Square To Round Duct Calculator

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.
Square to round duct calculator. Friction loss calculator for flexible ducts. Add for right seam. New duct sizing chart xls. It is particularly handy to provide the area in square feet of round duct as well.
Remember to add if bending the lower scrape in or out upper diameter. 1 of 2 identical pieces like a clam. Equivalent duct calculator round vs rectangular. Tolerance of 125 will be automatically added to each dimension.
The table below can be used to compare equivalent diameters for rectangular and round circular ducts. Friction loss calculator for sheet metal ducts. Rectangular to round conversion. Algona wa 98001 ph.
Enter duct airflow cfm duct velocity fpm duct length and the number of bends. Cui devices air flow conversion calculator can be used to convert between common units for volume air flow and air velocity flowing past a point in a specified area of duct. Other hart cooley mobile tools. We are committed to setting industry leading standards in.
This calculator can be used to calculate the area in square feet when the height inches and width inches of rectangular duct is known. Flex duct 05 on most metal duct calculator round metal pipe 06 on most metal duct calculators field duct sizing chart rectangular sheet metal duct 07 on most metal duct calculators. If you need more information or help please contact. Wide x deep lower scrape.
Sheet metal duct friction loss calculator. Add for left seam. The rectangular dimensions and the air flow volume are adapted to the equal friction loss. To use the calculator enter your air velocity or volume air flow and duct area type select your units click calculate air flow and your converted velocity and volume.
Round use a slightly smaller diameter for less crimping or to finish the top with an added round collar lower. We are a next generation supplier of hard metals to the aerospace industry as well as other critical application industries. I want to calculate. This is a handy tool when deciding what size duct you want to use for your application.
Read round duct diameter inches and friction loss per 100 of duct inches of water. The table is based on the ducts friction loss formula.