Page 128 - Facility Piping Systems Handbook for Industrial, Commercial, and Healthcare Facilities

PIPING

6" 2.50 2.62 2.88 3.14 3.40 3.92

5 1 / 2" 1.75 1.99 2.24 2.34 2.58 2.82 3.06 3.54

5" 0.97 1.10 1.20 1.34 1.56 1.76 1.99 2.07 2.29 2.51 2.73 3.16

4 1 / 2 " 0.83 0.81 — 0.96 1.04 1.13 1.36 1.54 1.74 1.81 2.01 2.21 2.40 2.80
Nominal insulation thickness* 4" 3 1 / 2" 0.40 0.39 0.48 0.59 0.47 0.70 0.58 0.68 0.56 0.78 0.66 0.77 0.63 0.88 0.71 0.97 0.83 1.17 0.97 1.32 1.12 1.52 1.28 1.57 1.34 1.74 1.49 1.92 1.64 2.09 1.79 2.44 2.10

3" 0.31 0.30 0.38 0.37 0.46 0.44 0.54 0.51 0.58 0.64 0.80 0.93 1.07 1.11 1.24 1.37 1.50 1.77

2 1 / 2" 2" 0.23 0.16 0.22 0.15 0.29 0.21 0.29 0.21 0.36 0.27 0.34 0.25 0.41 0.31 0.39 0.30 0.45 0.34 0.51 0.38 0.66 0.47 0.75 0.59 0.88 0.68 0.90 0.70 1.01 0.78 1.12 0.87 1.23 0.96 1.44 1.13

Relative Weight Factor for Insulation 1 1 / 2" 1" 0.10 0.055 0.12 0.048 0.11 0.063 0.14 0.080 0.19 0.091 0.17 0.10 0.23 0.14 0.21 0.13 0.24 0.15 0.27 0.17 0.34 — 0.43 — 0.50 — 0.51 — 0.57 — 0.64 — 0.70 — 0.83 — *For pipe sizes and insulation thicknesses not shown in above chart, use Eq. (2.4).

TABLE 2.14 Nominal pipe size* 1 1 1 / 4 1 1 / 2 2 2 1 / 2 3 3 1 / 2 4 5 6 8 10 12 14 16 18 20 24

2.78
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