PP Pipes - Support Spacing

Support spacing for PP pipes

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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)
NPS (inches)	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)
NPS (inches)	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]

Polypropylene is a thermoplastic polymer, used in a wide variety of applications. Polypropylene is unusually resistant to chemical solvents, bases and acids.

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