管道壁厚計算

1、管管道道重重量量計計算算表表管管道道規(guī)規(guī)格格表表1.0MPa1.0MPa外徑1120 mminchDN壁厚壁厚9 mm0.50152.75內徑1102 mm0.75202.75鋼比重7850 kg/m31.00253.25管道質量246.59kg/m1.25323.25水質量953.79kg/m1.50403.5管道和水質量1200.38kg/m2.00503.5保溫層厚度100 mm2.50653.75保溫材料密度160 kg/m33.00804保溫層斷面面積0.18378m24.001004保溫層質量29.41kg/m5.001254每米管道質量1 13 35 52 2. .7 76 6k

2、g/m6.001504.5長度310 m8.002006總質量4 41 19 93 35 57 7. .1 14 4kg10.002508保溫材料體積5 56 6. .9 97 73 3m312.003008保溫保護材料面積1188.150m214.003509管道支架間距6 m16.00400918.004509管管道道壁壁厚厚計計算算20.005009管道設計壓力1.2 Mpa24.006009管子外徑1120 mm28.007009管道內徑1099.21mm32.0080010管道材質碳鋼36.0090010許用應力113 MPa40.00100012無損檢測程度有焊接接頭系數(shù)0.844

3、.00110012腐蝕、磨蝕附加量2 mm48.00120012厚度減薄附加量1 mm52.00130014厚度附加量之和3 mm56.00140014系數(shù)Y0.460.00150016管道計算厚度7.39mm64.00160016管道設計厚度1 10 0. .3 39 9mm判斷公式適用性正正確確修正Y系數(shù)0.4971.6MPa1.6MPa2.5MPa2.5MPa規(guī)格壁厚規(guī)格壁厚規(guī)格21.3x2.753.2521.3x3.25318x326.8x2.753.526.8x3.53.525x3.533.5x3.253.533.5x3.53.532x3.542.3x3.253.542.3x3.54

4、38x448x3.5448x4445x460 x3.5460 x4457x476x3.84.573x44.573x4.589x4489x4589x5108x44.5108x4.55108x5133x44.5133x4.56133x6159x4.55159x56159x6219x66219x68219x8273x86273x88273x8325x88325x810325x10377x910377x910377x10426x910426x910426x10480 x910480 x912480 x12530 x910530 x1012530 x12630 x912630 x1216630 x167

5、20 x912720 x1216720 x16820 x1014820 x1418820 x18920 x1014920 x1420920 x201020 x12161020 x16221020 x221120 x12161120 x161220 x12181220 x181320 x141420 x141520 x161620 x16計算管壓力1.0MPa1.2MPa外徑計算值取值計算值取值2734.54.564.84.863254.794.7965.155.1583775.085.0865.495.4984265.355.3565.815.8184805.645.6486.176.1785305.925.9286.56.596306.476.4787.167.16107206.966.9687.757.75108207.527.52108.418.41109208.078.07109.079.071210208.628.62109.739.73121.0MPa1.0MPa11209.179.171010.3910