23
General Installation Guidelines
Due to our policy of continuous product innovation, some specifications may change without notification.
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GENERAL INSTALLATION GUIDELINES
Piping Materials and Handling
Anticipated Linear
Expansion (LE) (in)
Nominal Tube Size (OD) inches
1/4 3/8 1/2 3/4 1 1-1/4 1-1/2
1/2
R
1
6 7 8 9 11 12 13
L
2
38 44 50 59 67 74 80
1
R
1
9 10 11 13 15 17 18
L
2
54 63 70 83 94 104 113
1-1/2
R
1
11 12 14 16 18 20 22
L
2
66 77 86 101 115 127 138
2
R
1
12 14 16 19 21 23 25
L
2
77 89 99 117 133 147 160
2-1/2
R
1
14 16 18 21 24 26 29
L
2
86 99 111 131 149 165 179
3
R
1
15 17 19 23 26 29 31
L
2
94 109 122 143 163 180 196
3-1/2
R
1
16 19 21 25 28 31 34
L
2
102 117 131 155 176 195 212
4
R
1
17 20 22 26 30 33 36
L
2
109 126 140 166 188 208 226
1
R = Centerline Length of Pipe.
2
L = Centerline Minimum Radius (inches).
Large Tubing U-bend (>3/4 in.) Loop Small Tubing U-bend (<3/4 in.)
Figure 20: Coiled Expansion Loops and Offsets.
Table 13: Radii of Coiled Expansion Loops and Developed Lengths of Expansion Offsets.
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