Table of Contents
Page
Preface 1

R-12
Table 1-12 Flow Rate perTon 3
Chart 1-12 Suction Lines, Pressure and Temperature Losses in Steel Pipe 4
Chart 2-12 Discharge Lines, Pressure and Temperature Losses in Steel Pipe 5
Chart 3-12 Liquid Lines, Pressure Loss in Steel Pipe 6
Chart 4-12 Suction Lines, Pressure and Temperature Losses in Copper Tubing 7
Chart 5-12 Discharge Lines, Pressure and Temperature Losses in Copper Tubing 8
Chart 6-12 Liquid Lines, Pressure Loss in Copper Tubing 9
Chart 7-12 Liquid Lines, Pressure Loss from Increase in Height 10
Chart8-12 Gage Pressure at Various Altitudes 10

R-22
Table 1-22 Flow Rate per Ton 11
Chart 1-22 Suction Lines, Pressure and Temperature Losses in Steel Pipe 12
Chart 2-22 Discharge Lines, Pressure and Temperature Losses in Steel Pipe 13
Chart 3-22 Liquid Lines, Pressure Loss in Steel Pipe 14
Chart 4-22 Suction Lines, Pressure and Temperature Losses in Copper Tubing 15
Chart 5-22 Discharge Lines, Pressure and Temperature Losses in CopperTubing 16
Chart 6-22 Liquid Lines, Pressure Loss in CopperTubing ." 17
Chart 7-22 Liquid Lines, Pressure Loss from Increase in Height 18
Chart 8-22 Gage Pressure at Various Altitudes 18

R-502
Table 1-502 Flow Rate per Ton 19-
Chart 1-502 Suction Lines, Pressure and Temperature Losses in Steel Pipe 20
Chart 2-502 Discharge Lines, Pressure and Temperature Losses in Steel Pipe 21
Chart 3-502 Liquid Lines, Pressure Loss in Steel Pipe 22
Chart 4-502 Suction Lines, Pressure and Temperature Losses in Copper Tubing 23
Chart 5-502 Discharge Lines, Pressure and Temperature Losses in CopperTubing 24
Chart 6-502 Liquid Lines, Pressure Loss in CopperTubing 25
Chart 7-502 Liquid Lines, Pressure Loss from Increase in Height 26
Chart 8-502 Gage Pressure at Various Altitudes ..- 26

R-717
Table 1-717 Flow Rate per Ton 27
Chart 1-717 Suction Lines, Pressure and Temperature Losses in Steel Pipe 28
Chart 2-717 Discharge Lines, Pressure and Temperature Losses in Steel Pipe 29
Chart 3-717 Liquid Lines, Pressure Loss in Steel Pipe 30
Chart 7-717 Liquid Lines, Pressure Loss from Increase in Height 31
Chart 8-717 Gage Pressure at Various Altitudes 31

Tables Page
Table 1 Flow Rate per Ton (Included in Each Refrigerant Section)
Table 2 Correction Factors for Superheat Temperatures Other Than Used as Basis
forChartSeries1,2,4and5 33
Table 3 Corrections to Pressure Loss for Pipe Schedules Other Than Shown on
Chart Series 1,2 and 3 33
Table 4 Corrections to Pressure Loss for Copper Tube Types Other Than Shown
on Chart Series 4,5 and 6 33
Table 5 Condenser to Receiver Line Sizing 34
Table 6 Loss in Equivalent Length of Steel Pipe for Screwed, Flanged and
Welded Fittings 35
Table 7 Valve Losses in Equivalent Feet of Pipe.. .• 36
Table 8 Special Fittings Losses 37
Table 9 Corrections for Ball and Butterfly Valves 37
Table 10 Equivalent Length in Feet of Tubing for Forged Copper Fittings Used
with Type L or K Tubing 37
Examples 39
Appendixes
Appendix A Nomenclature 41
Appendix B Basis of Pressure Loss Charts 41
Appendix C Effect of Pipe Schedules and Tube Types on Pressure Losses in
Straight Pipe 41
Appendix D Effect of Pipe Schedules or Tube Types on the Equivalent Length
of Valves and Fittings 41
Appendix E Effect of Superheat on Pressure Loss 41
Appendix F Conversion of Cv to Le 42
Appendix G Effect on Viscosity on Pressure Loss 42
References 43
Acknowledgements 43