Tag
#dimensions
2 topics across all disciplines.
Pipe sizes and schedules — why NPS 2 is not 2 inches
NPS, DN and schedule numbers explained. Why the outside diameter is fixed, what changes when the schedule goes up, and how to read a pipe size chart.
Fittings and branch connections — how a pipe changes direction
Elbows, tees, reducers and caps, and the branch fittings that take a small line off a big one. What each is for, why the dimensions are fixed, and why a branch needs reinforcement.