Penn Stainless Products Header

Stainless Hot Finished Beam Specifications And Information


T304/304H A276, A479, QQ-S-763, SA479, A484
T316/316L A276, A479, QQ-S-763, SA479, A484

Note: Welded Sections do not have specifications.


Tolerance Variations for Hot Extruded Beams (Shapes)

Specified Size Over, inches Under, inches
Dimensions under 1 inch 0.020 0.020
Dimensions 1 inch to 3 inch (excl.) 0.031 0.031
Dimensions 3 inch to 4 inch (incl.) 0.046 0.046
Over 4 inch 0.062 0.062
Note:  Not all Extruded mills can hold these tolerances.
Angularity tolerance for Hot Extruded Shapes is plus or minus 2 degrees.


Straightness Tolerance for Machined Straightened Structural

HF: 1/8 inch in any 5 foot; but may not exceed 1/8 inch X (length in ft/5)

Last Updated: