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Hanger spacing for PP Pipes

Maximum support spacing for PP - PolyPropylene - pipes depends on the operating temperature. Maximum spacing between supports at different temperatures can be found in the tables below:

 

PP - Wall Schedule 40 - Support Spacing (feet)

NPS
(inches)

Operating Temperature (oF)

60

100

140

180

1/2

1 1/2

1 1/2

1 1/2

1

3/4

2

2

1 1/2

1 1/2

1

2

2

2

1 1/2

1 1/4

2 1/2

2

2

2

1 1/2

2 1/2

2 1/2

2

2

2

3

2 1/2

2 1/2

2

3

3 1/2

2 1/2

3

2 1/2

4

4

3

3 1/2

3

 

 

PP - Wall Schedule 80 - Support Spacing (feet)

NPS
(inches)

Operating Temperature (oF)

60

100

140

180

1/2

2

2

2

1 1/2

3/4

2 1/2

2 1/2

2

2

1

2 1/2

2 1/2

2

2

1 1/4

3

2 1/2

2 1/2

2 1/2

1 1/2

3

3

2 1/2

2 1/2

2

3 1/2

3

3

2 1/2

3

4

4

3 1/2

3 1/2

4

4 1/2

4 1/2

4

3 1/2

 

 

1 ft (foot) = 0.3048 m.  ;  T(oC) = 5/9[T(oF) - 32]