=0.1511dj=0.2041（m3/h)(l/s)vivivivi81.0022.502.740.5711.760.1981.250.0890.690.02182.8023.002.800.5941.800.2061.280.0920.700.02284.6023.502.860.6171.830.2141.310.0960.720.02386.4024.002.920.6401.870.2221.340.0990.730.02488.2024.502.980.6641.910.2301.370.1030.750.02590.0025.003.040.6881.950.2391.390.1070.760.02591.8025.501.990.2471.420.1110.780.02693.6026.002.030.2561.450.1150.790.02795.4026.502.070.2651.480.1190.810.02897.2027.002.110.2741.510.1230.830.02999.0027.502.150.2831.530.1270.840.030100.8028.002.190.2921.560.1310.860.031102.6028.502.230.3011.590.1350.870.032104.4029.002.260.3111.620.1390.890.033106.2029.502.300.3201.650.1430.900.034108.0030.002.340.3301.670.1480.920.035109.8030.502.380.3401.700.1520.930.036111.6031.002.420.3501.730.1570.950.037113.4031.502.460.3601.760.1610.960.038115.2032.002.500.3701.780.1660.980.039117.0032.502.540.3801.810.1700.990.041118.8033.002.580.3911.840.1751.010.042120.6033.502.620.4011.870.1801.020.043122.4034.002.650.4121.900.1841.040.044124.2034.502.690.4231.920.1891.050.045126.0035.002.730.4341.950.1941.070.046127.8035.502.770.4451.980.1991.090.047129.6036.002.810.4562.010.2041.100.049131.4036.502.850.4672.040.2091.120.050133.2037.002.890.4792.060.2141.130.051135.0037.502.930.4902.090.2201.150.052流量QDN100DN125DN150DN200dj=0.1023dj=0.1277dj=0.1511dj=0.2041（m3/h)(l/s)vivivivi136.8038.002.970.5022.120.2251.160.053138.6038.503.010.5142.150.2301.180.055140.4039.002.170.2351.190.056142.2039.502.200.2411.210.057144.0040.002.230.2461.220.059145.8040.502.260.2521.240.060147.6041.002.290.2571.250.061149.4041.502.310.2631.270.063151.2042.002.340.2681.280.064153.0042.502.370.2741.300.065154.8043.002.400.2801.310.067158.4044.002.450.2911.340.069162.0045.002.510.3031.380.072180.0050.002.790.3661.530.087198.0055.003.070.4331.680.103216.0060.001.830.120234.0065.001.990.139252.0070.002.140.158270.0075.002.290.179288.0080.002.450.200306.0085.002.600.223324.0090.002.750.247342.0095.002.900.272360.00100.03.060.298續(xù)表續(xù)表A.0.1PAGEPAGE32流量QDN150DN200DN250DN300dj=0.1511dj=0.2041dj=0.2551dj=0.3019（m3/h)(l/s)vivivivi59.4016.500.920.0510.500.0120.320.0040.230.00261.2017.000.950.0540.520.0130.330.0040.240.00263.0017.500.980.0570.530.0140.340.0050.240.00264.8018.001.000.0600.550.0140.350.0050.250.00266.6018.501.030.0630.570.0150.360.0050.260.00268.4019.001.060.0660.580.0160.370.0050.270.00270.2019.501.090.0690.600.0160.380.0060.270.00372.0020.001.120.0720.610.0170.390.0060.280.00373.8020.501.140.0750.630.0180.400.0060.290.00375.6021.001.170.0780.640.0190.410.0060.290.00377.4021.501.200.0820.660.0190.420.0070.300.00379.2022.001.230.0850.670.0200.430.0070.310.00381.0022.501.250.0890.690.0210.440.0070.310.00382.8023.001.280.0920.700.0220.450.0080.320.00384.6023.501.310.0960.720.0230.460.0080.330.00486.4024.001.340.0990.730.0240.470.0080.340.00488.2024.501.370.1030.750.0250.480.0080.340.00490.0025.001.390.1070.760.0250.490.0090.350.00491.8025.501.420.1110.780.0260.500.0090.360.00493.6026.001.450.1150.790.0270.510.0090.360.00495.4026.501.480.1190.810.0280.520.0100.370.00497.2027.001.510.1230.830.0290.530.0100.380.00599.0027.501.530.1270.840.0300.540.0100.380.005100.8028.001.560.1310.860.0310.550.0110.390.005102.6028.501.590.1350.870.0320.560.0110.400.005104.4029.001.620.1390.890.0330.570.0110.410.005106.2029.501.650.1430.900.0340.580.0120.410.005108.0030.001.670.1480.920.0350.590.0120.420.005109.8030.501.700.1520.930.0360.600.0120.430.006111.6031.001.730.1570.950.0370.610.0130.430.006113.4031.501.760.1610.960.0380.620.0130.440.006續(xù)表續(xù)表A.0.1PAGEPAGE33流量QDN150DN200DN250DN300dj=0.1511dj=0.2041dj=0.2551dj=0.3019（m3/h)(l/s)vivivivi115.2032.001.780.1660.980.0390.630.0140.450.006117.0032.501.810.1700.990.0410.640.0140.450.006118.8033.001.840.1751.010.0420.650.0140.460.006120.6033.501.870.1801.020.0430.660.0150.470.007122.4034.001.900.1841.040.0440.670.0150.470.007124.2034.501.920.1891.050.0450.680.0160.480.007126.0035.001.950.1941.070.0460.680.0160.490.007127.8035.501.980.1991.090.0470.690.0160.500.007129.6036.002.010.2041.100.0490.700.0170.500.007131.4036.502.040.2091.120.0500.710.0170.510.008133.2037.002.060.2141.130.0510.720.0180.520.008135.0037.502.090.2201.150.0520.730.0180.520.008136.8038.002.120.2251.160.0530.740.0180.530.008138.6038.502.150.2301.180.0550.750.0190.540.008140.4039.002.170.2351.190.0560.760.0190.540.009142.2039.502.200.2411.210.0570.770.0200.550.009144.0040.002.230.2461.220.0590.780.0200.560.009145.8040.502.260.2521.240.0600.790.0210.570.009147.6041.002.290.2571.250.0610.800.0210.570.009149.4041.502.310.2631.270.0630.810.0220.580.010151.2042.002.340.2681.280.0640.820.0220.590.010153.0042.502.370.2741.300.0650.830.0220.590.010154.8043.002.400.2801.310.0670.840.0230.600.010158.4044.002.450.2911.340.0690.860.0240.610.011162.0045.002.510.3031.380.0720.880.0250.630.011180.0050.002.790.3661.530.0870.980.0300.700.013198.0055.003.070.4331.680.1031.080.0360.770.016216.0060.001.830.1201.170.0410.840.019234.0065.001.990.1391.270.0480.910.021252.0070.002.140.1581.370.0550.980.024270.0075.002.290.1791.470.0621.050.028續(xù)表續(xù)表A.0.1PAGEPAGE34流量QDN150DN200DN250DN300dj=0.1511dj=0.2041dj=0.2551dj=0.3019（m3/h)(l/s)vivivivi288.0080.002.450.2001.570.0691.120.031306.0085.002.600.2231.660.0771.190.034324.0090.002.750.2471.760.0851.260.038342.0095.002.900.2721.860.0941.330.042360.00100.03.060.2981.960.1031.400.046注：?jiǎn)挝籭為KPa/m，dj為m，v為m/s。PAGEPAGE35A.0.2表A.0.2建筑給水用內(nèi)涂塑鋼管水力計(jì)算表流量QDN15DN20DN25DN32dj=0.0149dj=0.0205dj=0.0265dj=0.0346（m3/h)(l/s)vivivivi0.2340.0650.370.1760.2520.0700.400.2010.2700.0750.430.2270.2880.0800.460.2550.3060.0850.490.2840.3240.0900.520.3140.3420.0950.540.3460.3600.100.570.3790.3960.110.630.4480.4320.120.690.5230.4680.130.750.6030.390.1310.5040.140.800.6880.420.1500.5400.150.860.7770.450.1690.5760.160.920.8710.480.1900.6120.170.970.9700.520.2120.6480.181.031.0740.550.2340.6840.191.091.1820.580.2580.720.201.151.2950.610.2820.900.251.431.9230.760.4190.450.1231.080.301.722.6580.910.5790.540.1701.260.352.013.4941.060.7620.630.2241.440.402.294.4281.210.9650.730.2831.620.451.361.1900.820.3490.480.0981.800.501.511.4340.910.4210.530.1181.980.551.671.6981.000.4990.580.1402.160.601.821.9821.090.5820.640.1632.340.651.972.2841.180.6710.690.1882.520.702.122.6051.270.7650.740.2142.700.752.272.9441.360.8640.800.2422.880.802.423.3011.450.9690.850.2713.060.851.541.0790.900.302續(xù)表續(xù)表A.0.2PAGEPAGE36流量QDN15DN20DN25DN32dj=0.0149dj=0.0205dj=0.0265dj=0.0346（m3/h)(l/s)vivivivi3.240.901.631.1950.960.3343.420.951.721.3151.010.3683.601.001.811.4401.060.4033.781.051.901.5701.120.4403.961.101.991.7051.170.4774.141.152.091.8451.220.5164.321.202.181.9901.280.5574.501.252.272.1391.330.5994.681.302.362.2931.380.6424.861.352.452.4521.440.6865.041.402.542.6161.490.7325.221.451.540.7795.401.501.600.8285.581.551.650.8775.761.601.700.9285.941.651.750.9806.121.701.811.0336.301.751.861.0886.481.801.911.1446.661.851.971.2006.841.902.021.2597.021.952.071.3187.202.002.131.3797.562.102.231.5037.922.202.341.6328.282.302.451.7668.642.402.551.9059.002.502.662.0489.362.602.772.1969.722.7010.082.80續(xù)表續(xù)表A.0.2PAGEPAGE37流量QDN40DN50DN65DN80dj=0.0405dj=0.0519dj=0.0673dj=0.0799（m3/h)(l/s)vivivivi2.160.600.470.0772.340.650.500.0892.520.700.540.1012.700.750.580.1142.880.800.620.1283.060.850.660.1423.240.900.700.1583.420.950.740.1743.601.000.780.1900.470.0583.781.050.820.2070.500.0633.961.100.850.2250.520.0694.141.150.890.2440.540.0754.321.200.930.2630.570.0804.501.250.970.2820.590.0864.681.301.010.3030.610.0934.861.351.050.3240.640.0995.041.401.090.3450.660.1065.221.451.130.3670.690.1125.401.501.160.3900.710.1195.581.551.200.4140.730.1275.761.601.240.4380.760.1345.941.651.280.4620.780.1410.460.0416.121.701.320.4870.800.1490.480.0436.301.751.360.5130.830.1570.490.0456.481.801.400.5390.850.1650.510.0486.661.851.440.5660.870.1730.520.0506.841.901.470.5940.900.1820.530.0537.021.951.510.6220.920.1900.550.0557.202.001.550.6500.950.1990.560.0587.562.101.630.7090.990.2170.590.0637.922.201.710.7701.040.2360.620.068續(xù)表續(xù)表A.0.2PAGEPAGE38流量QDN40DN50DN65DN80dj=0.0405dj=0.0519dj=0.0673dj=0.0799（m3/h)(l/s)vivivivi8.282.301.790.8331.090.2550.650.0748.642.401.860.8981.130.2750.670.0809.002.501.940.9661.180.2960.700.0859.362.602.021.0351.230.3170.730.0929.722.702.101.1071.280.3390.760.09810.082.802.171.1811.320.3610.790.10510.442.902.251.2571.370.3850.820.11110.803.002.331.3351.420.4080.840.11811.163.102.411.4151.470.4330.870.12511.523.202.481.4971.510.4580.900.13211.883.302.561.5801.560.4840.930.14012.243.402.641.6661.610.5100.960.14812.603.501.650.5370.980.15512.963.601.700.5641.010.16313.323.701.750.5931.040.17113.683.801.800.6211.070.18014.043.901.840.6511.100.18814.404.001.890.6801.120.19714.764.101.940.7111.150.2060.820.09115.124.201.990.7421.180.2150.840.09515.484.302.030.7741.210.2240.860.09915.844.402.080.8061.240.2330.880.10316.204.502.130.8391.270.2430.900.10716.564.602.170.8721.290.2520.920.11116.924.702.220.9061.320.2620.940.11517.284.802.270.9401.350.2720.960.12017.644.902.320.9751.380.2820.980.12418.005.002.361.0111.410.2921.000.12918.365.102.411.0471.430.3031.020.13318.725.202.461.0841.460.3131.040.13819.085.302.511.1211.490.3241.060.143續(xù)表續(xù)表A.0.2PAGEPAGE39流量QDN40DN50DN65DN80dj=0.0405dj=0.0519dj=0.0673dj=0.0799（m3/h)(l/s)vivivivi19.445.402.551.1591.520.3351.080.14819.805.502.601.1971.550.3461.100.15320.165.602.651.2361.570.3581.120.15820.525.702.691.2751.600.3691.140.16320.885.802.741.3151.630.3801.160.16821.245.902.791.3561.660.3921.180.17321.606.001.690.4041.200.17821.966.101.710.4161.220.18322.326.201.740.4281.240.18922.686.301.770.4411.260.19423.046.401.800.4531.280.20023.766.601.860.4781.320.21124.126.701.880.4911.340.21724.486.801.910.5051.360.22224.846.901.940.5181.380.22825.207.001.970.5311.400.23425.567.102.000.5451.420.24025.927.202.020.5581.440.24626.287.302.050.5721.460.25226.647.402.080.5861.480.25827.007.502.110.6001.500.26527.367.602.140.6151.520.27127.727.702.160.6291.540.27728.087.802.190.6441.560.28428.447.902.220.6581.580.29028.808.002.250.6731.600.29729.168.102.280.6881.620.30329.528.202.310.7031.640.31029.888.302.330.7191.660.31730.248.402.360.7341.680.32330.608.502.390.7501.700.330流量QDN40DN50DN65DN80dj=0.0405dj=0.0519dj=0.0673dj=0.0799（m3/h)(l/s)vivivivi30.968.602.420.7651.720.33731.328.702.450.7811.740.34431.688.802.470.7971.760.35132.048.902.500.8131.780.35832.409.002.530.8301.790.36632.769.102.560.8461.810.37333.129.202.590.8621.830.38033.489.302.610.8791.850.38733.849.402.640.8961.870.39534.209.502.670.9131.890.40234.569.602.700.9301.910.41034.929.702.730.9471.930.41835.289.802.750.9651.950.42535.649.902.780.9821.970.43336.0010.002.811.0001.990.44136.9010.252.040.46037.8010.502.090.48138.7010.752.140.50139.6011.002.190.52240.5011.252.240.54341.4011.502.290.56542.3011.752.340.58743.2012.002.390.60944.1012.252.440.63245.0012.502.490.65545.9012.752.540.67846.8013.002.590.70247.7013.252.640.72648.6013.502.690.75149.5013.752.740.77550.4014.002.790.801續(xù)表續(xù)表A.0.2PAGEPAGE41流量QDN100DN125DN150DN200dj=0.1053dj=0.1307dj=0.1551dj=0.2079（m3/h)(l/s)vivivivi14.764.100.470.02415.124.200.480.02515.484.300.490.02615.844.400.510.02816.204.500.520.02916.564.600.530.03016.924.700.540.03117.284.800.550.03217.644.900.560.03318.005.000.570.03518.365.100.590.03618.725.200.600.03719.085.300.610.03819.445.400.620.04019.805.500.630.04120.165.600.640.04220.525.700.650.04420.885.800.670.04521.245.900.680.04621.606.000.690.04821.966.100.700.04922.326.200.710.05122.686.300.720.05223.046.400.730.0530.480.0190.340.00823.766.600.760.0560.490.0200.350.00924.126.700.770.0580.500.0210.350.00924.486.800.780.0600.510.0210.360.00924.846.900.790.0610.510.0220.370.01025.207.000.800.0630.520.0220.370.01025.567.100.820.0640.530.0230.380.01025.927.200.830.0660.540.0230.380.010續(xù)表續(xù)表A.0.2PAGEPAGE42流量QDN100DN125DN150DN200dj=0.1053dj=0.1307dj=0.1551dj=0.2079（m3/h)(l/s)vivivivi26.287.300.840.0680.540.0240.390.01126.647.400.850.0690.550.0250.390.01127.007.500.860.0710.560.0250.400.01127.367.600.870.0730.570.0260.400.01127.727.700.880.0740.570.0260.410.01228.087.800.900.0760.580.0270.410.01228.447.900.910.0780.590.0280.420.01228.808.000.920.0790.600.0280.420.01329.168.100.930.0810.600.0290.430.01329.528.200.940.0830.610.0300.430.01329.888.300.950.0850.620.0300.440.01330.248.400.960.0870.630.0310.440.01430.608.500.980.0880.630.0320.450.01430.968.600.990.0900.640.0320.460.01431.328.701.000.0920.650.0330.460.01531.688.801.010.0940.660.0340.470.01532.048.901.020.0960.660.0340.470.01532.409.001.030.0980.670.0350.480.01532.769.101.040.1000.680.0360.480.01633.129.201.060.1020.690.0360.490.01633.489.301.070.1040.690.0370.490.01633.849.401.080.1060.700.0380.500.01734.209.501.090.1080.710.0380.500.01734.569.601.100.1100.720.0390.510.01734.929.701.110.1120.720.0400.510.01835.289.801.130.1140.730.