滴灌水量平衡计算、滴灌带、管道水损计算速查表
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1 水量平衡计算表 依据SL 103-95《微灌工程技术规范》式(3.0.6)，已知：设计灌溉补充强度Ia（mm/d）、灌水周期T（d），取η=0.9时，可求得灌水定额m，并将灌水定额单位换算为m3/亩，与灌水周期和设计灌溉补充强度的关系为：mTIa0.667（m3/亩），计算结果见表1-1。 表1-1 灌水定额、灌水周期和设计灌溉补充强度的关系IaT23.04.45.97.48.910.411.913.314.816.317.819.320.722.223.725.226.728.129.634.46.78.911.113.315.617.820.022.224.426.728.931.133.335.637.840.042.244.445.98.911.914.817.820.723.726.729.632.635.638.541.544.447.450.453.356.359.357.411.114.818.522.225.929.633.337.040.744.448.151.955.659.363.066.770.474.168.913.317.822.226.731.135.640.044.448.953.357.862.266.771.175.680.084.488.9710.415.620.725.931.136.341.546.751.957.062.267.472.677.883.088.193.398.5103.7811.917.823.729.635.641.547.453.359.365.271.177.083.088.994.8100.7106.7112.6118.5913.320.026.733.340.046.753.360.066.773.380.086.793.3100.0106.7113.3120.0126.7133.3234567891011121314151617181920 当水源供水流量稳定且无调蓄时，微灌工程水量平衡可根据SL 103-95《微灌工程技术规范》式(2.3.1-1)AQt10Ia计算。式中：A——可灌溉面积，hm2； Q——可供流量，m3/h； Ia——设计灌溉补充强度，mm/d； t——系统每日工作小时数，h/d；η——灌溉水利用系数。取t=20h/d、η=0.9，且将可灌溉面积A单位换算为亩时，求得：A27QIa或QAI27a(亩)。不同设计灌溉补充强度时，水源单位供水流量可灌溉面积如表1-2所示； 表1-2 不同设计灌溉补充强度时，单位供水流量可灌溉面积设计灌溉补充强度Ia（mm/d）23456789供水流量Q（m3/h）11111111灌溉面积A（亩）13.59.06.85.44.53.93.43.0 1 当知道水源供水流量和设计灌溉补充强度时，灌溉面积A27QIa (以水定地)，式中各符号单位：A（亩）、 Q(m3/h)、Ia（mm/d）、t（20h/d）、η，如表1-3所示，供查阅。 表1-3 水源供水流量和设计灌溉补充强度已知时灌溉面积（以水定地）A(亩)Ia267574381087894510131080114812151283135014181485155316201688175518231890195820252093216022282295236324302498256526332700276828352903297030383105317332403308337534433510357836453713378038483915398340504118418542534320438834504955405856306757207658108559009459901035108011251170121512601305135013951440148515301575162016651710175518001845189019351980202520702115216022052250229523402385243024752520256526102655270027452790283528802925433837140543947350654057460864167570974377681084487891194597910131046108011141148118112151249128313161350138414181451148515191553158616201654168817211755178918231856189019241958199120252059209321262160219452702973243513784054324594865135405675946216486757027297567838108378648919189459729991026105310801107113411611188121512421269129613231350137714041431145814851512153915661593162016471674170117281755622524827029331533836038340542845047349551854056358560863065367569872074376578881083385587890092394596899010131035105810801103112511481170119312151238126012831305132813501373139514181440146371932122312512702893093283473663864054244444634825015215405595795986176366566756947147337527717918108298498688879069269459649841003102210411061108010991119113811571176119612151234125481691862032192362532702873043213383543713884054224394564734895065235405575745916086246416586756927097267437597767938108278448618788949119289459629799961013102910461063108010979150165180195210225240255270285300315330345360375390405420435450465480495510525540555570585600615630645660675690705720735750765780795810825840855870885900915930945960975Q50556065707580859095100105110115120125130135140145150155160165170175180185190195200205210215220225230235240245250255260265270275280285290295300305310315320325 2 当知道灌溉面积和设计灌溉补充强度时，可求出设计灌溉流量(以地定水) QAI27a,式中各符号单位：A（亩）、Q(m3/h)、Ia（mm/d）、t（20h/d）、η，计算结果如表1-4，供查阅。 表1-4 灌溉面积和设计灌溉补充强度已知时水源供水流量（以地定水）QA(亩)Ia21113161820222427293133363840424447495153565860626467697173767880828487899193969810010210410710911111311611812012212412712913113331720232730333740434750535760636770737780838790939710010310711011311712012312713013313714014314715015315716016316717017317718018318719019319720042227313640444953586267717680848993981021071111161201241291331381421471511561601641691731781821871911962002042092132182222272312362402442492532582622675283339445056616772788389941001061111171221281331391441501561611671721781831891942002062112172222282332392442502562612672722782832892943003063113173223283336334047536067738087931001071131201271331401471531601671731801871932002072132202272332402472532602672732802872933003073133203273333403473533603673733803873934007394754627078869310110911712413214014815616317117918719420221021822623324124925726427228028829630331131932733434235035836637338138939740441242042843644345145946784453627180899810711612413314215116016917818719620421322223124024925826727628429330231132032933834735636437338239140040941842743644445346247148048949850751652453395060708090100110120130140150160170180190200210220230240250260270280290300310320330340350360370380390400410420430440450460470480490500510520530540550560570580590600150180210240270300330360390420450480510540570600630660690720750780810840870900930960990102010501080111011401170120012301260129013201350138014101440147015001530156015901620165016801710174017701800 3 2 毛管与辅管水力计算表 平坡条件下，毛管的极限孔数依据《微灌工程技术规范》式(4.3.6)计算，Nm5.446h2dINT1.75kSqd4.750.364(个)，当毛管上允许水头偏差按0.55分配、设计工作水头为10m、流量偏差率qv=0.2、k=1.1时，大田滴灌工程中常用滴灌带的极限孔数和长度见表2-1，当k=1.15时表中极限孔数减少3~5个，当k=1.2时表中极限孔数减少6~9个，极限长度相应缩短。 表2-1 单翼迷宫式滴灌带技术规格、极限孔数及极限长度规格S(m)qd(L/h)2.51.82.12.42.62.83.21.82.51.8该极限孔毛管分配滴灌带灌水器流量-计算极计算极数(或长度)灌水器流的允许水内径压力公式限孔数限长度态 指数头偏差对应流量(mm)q(L/h)—H(m)（个）（m）（m）（L/h）16.016.016.016.016.016.016.016.016.012.0q=0.658H0.58q=0.452H0.6q=0.528H0.6q=0.603H0.6q=0.653H0.600q=0.703H0.6q=0.804H0.6q=0.432H0.62q=0.600H0.620.5800.6000.6000.6000.6000.6000.6000.6200.6201.941.871.871.871.871.871.871.811.811.9727528926224022821820025720817955.186.978.872.268.665.660.2103.083.453.9687.5520.2550.2576.0592.8610.4640.0462.6520.0322.2Φ16×200-2.5Φ16×300-1.8Φ16×300-2.1Φ16×300-2.4Φ16×300-2.6Φ16×300-2.8Φ16×300-3.2Φ16×400-1.8Φ16×400-2.5Φ12×300-1.80.20.30.30.30.30.30.30.40.40.3q=0.479H0.57090.5709 注：在计算极限孔数和极限长度时，h即：hvqvx(10.151xxqv)20.55H0.5510hv(其中hv是按qv=0.2计算出，(10.1510.60.60.2)0.34，例第二栏Φ16×300-1.8，m。 hv0.20.6，h20.55H0.5510hv0.55100.341.87滴灌带沿程水头损失计算依据《微灌工程技术规范》式(4.2.2)，hf'fSqdbmdN0.48m1m1NmS01S，取S=0.3m，S0=0.15m, d=16mm，N(个)、q(L/h)见表2-2，m=1.75,b=4.75,f=0.505，沿程水头损失h’f（m）可查阅表2-2。 4 表2-2 滴灌带沿程水头损失hf'(m）hfqN1.80.0930.0980.1030.1090.1150.1210.1270.1330.140.1460.1530.1610.1680.1750.1830.1910.1990.2080.2160.2250.2340.2440.2530.2630.2730.2830.2940.3050.3160.3270.3380.350.3620.3740.3870.40.4130.4260.440.4540.4680.4820.4970.5120.5270.5430.5590.5750.5910.6080.6250.6420.660.6780.6962.10.1220.1280.1360.1430.150.1580.1660.1740.1830.1920.2010.210.220.230.240.250.2610.2720.2830.2950.3070.3190.3320.3450.3580.3710.3850.3990.4130.4280.4430.4590.4740.490.5070.5240.5410.5580.5760.5940.6130.6320.6510.6710.6910.7110.7320.7530.7740.7960.8190.8410.8650.8880.9122.20.1320.1390.1470.1550.1630.1720.180.1890.1990.2080.2180.2280.2380.2490.260.2720.2830.2950.3070.320.3330.3460.360.3740.3880.4030.4180.4330.4480.4640.4810.4970.5150.5320.550.5680.5870.6060.6250.6450.6650.6850.7060.7270.7490.7710.7940.8170.840.8640.8880.9130.9380.9630.9892.40.1540.1620.1710.180.190.20.210.220.2310.2420.2540.2660.2780.290.3030.3160.330.3440.3580.3730.3880.4030.4190.4350.4520.4690.4860.5040.5220.5410.560.5790.5990.620.640.6610.6830.7050.7280.7510.7740.7980.8220.8470.8720.8980.9240.9510.9781.0061.0341.0631.0921.1221.1522.60.1770.1870.1970.2080.2180.230.2410.2540.2660.2790.2920.3060.3190.3340.3490.3640.3790.3950.4120.4290.4460.4640.4820.5010.520.5390.5590.580.6010.6220.6440.6660.6890.7130.7370.7610.7860.8110.8370.8630.890.9180.9460.9741.0041.0331.0631.0941.1251.1571.191.2231.2561.291.3252.80.2010.2130.2240.2360.2490.2620.2750.2890.3030.3170.3320.3480.3640.380.3970.4140.4320.450.4690.4880.5080.5280.5490.570.5920.6140.6370.660.6840.7080.7330.7590.7850.8110.8390.8660.8950.9230.9530.9831.0141.0451.0771.1091.1421.1761.2111.2461.2811.3181.3541.3921.431.4691.50930.2270.240.2530.2670.2810.2950.310.3260.3420.3580.3750.3920.410.4290.4480.4670.4870.5080.5290.5510.5730.5960.6190.6430.6680.6930.7180.7450.7720.7990.8270.8560.8850.9150.9460.9771.0091.0421.0751.1091.1441.1791.2151.2521.2891.3271.3661.4051.4461.4871.5281.5711.6141.6581.7023.20.2540.2690.2830.2980.3140.330.3470.3650.3820.4010.420.4390.4590.480.5010.5230.5460.5690.5920.6170.6420.6670.6930.720.7470.7760.8040.8340.8640.8950.9260.9580.9911.0251.0591.0941.131.1671.2041.2421.2811.321.361.4011.4431.4861.5291.5731.6181.6641.7111.7581.8071.8561.9063.5hfNq1.80.7150.7340.7530.7720.7920.8120.8330.8540.8750.8960.9180.940.9630.9851.0091.0321.0561.081.1051.131.1551.181.2061.2331.2591.2861.3141.3411.371.3981.4271.4561.4861.5161.5461.5771.6081.641.6721.7041.7371.771.8031.8371.8721.9071.9421.9772.0132.052.0862.1242.1612.1992.2382.10.9360.9610.9861.0121.0381.0641.0911.1181.1461.1741.2021.2311.2611.2911.3211.3521.3831.4151.4471.4791.5121.5461.581.6141.6491.6851.721.7571.7941.8311.8691.9071.9461.9852.0252.0652.1062.1482.1892.2322.2752.3182.3622.4062.4512.4972.5432.592.6372.6842.7332.21.0161.0421.071.0971.1261.1541.1831.2131.2431.2731.3041.3361.3681.41.4331.4661.51.5351.5691.6051.6411.6771.7141.7511.7891.8271.8661.9061.9461.9862.0272.0692.1112.1542.1972.2412.2852.332.3752.4212.4682.5152.5622.6112.6592.7092.41.1831.2141.2461.2781.3111.3441.3781.4121.4471.4831.5191.5561.5931.631.6691.7081.7471.7871.8281.8691.911.9531.9962.0392.0832.1282.1732.2192.2662.3132.3612.4092.4582.5082.5582.6092.6612.7132.61.3611.3961.4331.471.5081.5461.5851.6251.6651.7061.7471.7891.8321.8761.921.9642.012.0562.1022.152.1982.2462.2962.3462.3972.4482.52.5532.6062.6612.81.5491.591.6311.6741.7171.761.8051.851.8961.9421.9892.0372.0862.1352.1852.2362.2882.342.3932.4472.5022.5572.6142.67131.7481.7941.8411.8881.9371.9862.0362.0872.1392.1912.2452.2992.3542.4092.4662.5232.5812.6413.21.9572.0082.0612.1142.1692.2242.282.3372.3952.4532.5132.5732.6353.52.2892.3492.4112.4732.5372.6011001021041061081101121141161181201221241261281301321341361381401421441461481501521541561581601621641661681701721741761781801821841861881901921941961982002022042062080.2970.3140.3310.3490.3680.3870.4060.4270.4470.4690.4910.5140.5370.5620.5870.6120.6380.6650.6930.7210.750.780.8110.8420.8740.9070.9410.9751.0111.0471.0831.1211.161.1991.2391.281.3221.3651.4081.4531.4981.5441.5911.6391.6881.7381.7891.8411.8931.9472.0012.0572.1132.1712.229210212214216218220222224226228230232234236238240242244246248250252254256258260262264266268270272274276278280282284286288290292294296298300302304306308310312314316318 5 辅管也为多孔管，其水力计算同毛管，取S=1m，S0=0.5m,辅管规及N(个)、q(L/h)见表2-3，m=1.75,b=4.75,f=0.505，辅管沿程水头损失h’f（m）见表2-3。 表2-3 辅管沿程水头损失hf'（m）S=1m 管径×壁厚=32×1.6hfq管径×壁厚=40×2.4单侧孔数(个)单侧孔数(个)N34567891056789101112137207307407507607707807908008108208308408508608708808909009109209309409509609709809901000101010201030104010501060107010801090110011101120113011401150116011700.04610.09940.18170.29850.4550.6550.04720.10180.18620.30580.4660.6710.04840.10430.19060.31310.4770.6880.04950.10670.19520.32060.4880.7040.05070.10920.19980.32810.50.7200.9051.20840.07010.1150.1750.25270.34890.46590.60520.76850.9580.9271.2380.07180.1180.180.25880.35750.47720.620.78730.9810.951.26780.07350.1210.1840.26510.36610.48870.63490.80631.0050.9721.29790.07520.1240.1880.27140.37480.50040.650.82541.0280.9951.32840.0770.1260.1930.27770.38360.51210.66520.84481.0531.0181.35910.07880.1290.1970.28420.39240.52390.68060.86431.0771.0411.39010.08060.1320.2020.29070.40140.53590.69620.88411.1021.0651.42150.08240.1350.2060.29720.41040.5480.71190.9041.1260.05180.11180.20440.33570.5110.7370.0530.11430.2090.34340.5230.7540.05420.11690.21380.35110.5350.7710.05540.11950.21850.35890.5470.7880.05660.12210.22330.36680.5590.8050.05790.12480.22820.37480.5710.8230.05910.12740.23310.38280.5830.8410.06040.13010.2380.39090.5960.8580.06160.13290.2430.39910.6080.8760.06290.13560.2480.40730.6210.8940.06420.13840.25310.41570.6330.9130.06550.14120.25820.42410.6460.9310.06680.1440.26330.43250.6590.9500.06810.14680.26850.44110.6720.9680.06940.14970.27380.44970.6850.9870.07080.15260.27910.45840.6981.0060.07210.15550.28440.46710.7121.0260.07350.15850.28980.4760.7251.0450.07490.16140.29520.48490.7391.0650.07630.16440.30060.49380.7521.0840.07770.16740.30610.50290.7661.1040.07910.17040.31170.5120.781.1241.0881.45310.08420.1380.2110.30380.41960.56020.72770.92411.1511.1121.4850.08610.1410.2150.31050.42880.57250.74370.94441.1771.1361.51730.0880.1440.220.31720.43810.58490.75980.96491.2021.1611.54980.08980.1480.2250.3240.44750.59750.77610.98561.2281.1851.58260.09170.1510.230.33090.4570.61010.79261.00651.2541.211.61580.09370.1540.2340.33780.46650.62290.80921.02761.2801.2351.64920.09560.1570.2390.34480.47620.63580.82591.04881.3071.261.68290.09760.160.2440.35190.48590.64880.84281.07031.3331.2861.71690.09950.1630.2490.3590.49570.66190.85981.09191.3601.3121.75120.10150.1670.2540.36610.50560.67510.8771.11371.3881.3371.78570.10350.170.2590.37340.51560.68840.89431.13571.4151.3641.82060.10550.1730.2640.38070.52570.70190.91171.15781.4431.391.85580.10760.1770.2690.3880.53580.71540.92941.18021.4701.4161.89120.10960.181.4431.92690.11170.1830.2740.39540.54610.72910.94711.20271.4990.280.40290.55640.74290.9651.22551.5271.471.96290.11380.1870.2850.41040.56680.75670.9831.24841.5551.4971.99920.11590.190.290.4180.57730.77071.00121.27151.5841.5252.03580.1180.1940.2950.42570.58780.78481.01951.29471.6131.5522.07270.12020.1970.3010.43340.59850.79911.0381.31821.6421.582.10990.12230.2010.3060.44110.60920.81341.05661.34181.6721.6082.14730.12450.2040.3120.4490.620.82781.07541.36561.7010.08050.17350.31730.52110.7941.1440.08190.17660.32290.53040.8081.1650.08330.17970.32860.53970.8221.1850.08480.18280.33430.54910.8371.2060.08630.1860.340.55850.8511.2261.6372.1850.12670.2080.3170.45680.63090.84231.09421.38961.7311.6652.2230.12890.2120.3230.46480.64190.8571.11331.41381.7611.6942.26130.13110.2150.3280.47280.65290.87181.13241.43811.7921.7232.29990.13330.2190.3340.48090.66410.88661.15181.46261.8221.7522.33870.13560.2230.3390.4890.67530.90161.17121.48731.8531.7812.37780.13780.2260.3450.49720.68660.91671.19081.51221.8841.812.41720.14010.230.3510.50540.6980.93191.21051.53731.9150.08770.18910.34580.56810.8651.2470.08920.19230.35170.57770.881.2680.09070.19550.35760.58730.8951.2900.09220.19880.36350.59710.911.3110.09370.2020.36950.60690.9251.3320.09520.20530.37550.61670.941.3541.842.45690.14240.2340.3560.51370.70940.94721.23041.56251.9471.872.49680.14470.2380.3620.5220.72090.96261.25041.58791.9781.92.53710.14710.2420.3680.53050.73260.97811.27051.61352.0100.09680.20860.38150.62670.9551.3760.09830.2120.38760.63670.971.3981.9312.57760.14940.2450.3740.53890.74430.99371.29081.63922.0421.9612.61830.15180.2490.380.54740.7561.00941.31121.66522.0750.09990.21530.39370.64670.9851.4200.10140.21870.39990.65691.0011.4420.1030.22210.40610.66711.0161.4650.10460.22550.41240.67731.0321.4870.10620.22890.41870.68771.0481.5100.10780.23240.4250.69811.0641.5331.9922.65940.15420.2530.3860.5560.76791.02521.33181.69132.1072.0232.70070.15660.2570.3920.56470.77981.04111.35251.71762.1402.0542.74230.1590.2610.3980.57340.79181.05721.37331.7442.1732.0852.78420.16140.2650.4040.58210.80391.07331.39431.77062.2062.1172.82630.16380.2690.410.59090.81611.08961.41541.79742.239 6 3 常用塑料管沿程水头损失计算表 管道沿程水头损失计算依据《微灌工程技术规范》式(4.2.1)，hffQdbmL(m),取管道长度L=100m，PVC-U管f=0.464、m=1.77、b=4.77，PE管f=0.505、m=1.75、b=4.75，常用规格塑料管过流量Q（L/h）不同时沿程水头损失hf（m）见表3-1。 表3-1 长100m的常用塑料管沿程水头损失hf(m)hf管PVC-U管外径x壁厚(mm)(0.4MPa)63x1.475x1.790x2.0110x2.5125x2.9160x3.7200x4.6225x5.2250x6.863x4.7PE管外径x壁厚(mm)75x5.563x0.975x1.1Q10002000300040005000600070008000900010000110001200013000140001500016000170001800019000200002100022000230002400025000260000.0310.1050.2150.3580.5310.7330.9631.2201.5031.8112.1432.5002.8813.2853.7114.1604.6325.1255.6396.1756.7327.3107.9098.5279.1669.8250.0130.0460.0940.1560.2320.3210.4210.5330.6570.7920.9371.0931.2601.4361.6231.8192.0252.2412.4662.7002.9443.1963.4583.7294.0084.2964.5934.8985.2125.5350.0060.0190.0390.0650.0970.1340.1760.2230.2740.3300.3910.4560.5260.5990.6770.7590.8450.9351.0291.1271.2281.3341.4431.5561.6721.7931.9162.0442.1752.3090.0020.0070.0150.0250.0370.0520.0680.0860.1060.1270.1510.1760.2030.2310.2610.2930.3260.3610.3970.4350.4740.5150.5570.6000.6450.6920.7400.7890.8390.8910.0010.0040.0080.0140.0210.0280.0370.0470.0580.0700.0830.0970.1120.1270.1440.1610.1790.1990.2190.2390.2610.2830.3060.3300.3550.3810.4070.4340.4620.4910.0550.1850.3760.6210.9181.2631.6552.0902.5693.0893.6494.2494.8885.5656.2797.0307.8178.6399.49710.38911.31512.27413.26714.29315.35216.44217.5650.0240.0800.1620.2680.3950.5440.7130.9001.1061.3301.5721.8302.1052.3972.7053.0283.3673.7214.0904.4744.8735.2875.7146.1566.6127.0827.5658.0628.5739.0970.0290.0980.2000.3310.4890.6730.8811.1131.3681.6451.9442.2642.6042.9643.3453.7454.1644.6025.0595.5346.0276.5387.0677.6148.1778.7589.3569.97110.60311.2510.0130.0430.0880.1450.2140.2950.3860.4880.6000.7210.8520.9931.1421.3001.4671.6421.8262.0182.2182.4262.6432.8673.0993.3383.5863.8404.1034.3724.6494.9332700010.5042800011.2022900011.9203000012.657 7 续表3-1hf管PVC-U管外径x壁厚(mm)(0.4MPa)63x1.475x1.75.8656.2046.5526.9077.2717.6438.0228.4108.8069.2099.62110.04010.46710.90211.34411.79412.25212.71713.19090x2.0110x2.5125x2.9160x3.7200x4.6225x5.2250x6.863x4.72.4472.5892.7342.8823.0343.1893.3473.5093.6743.8424.0144.1894.3674.5494.7334.9215.1125.3065.5035.7035.9076.1136.3236.5366.7526.9707.1927.4177.6457.8768.1108.3468.5868.8299.0749.3239.5749.82910.08610.3460.9440.9991.0551.1121.1711.2311.2921.3541.4181.4831.5491.6171.6851.7551.8271.8991.9732.0482.1242.2012.2802.3592.4402.5222.6052.6902.7762.8622.9503.0393.1303.2213.3133.4073.5023.5983.6953.7933.8923.9934.0944.1974.3014.4054.5114.6184.7264.8364.9465.0575.1705.2835.3985.5130.5200.5500.5810.6120.6440.6770.7110.7450.7800.8160.8530.8900.9280.9661.0051.0451.0861.1271.1691.2121.2551.2991.3431.3881.4341.4811.5281.5761.6241.6731.7231.7731.8241.8751.9281.9802.0342.0882.1432.1982.2542.3102.3672.4252.4832.5422.6022.6622.7222.7842.8462.9082.9713.0350.1590.1680.1770.1870.1970.2070.2170.2280.2380.2490.2600.2720.2830.2950.3070.3190.3320.3440.3570.3700.3830.3970.4100.4240.4380.4520.4670.4810.4960.5110.5260.5410.5570.5730.5890.6050.6210.6380.6540.6710.6880.7050.7230.7400.7580.7760.7940.8130.8310.8500.8690.8880.9070.927PE管外径x壁厚(mm)75x5.59.63410.18510.74811.32511.91412.51613.13113.75814.39815.05015.71516.39263x0.911.91512.59613.29314.00614.73515.47916.24017.01517.80718.61319.43520.27321.12521.99222.87475x1.15.2255.5235.8296.1416.4616.7877.1217.4617.8088.1628.5228.8899.2639.64310.03010.42310.82311.22911.64212.06012.48612.91713.35513.79914.25014.706Q3100032000330003400035000360003700038000390004000041000420004300044000450004600047000480004900050000510005200053000540005500056000570005800059000600006100062000630006400065000660006700068000690007000071000720007300074000750007600077000780007900080000810008200083000840000.1760.1810.1870.1920.1970.2030.2080.2140.2200.2250.2310.2370.2430.2490.2550.2610.2670.2740.2800.2860.2930.2990.3060.3130.3190.1670.1710.1750.1780.182 8 续表3-1hf管PVC-U管外径x壁厚(mm)(0.4MPa)63x1.475x1.790x2.0110x2.5125x2.9160x3.7200x4.6225x5.2250x6.863x4.75.6305.7485.8675.9876.1086.2306.3536.4776.6026.7286.8556.9837.1137.2437.3747.5077.6407.7747.9108.0468.1848.3228.4628.6028.7448.8869.0309.1749.3209.4669.6133.0993.1643.2293.2953.3623.4293.4973.5653.6343.7033.7733.8443.9153.9874.0594.1324.2054.2794.3544.4294.5054.5814.6584.7354.8134.8914.9705.0505.1305.2115.2925.3735.4565.5385.6225.7065.7905.8755.9616.0476.1336.2206.3086.3966.4856.5746.6646.7546.8456.9367.0287.1210.9460.9660.9861.0061.0271.0471.0681.0891.1101.1311.1521.1741.1951.2171.2391.2621.2841.3071.3291.3521.3761.3991.4221.4461.4701.4941.5181.5421.5661.5911.6161.6411.6661.6911.7171.7421.7681.7941.8201.8461.8731.8991.9261.9531.9802.0072.0352.0622.0902.1182.1462.1742.2032.2310.3260.3330.3400.3470.3540.3610.3680.3750.3820.3900.3970.4040.4120.4190.4270.4350.4420.4500.4580.4660.4740.4820.4900.4980.5060.5150.5230.5310.5400.5480.5570.5650.5740.5830.5910.6000.6090.6180.6270.6360.6450.6540.6640.6730.6820.6920.7010.7110.7200.7300.7390.7490.7590.7690.1860.1900.1940.1980.2020.2060.2100.2140.2180.2220.2270.2310.2350.2390.2440.2480.2530.2570.2610.2660.2700.2750.2800.2840.2890.2940.2980.3030.3080.3130.3180.3230.3280.3330.3380.3430.3480.3530.3580.3630.3680.3740.3790.3840.3890.3950.4000.4060.4110.4170.4220.4280.4330.439PE管外径x壁厚(mm)75x5.563x0.975x1.1Q8500086000870008800089000900009100092000930009400095000960009700098000990001000001010001020001030001040001050001060001070001080001090001100001110001120001130001140001150001160001170001180001190001200001210001220001230001240001250001260001270001280001290001300001310001320001330001340001350001360001370001380000.1560.1590.1620.1650.1680.1710.1730.1760.1790.1820.1850.1880.1910.1940.1970.2000.2030.2060.2100.2130.2160.2190.2220.2260.2290.2320.2350.2390.2420.2450.2490.2520.2560.2590.2630.2660.2700.2730.277 9 续表3-1hf管PVC-U管外径x壁厚(mm)(0.4MPa)63x1.475x1.790x2.0110x2.5125x2.9160x3.7200x4.6225x5.2250x6.863x4.72.2602.2892.3182.3472.3762.4062.4352.4652.4952.5252.5562.5862.6172.6472.6782.7092.7412.7722.8042.8352.8672.8992.9312.9632.9963.0293.0610.7790.7890.7990.8090.8190.8290.8390.8490.8600.8700.8800.8910.9010.9120.9230.9330.9440.9550.9660.9770.9880.9991.0101.0211.0321.0431.0551.0661.0771.0891.1001.1121.1231.1351.1471.1591.1701.1821.1941.2061.2181.2301.2421.2551.2671.2791.2911.3041.3161.3291.3411.3541.3661.3790.4440.4500.4560.4620.4670.4730.4790.4850.4910.4970.5030.5090.5150.5210.5270.5330.5390.5450.5510.5580.5640.5700.5760.5830.5890.5960.6020.6080.6150.6220.6280.6350.6410.6480.6550.6610.6680.6750.6820.6880.6950.7020.7090.7160.7230.7300.7370.7440.7510.7580.7660.7730.7800.7870.2800.2840.2870.2910.2950.2980.3020.3060.3090.3130.3170.3210.3240.3280.3320.3360.3400.3440.3480.3510.3550.3590.3630.3670.3710.3750.3790.3840.3880.3920.3960.4000.4040.4080.4130.4170.4210.4250.4300.4340.4380.4430.4470.4510.4560.4600.4650.4690.4740.4780.4830.4870.4920.496PE管外径x壁厚(mm)75x5.563x0.975x1.1Q139000140000141000142000143000144000145000146000147000148000149000150000151000152000153000154000155000156000157000158000159000160000161000162000163000164000165000166000167000168000169000170000171000172000173000174000175000176000177000178000179000180000181000182000183000184000185000186000187000188000189000190000191000192000 10 续表3-1hf管PVC-U管外径x壁厚(mm)(0.4MPa)63x1.475x1.790x2.0110x2.5125x2.9160x3.7200x4.6225x5.2250x6.863x4.71.3921.4051.4171.4301.4431.4561.4691.4821.4961.5091.5221.5351.5491.5621.5761.5891.6031.6161.6301.6441.6571.6711.6851.6991.7131.7271.7411.7551.7691.7831.7971.8121.8261.8401.8551.8691.8841.8991.9131.9281.9431.9571.9721.9872.0022.0172.0322.0472.0622.0772.0932.1082.1232.1390.7940.8020.8090.8160.8240.8310.8390.8460.8540.8610.8690.8760.8840.8920.8990.9070.9150.9230.9300.9380.9460.9540.9620.9700.9780.9860.9941.0021.0101.0181.0261.0341.0421.0511.0591.0671.0751.0841.0921.1001.1091.1171.1261.1341.1431.1511.1601.1681.1771.1861.1941.2031.2121.2210.5010.5050.5100.5150.5190.5240.5290.5330.5380.5430.5480.5520.5570.5620.5670.5720.5770.5810.5860.5910.5960.6010.6060.6110.6160.6210.6260.6310.6360.6420.6470.6520.6570.6620.6670.6730.6780.6830.6880.6940.6990.7040.7100.7150.7200.7260.7310.7370.7420.7470.7530.7580.7640.769PE管外径x壁厚(mm)75x5.563x0.975x1.1Q193000194000195000196000197000198000199000200000201000202000203000204000205000206000207000208000209000210000211000212000213000214000215000216000217000218000219000220000221000222000223000224000225000226000227000228000229000230000231000232000233000234000235000236000237000238000239000240000241000242000243000244000245000246000 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