Sheet Metal Duct Fabrication Formulas

Bend deduction bd the amount removed from the sum of the two flange lengths to obtain a flat pattern.

Sheet metal duct fabrication formulas. Suburban sheet metal ltd mailing address p o. In house sheet metal fabrication for large or small projects and everything in between. Doing business as angels heating air. The bend deduction formula takes into account the geometries of bending and the properties of your metal to determine the bend deduction.

Place the compass on point 4 and swing arcs to mark to the right and to the left. We manufacture duct work and sheet metal products for the heating ventilation and the air conditioning industry as well as industrial dust collection and exhaust systems. Kennedale tx 76060 phone 817 478 0801 fax 817 483 6571 page 5 of 43 sheet metal standards duct guage and enforcing for 1 ess drive gauge of metal duct dimensions 5 joint 4 joint 2 5 joint 2 joint joint. Our goal is to provide superior service and high quality products to our customers to enable them to meet their deadlines.

If you need any custom fabricated sheet metal items please see the ordering instructions below. Called sheet metal workers. Measure and mark out 5 in 13 mm on the reference line. In fact sheet metal use in hvac is greater than all other materials combined.

May 12th 2018 sheet metal layout software hvac formulas excel hvac duct most 2d is a nesting software for sheet metal cutting and heavy fabrication. Box 739 kennedale tx 76060 physical address 528 s. Welcome to angels sheet metal inc. Jcr metal works.

Material thickness mt the gauge of the material in decimal form. See reviews photos directions phone numbers and more for sheet metal duct locations in los angeles ca. Big bear lake page. Since 1968 angels sheet metal has been providing our neighbors in the sierra foothills with exceptional service and quality products.

You will need to know your material thickness mt the bend angle b the inside radius ir and the k factor k. Call us today at 209 736 4541. Set the compass at 5 in 13 mm 1 12th circumference. I m at my house in moonridge every weekend and often during the week as well.

Bend allowance ba the amount of added to the sum of the two leg lengths to obtain the flat pattern length. The steel and aluminum used for ductwork is a high achiever in the 21st century move toward sustainable buildings because of the high recycling rates and cleanliness.