Page 167 - 2018_IPC

APPENDIX E

For SI:1 inch = 25.4 mm, 1 foot = 304.8 mm, 1 gpm = 3.785 L/m, 1 psi = 6.895 kPa, 1 foot per second = 0.305 m/s.
a. This chart applies to smooth new copper tubing with recessed (streamline) soldered joints and to the actual sizes of types indicated on the diagram.
FIGURE E103.3(2)
a
FRICTION LOSS IN SMOOTH PIPE (TYPE K, ASTM B88 COPPER TUBING)

150 2018 INTERNATIONAL PLUMBING CODE ®
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