To then convert that to volume you multiply the resulting area by the length.
Convert round duct to rectangular calculator.
Equivalent round duct diameter for rectangular opening equivalent diameter.
The rectangular dimensions and the air flow volume are adapted to the equal friction loss.
Equivalent duct calculator round vs rectangular.
Include fittings in the duct tel enter either.
Other hart cooley mobile tools.
Enter the length inches and width inches of the rectangular duct.
The table is based on the ducts friction loss formula.
Convert rectangular duct to round equivalent.
Diameter of a round duct that equates to the same pressure loss as the corresponding rectangular duct.
Convert diameter to rectangular equivalent.
Convert rectangular and oval duct geometry to a equivalent circular diameter online calculator with imperial and si units sponsored links the equivalent diameter is the diameter of a circular duct or pipe that for equal flow gives the same pressure loss or resistance as an equivalent rectangular duct or pipe.
The equivalent diameter is the diameter of a circular duct or pipe that gives the same pressure loss as an equivalent rectangular duct or pipe.
Read round duct diameter inches and friction loss per 100 of duct inches of water.
Convert round duct size to rectangular duct size for equivelant airflow.
This is a handy tool when deciding what size duct you want to use for your application.
Read computed values for equivalent round duct diameter inches.
Enter duct airflow cfm duct velocity fpm duct length and the number of bends.
Multiply this number by 3 14 pi to get the area of the round duct in square inches for example 16 x 3 14 50 24 square inches.
The table below can be used to compare equivalent diameters for rectangular and round circular ducts.
Sheet metal duct friction loss calculator.
The area will cover a two dimensional slice of the duct.
D e is the circular equivalent of rectangular duct for equal length fluid resistance and airflow inch a is the length of one side of duct inch b is the length adjacent side of duct inch.
Friction loss calculator for sheet metal ducts.
I want to calculate.
Step 5 select a size of square duct that has the same area.
Friction loss calculator for flexible ducts.