Support Spacing Pvdf Pipes

Reference data and engineering information about support spacing pvdf pipes for fluid mechanics applications.

supportspacingpvdfpipes

Overview

Engineering reference data for Support Spacing Pvdf Pipes in fluid mechanics.

Key Formulas

Reynolds Number

$Re = \frac{\rho v D}{\mu}$

Ratio of inertial to viscous forces — determines flow regime.

Bernoulli's Equation

$P + \frac{1}{2}\rho v^2 + \rho g h = \text{const}$

Conservation of energy for steady, inviscid, incompressible flow.

Continuity Equation

$A_1 v_1 = A_2 v_2$

Conservation of mass for incompressible flow.

Darcy-Weisbach

$\Delta P = f \frac{L}{D} \frac{\rho v^2}{2}$

Pressure drop due to friction in a pipe.

Variables

Symbol	Description	Unit
$Re$	Reynolds number	—
$\rho$	Fluid density	kg/m³
$v$	Flow velocity	m/s
$D$	Characteristic dimension	m
$\mu$	Dynamic viscosity	Pa·s
$P$	Pressure	Pa
$f$	Darcy friction factor	—

Pipe Support Spacing Data

5 rows

Maximum Support Spacing for PVDF Pipes - Schedule 40
NPS(inches)	Spacing @ 80°F(ft)	Spacing @ 100°F(ft)	Spacing @ 140°F(ft)
1/2	3.5	3.5	2
3/4	4	3.5	2.5
1	4	4	2.5
1 1/2	4.5	4.5	2.5
2	4.5	4.5	2.5

Source: engineeringtoolbox.com

5 rows

Maximum Support Spacing for PVDF Pipes - Schedule 80
NPS(inches)	Spacing @ 80°F(ft)	Spacing @ 100°F(ft)	Spacing @ 140°F(ft)
1/2	4.5	4.5	2.5
3/4	4.5	4.5	3
1	5	4.5	3
1 1/2	5.5	5	3
2	5.5	5	3

Source: engineeringtoolbox.com

Important Note: For operating temperatures above 140°F (60°C), continuous support of the pipes is required.

Material Properties

PVDF (PolyVinylidene Fluoride) is selected for piping systems due to its:

High mechanical strength
Excellent chemical resistance, especially at elevated temperatures
Good rigidity and strength-to-weight ratio

Interactive Charts

Piping Elbows - Thrust Block Forces

Thermoplastic Pipes - Support Distance vs. Temperature

References

Original Source

Source: engineeringtoolbox.com