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1、管道保温体积计算公式管道保温面积计算公式 公公称称 直直径径 管管道道外外 径径 保保温温 厚厚度度 保保温温厚厚度度：按按m mm m 填填，长长度度：按按百百米米填填长长 度度计计算算值值 公公称称 直直径径 管管 道道 外外 径径 保保温温 厚厚度度 参参 数数长长度度计计算算值值 1521.255072.931451.651182299.491.1820.00150.021250.05314.15926 0.1344542.2400.00 2026.755078.431451.651271499.041.2710.00200.026750.05314.15926 0.1399543.9
2、700.00 2533.55085.1531451.651380971.2151.3810.00250.03350.05314.159260.146746.0900.00 3242.255093.931451.651522879.591.5230.00320.042250.05314.15926 0.1554548.8400.00 40485099.6531451.651616133.6651.6160.00400.0480.05314.159260.161250.6400.00 506050111.6531451.651810750.8651.8110.00500.060.05314.159
3、260.173254.4100.00 7075.550127.1531451.652062131.4152.0620.00700.07550.05314.159260.188759.2800.00 8088.550140.1531451.652272966.7152.2730.00800.08850.05314.159260.201763.3700.00 10011430144.9931430.991410877.3911.4110.001000.1140.05314.159260.227271.3800.00 12514050191.6531451.653108198.8653.1080.0
4、01250.140.05314.159260.253279.5500.00 15016550216.6531451.653513651.3653.5140.001500.1650.05314.159260.278287.4000.00 20021950270.6531451.654389428.7654.3890.002000.2190.05314.159260.3322104.3600.00 25027350324.6531451.655265206.1655.2650.002500.2730.05314.159260.3862121.3300.00 30032550376.6531451.
5、656108547.3656.1090.003000.3250.05314.159260.4382137.6600.00 35037750428.6531451.656951888.5656.9520.003500.3770.05314.159260.4902154.0000.00 40042650477.6531451.657746575.4657.7470.004000.4260.05314.159260.5392169.3900.00 50053050581.6531451.659433257.8659.4330.005000.530.05314.159260.6432202.070 6
6、0063050681.6531451.6511055067.87 11.0550.006000.630.05314.159260.7432233.480 70072050771.6531451.6512514696.87 12.5150.007000.730.05314.159260.8432264.900 80082050871.6531451.6514136506.86 14.1370.008000.820.05314.159260.9332293.170 10001020501071.6531451.6517380126.87 17.3800.0010001.020.05314.1592
7、61.1332356.010 合合 计计0.000.00合合 计计0.000.00 管道保温面积计算公式 公公称称 直直径径 管管 道道 外外 径径 保保 温温 厚厚 度度 参参 数数长长度度计计算算值值 150.021250.05314.159260.1344542.240.00 200.026750.05314.159260.1399543.970.00 250.03350.05314.159260.146746.090.041.84 320.042250.05314.159260.1554548.840.00 400.0480.05314.159260.161250.640.00 500
8、.060.05314.159260.173254.410.00 700.07550.05314.159260.188759.280.3319.56 800.08850.05314.159260.201763.370.7849.43 1000.1140.05314.159260.227271.380.4532.12 1250.140.05314.159260.253279.550.00 1500.1650.05314.159260.278287.400.00 2000.2190.05314.159260.3322104.360.00 2500.2730.05314.159260.3862121.
9、330.00 3000.3250.05314.159260.4382137.660.00 3500.3770.05314.159260.4902154.000.00 4000.4260.05314.159260.5392169.390.00 5000.530.05314.159260.6432202.07 6000.630.05314.159260.7432233.48 7000.730.05314.159260.8432264.90 8000.820.05314.159260.9332293.17 10001.020.05314.159261.1332356.01 合合 计计102.9510
10、2.95 管道表面积计算公式 公公 称称 直直 径径 管管道道外外径径参参 数数长长 度度计计算算值值 150.02125314.159266.680.00 200.02675314.159268.403.7831.77 250.0335314.1592610.520.768.00 320.04225314.1592613.272.127.87 400.048314.1592615.080.162.41 500.06314.1592618.850.366.79 700.0755314.1592623.720.00 800.0885314.1592627.800.00 1000.114314.1
11、592635.810.00 1250.14314.1592643.980.00 1500.165314.1592651.841.7289.16 2190.219314.1592668.800.117.57 2730.273314.1592685.770.00 3250.325314.15926102.100.00 3770.377314.15926118.440.00 4260.426314.15926133.830.00 4800.48314.15926150.800.00 5300.53314.15926166.500.00 6300.63314.15926197.920.00 7200.
12、72314.15926226.1900.00 8200.82314.15926257.6100.00 10201.02314.15926320.4400.00 合合 计计173.56173.56 管道保温量计算表 序号管道规格普通管加厚管1米分配管接头重量保温厚度每米立方数 管长总体积公称直径管道外径壁厚理论重量壁厚理论重量（6米一个管接头）聚苯乙烯玻璃棉聚苯乙烯玻璃棉 1 DN20 26.752.751.633.52.010.024045350.00293590.0034795130.0020316290 2 DN25 33.53.252.4242.910.034045350.0033598
13、0.00395640.0027217910 3 DN32 42.253.253.1343.770.044045350.00390930.0045745880.0037229120 4 DN40 483.53.844.254.530.06455040 0.0049808250.00573050.004823040 5 DN50 603.54.884.56.160.08455040 0.0058286250.00667250.0065940 6 DN65 75.53.756.644.57.830.134550400.00692370.007889250.0092160960 7 DN80 88.5
14、48.344.759.810.25560450.01001660.01116270.0124008410 8 DN100 114410.85513.440.4556045 0.0122185250.01356480.018255960 普通钢管适用公称压力Pg1.0MPa，加厚钢管适用公称压力Pg1.6MPa，表中理论重量是不镀锌钢管的重量镀锌管增加36% 空调水系统中常用的一般无缝钢管规格表 序号公称直径外径mm壁厚重量Kg/m保温厚度每米立方数 管长总体积1101430.814聚苯乙烯玻璃棉聚苯乙烯玻璃棉 2151831.114045350.00240 0.0019510 3202531.
15、634045350.00280 0.0023350 425323.52.464045350.003300.002720 532383.52.984550400.00430 0.0036420 640453.53.584550400.00480 0.0040820 750573.54.624550400.00560 0.0048360 8657647.15560450.00890 0.0069590 9808948.385560450.01010.01 0.0078770 10100108410.265560450.01170.010.009220 11125133412.735560450.0
16、1390.02 0.0109860 121501594.517.155560450.01610.02 0.0128230 13200219631.546065500.02350.03 0.0191540 14250273745.926065500.02850.03 0.0233930 15300325862.546065500.03340.04 0.0274750 16400426992.5570500.05070 0.0354040 175005309105.570500.06210 0.0435680 无缝钢管制造方法分为 热扎管和冷扎管，冷扎管的最大公称直径200mm，热扎管的最大公称直径为600mm。 在管道工程中，管径超过57mm时常选用热扎管，管径小于57mm时常选用冷扎管。