Technical Data
Surface Area Chart
Serrated Finned Tube
Average Outside Surface Area
(Sq.ft. per linear foot of tube)
3/8" |
0.250 |
0.018 |
0.28 |
0.34 |
0.40 |
0.46 |
0.52 |
0.58 |
0.64 |
0.70 |
|
0.313 |
0.018 |
0.33 |
0.40 |
0.48 |
0.55 |
0.63 |
0.70 |
0.78 |
0.85 |
|
0.375 |
0.018 |
0.37 |
0.46 |
0.55 |
0.64 |
0.73 |
0.82 |
0.91 |
1.00 |
1/2" |
0.250 |
0.024 |
0.36 |
0.43 |
0.51 |
0.58 |
0.66 |
0.74 |
0.81 |
0.89 |
|
0.375 |
0.024 |
0.47 |
0.58 |
0.70 |
0.81 |
0.92 |
1.04 |
1.15 |
1.26 |
|
0.438 |
0.024 |
0.53 |
0.66 |
0.79 |
0.92 |
1.06 |
1.19 |
1.32 |
1.45 |
|
0.500 |
0.024 |
0.58 |
0.74 |
0.89 |
1.04 |
1.19 |
1.34 |
1.49 |
1.64 |
9/16" |
0.250 |
0.024 |
0.40 |
0.49 |
0.57 |
0.66 |
0.74 |
0.83 |
0.91 |
1.00 |
|
0.375 |
0.024 |
0.53 |
0.66 |
0.79 |
0.91 |
1.04 |
1.17 |
1.30 |
1.42 |
|
0.438 |
0.024 |
0.59 |
0.74 |
0.89 |
1.04 |
1.19 |
1.34 |
1.49 |
1.64 |
|
0.500 |
0.024 |
0.66 |
0.83 |
1.00 |
1.17 |
1.34 |
1.51 |
1.68 |
1.85 |
|
0.625 |
0.024 |
0.79 |
1.00 |
1.21 |
1.42 |
1.64 |
1.85 |
2.06 |
2.27 |
|
0.750 |
0.024 |
0.91 |
1.17 |
1.42 |
1.68 |
1.93 |
2.19 |
2.44 |
2.70 |
3/4" |
0.250 |
0.024 |
0.54 |
0.65 |
0.76 |
0.88 |
0.99 |
1.10 |
1.22 |
1.33 |
|
0.375 |
0.024 |
0.71 |
0.88 |
1.05 |
1.22 |
1.39 |
1.56 |
1.73 |
1.90 |
|
0.438 |
0.024 |
0.79 |
0.99 |
1.19 |
1.39 |
1.59 |
1.78 |
1.98 |
2.18 |
|
0.500 |
0.024 |
0.88 |
1.10 |
1.33 |
1.56 |
1.78 |
2.01 |
2.24 |
2.46 |
|
0.625 |
0.024 |
1.05 |
1.33 |
1.61 |
1.90 |
2.18 |
2.46 |
2.75 |
3.03 |
|
0.750 |
0.024 |
1.22 |
1.56 |
1.90 |
2.24 |
2.58 |
2.92 |
3.25 |
3.59 |
|
1.000 |
0.024 |
1.56 |
2.01 |
2.46 |
2.92 |
3.37 |
3.82 |
4.27 |
4.73 |
1" |
0.250 |
0.024 |
0.71 |
0.87 |
1.02 |
1.17 |
1.32 |
1.47 |
1.62 |
1.77 |
|
0.375 |
0.024 |
0.94 |
1.17 |
1.39 |
1.62 |
1.85 |
2.07 |
2.30 |
2.53 |
|
0.438 |
0.024 |
1.06 |
1.32 |
1.58 |
1.85 |
2.11 |
2.38 |
2.64 |
2.91 |
|
0.500 |
0.024 |
1.17 |
1.47 |
1.77 |
2.07 |
2.38 |
2.68 |
2.98 |
3.28 |
|
0.625 |
0.024 |
1.39 |
1.77 |
2.15 |
2.53 |
2.90 |
3.28 |
3.66 |
4.04 |
|
0.750 |
0.024 |
1.62 |
2.07 |
2.53 |
2.98 |
3.43 |
3.89 |
4.34 |
4.79 |
|
1.000 |
0.024 |
2.07 |
2.68 |
3.28 |
3.89 |
4.49 |
5.10 |
5.70 |
6.30 |
|
1.500 |
0.024 |
2.98 |
3.89 |
4.79 |
5.70 |
6.61 |
7.51 |
8.42 |
9.32 |
|
1.875 |
0.024 |
3.66 |
4.79 |
5.93 |
7.06 |
8.19 |
9.32 |
10.46 |
11.59 |