Perforated Metal Open Area Calculations

Formulas For Determining Open Area

Formulas For Determining Open Area-Staggered Round Holes
Staggered Round Holes
Formulas For Determining Open Area-Strait Center Round Holes
Strait Center Round Holes
Formulas For Determining Open Area-Staggered Round Holes 45 degree
Staggered Round Holes (45 degree pattern)

 

Formulas For Determining Open Area-Square Holes Straight Line
Square Holes Straight Line
Formulas For Determining Open Area-Square Holes Staggered Line
Square Holes Staggered Line
Formulas For Determining Open Area-Hexagon Hole
Hexagon Hole
Formulas For Determining Open Area-Round End Slot- End Staggered1
Round End Slot- End Staggered
Formulas For Determining Open Area-Round End Slot- Side Staggered
Round End Slot- Side Staggered
Formulas For Determining Open Area-Round End Slot- Straight Lines
Round End Slot- Straight Lines
Formulas For Determining Open Area-Square End Slot- Straight Lines
Square End Slot- Straight Lines

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Perf-Opening
Download Formulas For Determining Open Area