Rt Formula

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RT Exposure Time calculation Thickness Factors AGFA film Factors thick mm T.F. Inch Film Factor 6 4 1/4 D2 250 FORMULA= 12 5 1/2 D4 120 Ci x 1000 19 6 3/4 D5 65 25 8 1 D7 40 Pipe calculation 31 11 1 1/4 D8 25 DESCRIPTION INPUT VALUE UNIT VALUE 38 15 1 1/2 Dia of pipe 18 inch 457.00 44 21 1 3/4 Thickness of pipe 120 Sch 34 11 50 28 2 Film D7 FILM 40 57 37 2 1/4 Curi 20 20 63 58 2 1/2 SFD 262.5 262.5 70 72 2 3/4 76 97 3 1515.9375 Second 82 136 3 1/4 88 186 3 1/2 95 228 3 3/4 34 mm 101 328 4 18 Inch Source center to the drum and one side wall exposure SFD 2 x Ff x Tf Calculate exposure time PIPE THICK PIPE DIA

Transcript of Rt Formula

Sheet1RT Exposure Time calculationThickness FactorsAGFA film Factorsthick mmT.F.InchFilmFactor641/4D2250FORMULA=SFD2 x Ff x Tf1251/2D4120Ci x 10001963/4D5652581D740Pipe calculation31111 1/4D825DESCRIPTIONINPUT VALUEUNITVALUE38151 1/2Dia of pipe18inch457.0044211 3/4Thickness of pipe120Sch341150282FilmD7FILM4057372 1/4Curi202063582 1/2SFD262.5262.570722 3/476973CURI RANGE5~100Calculate exposure time1515.9375Second821363 1/4PIPE THICK881863 1/2952283 3/434mm1013284PIPE DIA18InchSource center to the drum and one side wall exposureSource out side of pipe and double wall exposureindexSFD=Source to film distanceFf=Film factorTf=Thickness factorCi=source curieSafe Distance CalculationCuricurie x 26Curi40safe distance164.4384383288m

PIPE SCHANSI Pipe ScheduleSI-Unit (Metric)OD = mmWall Thickness = mmWeight = Kg/mVol / m = mNominal Pipe Size InchesOD 00102030STD4060xs80100120140160XXS5S10S40S80S1/810.301.731.732.412.411.241.732.410.371/413.702.242.243.023.021.652.243.020.633/817.102.312.313.203.201.652.313.200.841/221.302.772.773.733.734.787.471.652.112.773.731.273/426.702.872.873.913.915.567.821.652.112.873.911.69133.403.383.384.554.556.359.091.652.773.384.552.501-1/442.203.563.564.854.856.359.701.652.773.564.853.391-1/248.303.683.685.085.087.1410.151.652.773.685.084.05260.303.913.915.545.548.7411.071.652.773.915.542-1/273.005.165.167.017.019.5314.022.113.055.167.01388.905.495.497.627.6211.1315.242.113.055.497.623-1/2101.605.745.748.088.082.113.055.748.084114.306.026.028.568.5611.1313.4917.122.113.056.028.565141.306.556.559.539.5312.7015.8819.052.773.406.559.536168.307.117.1110.9710.9714.2718.2621.952.773.407.1110.978219.106.357.048.188.1810.3112.7012.7015.0918.2620.6223.0122.232.773.768.1812.7033.3136.8110273.106.357.809.279.2712.7012.7015.0918.2621.4425.4028.5825.403.404.199.2712.7041.7751.0312323.906.358.389.5310.3114.2712.7017.4821.4425.4028.5833.3225.403.964.579.5212.7049.7365.2014355.606.357.929.539.5311.1315.0912.7019.0523.8327.7931.7535.713.964.7854.6967.9081.3316406.406.357.929.539.5312.7016.6612.7021.4426.1930.9636.5340.494.194.7862.6477.8393.2718457.006.357.9211.139.5314.2719.0512.7023.8829.3634.9339.6745.244.197.7870.5787.71122.3820508.006.359.5312.709.5315.0920.6212.7026.1932.5438.1044.4550.014.785.5478.55117.15155.1222559.006.359.5312.709.5322.2312.7028.5834.9341.2847.6353.984.785.5486.54129.13171.0924610.006.359.5314.279.5317.4824.6112.7030.9638.8946.0252.3759.545.546.3594.53141.12209.6426660.007.9212.709.5312.70127.36202.7228711.007.9212.7015.889.5312.70137.32218.69271.2130762.007.9212.7015.889.5312.706.357.92147.28234.67292.1832813.007.9212.7015.889.5317.4812.70157.24250.64312.1534864.007.9212.7015.889.5317.4812.70167.20266.61332.1236914.007.9212.7015.889.5319.0512.70176.96282.27251.7038965.009.5312.70401016.009.5312.70421067.009.5312.70441118.009.5312.70461168.009.5312.70481219.009.5312.70