Catalog
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Aluminum Extrusion Tolerances


Cross-Sectional Dimension Tolerances—Profiles

Length, Straightness—Wire, Rod, Bar and Profiles

Twist—Bar and Profiles

Flatness (Flat Surfaces)—Bar, Solid Profiles and Semihollow Profiles

Surface Roughness, Contour, Diameter

Width and Depth—Square, Rectangular, Hexagonal and Octagonal Tube

Wall Thickness—Round Extruded Tube

Wall Thickness—Other-Than-Round Extruded Tube, Length—Extruded Tube

Twist—Other than Round Tube, Straightness—Tube in Straight Lengths

Squareness of Cut Ends, Corner and Fillet Radii, Angularity, Surface Roughness

Aluminum Plate


Aluminum Plate

Angles


Miscellaneous Rounded or Sharp Corners


Equal / Unequal Legs

Bars


Rectangular Round Corners




Bus Bar Full Round Radius



Hexagon / Hexagon with Round Holes

Beams


I-Beams - Aluminum Association & Standard Structural

I-Beams - Miscellaneous Rounded or Sharp Corners


H-Beams - Structural

Wide Flange - Structural

Channels


Miscellaneous Rounded or Sharp Corners




Closed

Tapered Legs - Rounded Inside Angles & Corners

Aluminum Association

Standard Structural

Tubes


Pipe

Square - Equal Walls


Rectangular - Equal Walls


Square and Rectangular - Round or Sharp Corners


Tees


Symmetrical - Sharp Corners


Rounded Angles - Rounded Inside Corners

Standard Structural

Zees


Sharp Corners

Round Corners - 6061 & 6063 Extruded


Equal Legs

Stainless Steel


Half Rounds

Channel

H-Beams, I-Beams, Tee Bars - Hot Extruded

Diamond Floor Plate

Ornamental and Structural Tubing - Round

Ornamental and Structural Tubing - Square

Ornamental and Structural Tubing - Rectangular

Brass


Round Diameter

Square

Hex Bar

Flat Bar
