Web stiffeners are used as a joist or header web reinforcement piece. These factory pre-cut sections are available in standard lengths to fit inside the flanges of a floor joist or built-up header.

Product Data and Ordering Information:
Web Stiffener Length Chart
Joist Depth Web; Stiffener Length:
18” (1800S); 17-3/4”
16” (1600S); 15-3/4”
14” (1400S); 13-3/4”
12” (1200S); 11-3/4”
11 ¼” (1125S); 11”
10” (1000S); 9-3/4”
8” (8000S); 7-3/4”
7 ¼” (725S); 7”
6” (600S); 5-3/4”
5 ½” (550S); 5-1/4”
4” (400S); 3-3/4”

Custom web stiffeners can be made if required for joists less than 4” deep

Thickness: 54 mil (16 gauge),
Minimum Thickness: 0.0538" minimum
Design Thickness: 0.0566"
Yield strength: 50 KSI minimum
Dimensions: 4” Web X 1-1/4” Legs
Available coatings: G60 (standard), G90
Packaging: (10) Pieces per bundle

ASTM and Code Standards:
• Structural framing is produced to meet or exceed ASTM C955
• Galvanized sheet steel meets or exceeds requirements of A653 and A1003
• Meets ASTM C1007 when properly installed in a structure