|
Saddles & Hanger Compressive Strength Tables
Version 2.2 Written by Jim Young, Dow Chemical Company
Pipe Diameter 0.5 Inch
|
Nominal Pipe Diameter = |
0.5 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
6 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
5 |
psi (lbs/in2) |
Pipe Diameter 0.75 Inch
|
Nominal Pipe Diameter = |
0.75 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
8 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
7.4 |
psi |
Pipe Diameter 1.0 Inch
|
Nominal Pipe Diameter = |
1 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
8 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
9.0 |
psi |
Pipe Diameter 1.25 Inch
|
Nominal Pipe Diameter = |
1.25 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
12.6 |
psi |
Pipe Diameter 1.5 Inch
|
Nominal Pipe Diameter = |
1.5 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
13.6 |
psi |
Pipe Diameter 2.0 Inch
|
Nominal Pipe Diameter = |
2.0 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
15.4 |
psi |
Pipe Diameter 2.5 Inch
|
Nominal Pipe Diameter = |
2.5 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
21.8 |
psi |
Pipe Diameter 3.0 Inch
|
Nominal Pipe Diameter = |
3 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
22.1 |
psi |
Pipe Diameter 4.0 Inch
|
Nominal Pipe Diameter = |
4 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
25.9 |
psi |
Pipe Diameter 6.0 Inch
|
Nominal Pipe Diameter = |
6 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
34.0 |
psi |
Pipe Diameter 8.0 Inch
|
Nominal Pipe Diameter = |
8 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
41.7 |
psi |
Pipe Diameter 10.0 Inch
|
Nominal Pipe Diameter = |
10 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
49.7 |
psi |
Pipe Diameter 12.0 Inch
|
Nominal Pipe Diameter = |
12 |
inches |
Schedule of Pipe = |
40 |
|
Insulation Thickness = |
1 |
inches |
Insulation density = |
2 |
pcf (lbs/ft3) |
Material in pipe = |
water |
|
Density of material in pipe = |
62.37 |
pcf (lbs/ft3) |
Length of span between saddles = |
10 |
feet |
Saddle length in inches = |
4 |
inches |
Portion of pipe circumference covered = |
360 |
degrees |
Safety factor (typical is between 3 and 5) = |
3 |
|
"Design" compressive strength of insulation = |
55.4 |
psi |
|
