Structural Joist
A joist is a horizontal structural member used in framing to span an open space, often between beams that subsequently transfer loads to vertical members. Studco® Structural joists are available in minimum G60 Galvanized coating, and manufactured in USA using high quality steel.
- Available Leg Heights of 1-5/8″, 2″, 2-1/2″
- Stud Depth and Web Widths available from 2-1/2″ – 16″
- Custom sizes and lengths are available
Can I substitute specified products for Studco products?
Absolutely, our insistence on quality and extensive product testing provide substantial evidence that our products provide equal performance characteristics of alternative framing systems. Further information can be found on our Systems Conformance document.
Why choose Studco?
As an innovative and industry-leading company, Studco provides quality products, solution-based engineering, and hands-on customer service. There are many reasons to choose Studco products for your project, here are some of the many benefits.
Where are Studco products manufactured and what materials are used for?
Studco products are manufactured in Webster, New York. Our products are made from premium quality Steel. They are manufactured within the strictest of tolerances and are structurally sound when installed in accordance with our Design Manual.
Available Options
Product Code | Product Information | Width (mm) | Design thickness | Mils | |
---|---|---|---|---|---|
SJ2-21233-G90 | 2-1/2" 33 Mils Structural Joist with 2" Flange | 2-1/2" | 0.0346 | G60 | 33 Mils |
SJ2-21233 | 2-1/2" 33 Mils Structural Joist with 2" Flange | 2-1/2" | 0.0346 | G90 | 33 Mils |
SJ2-21243-G90 | 2-1/2" 43 Mils Structural Joist with 2" Flange | 2-1/2" | 0.0451 | G60 | 43 Mils |
SJ2-21243 | 2-1/2" 43 Mils Structural Joist with 2" Flange | 2-1/2" | 0.0451 | G90 | 43 Mils |
SJ2-21254 | 2-1/2" 54 Mils Structural Joist with 2" Flange | 2-1/2" | 0.0566 | G60 | 54 Mils |
SJ2-21254-G90 | 2-1/2" 54 Mils Structural Joist with 2" Flange | 2-1/2" | 0.0566 | G90 | 54 Mils |
SJ2-21268 | 2-1/2" 68 Mils Structural Joist with 2" Flange | 2-1/2" | 0.0713 | G60 | 68 Mils |
SJ2-21268-G90 | 2-1/2" 68 Mils Structural Joist with 2" Flange | 2-1/2" | 0.0713 | G90 | 68 Mils |
SJ2-35833 | 3-5/8" 33 Mils Structural Joist with 2" Flange | 3-5/8" | 0.0346 | G60 | 33 Mils |
SJ2-35833-G90 | 3-5/8" 33 Mils Structural Joist with 2" Flange | 3-5/8" | 0.0346 | G90 | 33 Mils |
SJ2-35843 | 3-5/8" 43 Mils Structural Joist with 2" Flange | 3-5/8" | 0.0451 | G60 | 43 Mils |
SJ2-35843-G90 | 3-5/8" 43 Mils Structural Joist with 2" Flange | 3-5/8" | 0.0451 | G90 | 43 Mils |
SJ2.5-35843 | 3-5/8" 43 Mils Structural Joist with 2-1/2" Flange | 3-5/8" | 0.0451 | G60 | 43 Mils |
SJ2.5-35843-G90 | 3-5/8" 43 Mils Structural Joist with 2-1/2" Flange | 3-5/8" | 0.0451 | G90 | 43 Mils |
SJ2-35854 | 3-5/8" 54 Mils Structural Joist with 2" Flange | 3-5/8" | 0.0566 | G60 | 54 Mils |
SJ2-35854-G90 | 3-5/8" 54 Mils Structural Joist with 2" Flange | 3-5/8" | 0.0566 | G90 | 54 Mils |
SJ2.5-35854 | 3-5/8" 54 Mils Structural Joist with 2-1/2" Flange | 3-5/8" | 0.0566 | G60 | 54 Mils |
SJ2.5-35854-G90 | 3-5/8" 54 Mils Structural Joist with 2-1/2" Flange | 3-5/8" | 0.0566 | G90 | 54 Mils |
SJ2-35868 | 3-5/8" 68 Mils Structural Joist with 2" Flange | 3-5/8" | 0.0713 | G60 | 68 Mils |
SJ2-35868-G90 | 3-5/8" 68 Mils Structural Joist with 2" Flange | 3-5/8" | 0.0713 | G90 | 68 Mils |
SJ2.5-35868 | 3-5/8" 68 Mils Structural Joist with 2-1/2" Flange | 3-5/8" | 0.0713 | G60 | 68 Mils |
SJ2.5-35868-G90 | 3-5/8" 68 Mils Structural Joist with 2-1/2" Flange | 3-5/8" | 0.0713 | G90 | 68 Mils |
SJ2-35897 | 3-5/8" 97 Mils Structural Joist with 2" Flange | 3-5/8" | 0.1017 | G60 | 97 Mils |
SJ2-35897-G90 | 3-5/8" 97 Mils Structural Joist with 2" Flange | 3-5/8" | 0.1017 | G90 | 97 Mils |
SJ2.5-35897 | 3-5/8" 97 Mils Structural Joist with 2-1/2" Flange | 3-5/8" | 0.1017 | G60 | 97 Mils |
SJ2.5-35897-G90 | 3-5/8" 97 Mils Structural Joist with 2-1/2" Flange | 3-5/8" | 0.1017 | G90 | 97 Mils |
SJ2-433 | 4" 33 Mils Structural Joist with 2" Flange | 4" | 0.0346 | G60 | 33 Mils |
SJ2-433-G90 | 4" 33 Mils Structural Joist with 2" Flange | 4" | 0.0346 | G90 | 33 Mils |
SJ2-443 | 4" 43 Mils Structural Joist with 2" Flange | 4" | 0.0451 | G60 | 43 Mils |
SJ2-443-G90 | 4" 43 Mils Structural Joist with 2" Flange | 4" | 0.0451 | G90 | 43 Mils |
SJ2.5-443 | 4" 43 Mils Structural Joist with 2-1/2" Flange | 4" | 0.0451 | G60 | 43 Mils |
SJ2.5-443-G90 | 4" 43 Mils Structural Joist with 2-1/2" Flange | 4" | 0.0451 | G90 | 43 Mils |
SJ2-454 | 4" 54 Mils Structural Joist with 2" Flange | 4" | 0.0566 | G60 | 54 Mils |
SJ2-454-G90 | 4" 54 Mils Structural Joist with 2" Flange | 4" | 0.0566 | G90 | 54 Mils |
SJ2.5-454 | 4" 54 Mils Structural Joist with 2-1/2" Flange | 4" | 0.0566 | G60 | 54 Mils |
SJ2.5-454-G90 | 4" 54 Mils Structural Joist with 2-1/2" Flange | 4" | 0.0566 | G90 | 54 Mils |
SJ2-468 | 4" 68 Mils Structural Joist with 2" Flange | 4" | 0.0713 | G60 | 68 Mils |
SJ2-468-G90 | 4" 68 Mils Structural Joist with 2" Flange | 4" | 0.0713 | G90 | 68 Mils |
SJ2.5-468 | 4" 68 Mils Structural Joist with 2-1/2" Flange | 4" | 0.0713 | G60 | 68 Mils |
SJ2.5-468-G90 | 4" 68 Mils Structural Joist with 2-1/2" Flange | 4" | 0.0713 | G60 | 68 Mils |
SJ2-497 | 4" 97 Mils Structural Joist with 2" Flange | 4" | 0.1017 | G90 | 97 Mils |
SJ2-497-G90 | 4" 97 Mils Structural Joist with 2" Flange | 4" | 0.1017 | G60 | 97 Mils |
SJ2.5-497 | 4" 97 Mils Structural Joist with 2-1/2" Flange | 4" | 0.1017 | G90 | 97 Mils |
SJ2.5-497-G90 | 4" 97 Mils Structural Joist with 2-1/2" Flange | 4" | 0.1017 | G60 | 97 Mils |
SJ2-51233 | 5-1/2" 33 Mils Structural Joist with 2" Flange | 5-1/2" | 0.0346 | G90 | 33 Mils |
SJ2-51233-G90 | 5-1/2" 33 Mils Structural Joist with 2" Flange | 5-1/2" | 0.0346 | G60 | 33 Mils |
SJ2-51243 | 5-1/2" 43 Mils Structural Joist with 2" Flange | 5-1/2" | 0.0451 | G90 | 43 Mils |
SJ2-51243-G90 | 5-1/2" 43 Mils Structural Joist with 2" Flange | 5-1/2" | 0.0451 | G60 | 43 Mils |
SJ2.5-51243 | 5-1/2" 43 Mils Structural Joist with 2-1/2" Flange | 5-1/2" | 0.0451 | G90 | 43 Mils |
SJ2.5-51243-G90 | 5-1/2" 43 Mils Structural Joist with 2-1/2" Flange | 5-1/2" | 0.0451 | G60 | 43 Mils |
SJ2-51254 | 5-1/2" 54 Mils Structural Joist with 2" Flange | 5-1/2" | 0.0566 | G60 | 54 Mils |
SJ2-51254-G90 | 5-1/2" 54 Mils Structural Joist with 2" Flange | 5-1/2" | 0.0566 | G90 | 54 Mils |
SJ2.5-51254 | 5-1/2" 54 Mils Structural Joist with 2-1/2" Flange | 5-1/2" | 0.0566 | G60 | 54 Mils |
SJ2.5-51254-G90 | 5-1/2" 54 Mils Structural Joist with 2-1/2" Flange | 5-1/2" | 0.0566 | G90 | 54 Mils |
SJ2-51268 | 5-1/2" 68 Mils Structural Joist with 2" Flange | 5-1/2" | 0.0713 | G60 | 68 Mils |
SJ2-51268-G90 | 5-1/2" 68 Mils Structural Joist with 2" Flange | 5-1/2" | 0.0713 | G90 | 68 Mils |
SJ2.5-51268 | 5-1/2" 68 Mils Structural Joist with 2-1/2" Flange | 5-1/2" | 0.0713 | G60 | 68 Mils |
SJ2.5-51268-G90 | 5-1/2" 68 Mils Structural Joist with 2-1/2" Flange | 5-1/2" | 0.0713 | G90 | 68 Mils |
SJ2-51297 | 5-1/2" 97 Mils Structural Joist with 2" Flange | 5-1/2" | 0.1017 | G60 | 97 Mils |
SJ2-51297-G90 | 5-1/2" 97 Mils Structural Joist with 2" Flange | 5-1/2" | 0.1017 | G90 | 97 Mils |
SJ2.5-51297 | 5-1/2" 97 Mils Structural Joist with 2-1/2" Flange | 5-1/2" | 0.1017 | G60 | 97 Mils |
SJ2.5-51297-G90 | 5-1/2" 97 Mils Structural Joist with 2-1/2" Flange | 5-1/2" | 0.1017 | G90 | 97 Mils |
SJ2-633 | 6" 33 Mils Structural Joist with 2" Flange | 6" | 0.0346 | G60 | 33 Mils |
SJ2-633-G90 | 6" 33 Mils Structural Joist with 2" Flange | 6" | 0.0346 | G90 | 33 Mils |
SJ2-643 | 6" 43 Mils Structural Joist with 2" Flange | 6" | 0.0451 | G60 | 43 Mils |
SJ2-643-G90 | 6" 43 Mils Structural Joist with 2" Flange | 6" | 0.0451 | G90 | 43 Mils |
SJ2.5-643 | 6" 43 Mils Structural Joist with 2-1/2" Flange | 6" | 0.0451 | G60 | 43 Mils |
SJ2.5-643-G90 | 6" 43 Mils Structural Joist with 2-1/2" Flange | 6" | 0.0451 | G90 | 43 Mils |
SJ2-654 | 6" 54 Mils Structural Joist with 2" Flange | 6" | 0.0566 | G60 | 54 Mils |
SJ2-654-G90 | 6" 54 Mils Structural Joist with 2" Flange | 6" | 0.0566 | G90 | 54 Mils |
SJ2.5-654 | 6" 54 Mils Structural Joist with 2-1/2" Flange | 6" | 0.0566 | G60 | 54 Mils |
SJ2.5-654-G90 | 6" 54 Mils Structural Joist with 2-1/2" Flange | 6" | 0.0566 | G90 | 54 Mils |
SJ2-668 | 6" 68 Mils Structural Joist with 2" Flange | 6" | 0.0713 | G60 | 68 Mils |
SJ2-668-G90 | 6" 68 Mils Structural Joist with 2" Flange | 6" | 0.0713 | G90 | 68 Mils |
SJ2.5-668 | 6" 68 Mils Structural Joist with 2-1/2" Flange | 6" | 0.0713 | G60 | 68 Mils |
SJ2.5-668-G90 | 6" 68 Mils Structural Joist with 2-1/2" Flange | 6" | 0.0713 | G90 | 68 Mils |
SJ2-697 | 6" 97 Mils Structural Joist with 2" Flange | 6" | 0.1017 | G60 | 97 Mils |
SJ2-697-G90 | 6" 97 Mils Structural Joist with 2" Flange | 6" | 0.1017 | G90 | 97 Mils |
SJ2.5-697 | 6" 97 Mils Structural Joist with 2-1/2" Flange | 6" | 0.1017 | G60 | 97 Mils |
SJ2.5-697-G90 | 6" 97 Mils Structural Joist with 2-1/2" Flange | 6" | 0.1017 | G90 | 97 Mils |
SJ2-833 | 8" 33 Mils Structural Joist with 2" Flange | 8" | 0.0346 | G60 | 33 Mils |
SJ2-833-G90 | 8" 33 Mils Structural Joist with 2" Flange | 8" | 0.0346 | G90 | 33 Mils |
SJ2-843 | 8" 43 Mils Structural Joist with 2" Flange | 8" | 0.0451 | G60 | 43 Mils |
SJ2-843-G90 | 8" 43 Mils Structural Joist with 2" Flange | 8" | 0.0451 | G90 | 43 Mils |
SJ2.5-843 | 8" 43 Mils Structural Joist with 2-1/2" Flange | 8" | 0.0451 | G60 | 43 Mils |
SJ2.5-843-G90 | 8" 43 Mils Structural Joist with 2-1/2" Flange | 8" | 0.0451 | G90 | 43 Mils |
SJ2-854 | 8" 54 Mils Structural Joist with 2" Flange | 8" | 0.0566 | G60 | 54 Mils |
SJ2-854-G90 | 8" 54 Mils Structural Joist with 2" Flange | 8" | 0.0566 | G90 | 54 Mils |
SJ2.5-854 | 8" 54 Mils Structural Joist with 2-1/2" Flange | 8" | 0.0566 | G60 | 54 Mils |
SJ2.5-854-G90 | 8" 54 Mils Structural Joist with 2-1/2" Flange | 8" | 0.0566 | G90 | 54 Mils |
SJ2-868 | 8" 68 Mils Structural Joist with 2" Flange | 8" | 0.0713 | G60 | 68 Mils |
SJ2-868-G90 | 8" 68 Mils Structural Joist with 2" Flange | 8" | 0.0713 | G90 | 68 Mils |
SJ2.5-868 | 8" 68 Mils Structural Joist with 2-1/2" Flange | 8" | 0.0713 | G60 | 68 Mils |
SJ2.5-868-G90 | 8" 68 Mils Structural Joist with 2-1/2" Flange | 8" | 0.0713 | G90 | 68 Mils |
SJ2-897 | 8" 97 Mils Structural Joist with 2" Flange | 8" | 0.1017 | G60 | 97 Mils |
SJ2-897-G90 | 8" 97 Mils Structural Joist with 2" Flange | 8" | 0.1017 | G90 | 97 Mils |
SJ2.5-897 | 8" 97 Mils Structural Joist with 2-1/2" Flange | 8" | 0.1017 | G60 | 97 Mils |
SJ2.5-897-G90 | 8" 97 Mils Structural Joist with 2-1/2" Flange | 8" | 0.1017 | G90 | 97 Mils |
SJ2-1043 | 10" 43 Mils Structural Joist with 2" Flange | 10" | 0.0451 | G60 | 43 Mils |
SJ2-1043-G90 | 10" 43 Mils Structural Joist with 2" Flange | 10" | 0.0451 | G90 | 43 Mils |
SJ2.5-1043 | 10" 43 Mils Structural Joist with 2-1/2" Flange | 10" | 0.0451 | G60 | 43 Mils |
SJ2.5-1043-G90 | 10" 43 Mils Structural Joist with 2-1/2" Flange | 10" | 0.0451 | G90 | 43 Mils |
SJ2-1054 | 10" 54 Mils Structural Joist with 2" Flange | 10" | 0.0566 | G60 | 54 Mils |
SJ2-1054-G90 | 10" 54 Mils Structural Joist with 2" Flange | 10" | 0.0566 | G90 | 54 Mils |
SJ2.5-1054 | 10" 54 Mils Structural Joist with 2-1/2" Flange | 10" | 0.0566 | G60 | 54 Mils |
SJ2.5-1054-G90 | 10" 54 Mils Structural Joist with 2-1/2" Flange | 10" | 0.0566 | G90 | 54 Mils |
SJ2-1068 | 10" 68 Mils Structural Joist with 2" Flange | 10" | 0.0713 | G60 | 68 Mils |
SJ2-1068-G90 | 10" 68 Mils Structural Joist with 2" Flange | 10" | 0.0713 | G90 | 68 Mils |
SJ2.5-1068 | 10" 68 Mils Structural Joist with 2-1/2" Flange | 10" | 0.0713 | G60 | 68 Mils |
SJ2.5-1068-G90 | 10" 68 Mils Structural Joist with 2-1/2" Flange | 10" | 0.0713 | G90 | 68 Mils |
SJ2-1097 | 10" 97 Mils Structural Joist with 2" Flange | 10" | 0.1017 | G60 | 97 Mils |
SJ2-1097-G90 | 10" 97 Mils Structural Joist with 2" Flange | 10" | 0.1017 | G90 | 97 Mils |
SJ2.5-1097 | 10" 97 Mils Structural Joist with 2-1/2" Flange | 10" | 0.1017 | G60 | 97 Mils |
SJ2.5-1097-G90 | 10" 97 Mils Structural Joist with 2-1/2" Flange | 10" | 0.1017 | G90 | 97 Mils |
SJ2-1243 | 12" 43 Mils Structural Joist with 2" Flange | 12" | 0.0451 | G60 | 43 Mils |
SJ2-1243-G90 | 12" 43 Mils Structural Joist with 2" Flange | 12" | 0.0451 | G90 | 43 Mils |
SJ2.5-1243 | 12" 43 Mils Structural Joist with 2-1/2" Flange | 12" | 0.0451 | G60 | 43 Mils |
SJ2.5-1243-G90 | 12" 43 Mils Structural Joist with 2-1/2" Flange | 12" | 0.0451 | G90 | 43 Mils |
SJ2-1254 | 12" 54 Mils Structural Joist with 2" Flange | 12" | 0.0566 | 54 Mils | |
SJ2-1254-G90 | 12" 54 Mils Structural Joist with 2" Flange | 12" | 0.0566 | 54 Mils | |
SJ2.5-1254 | 12" 54 Mils Structural Joist with 2-1/2" Flange | 12" | 0.0566 | 54 Mils | |
SJ2.5-1254-G90 | 12" 54 Mils Structural Joist with 2-1/2" Flange | 12" | 0.0566 | 54 Mils | |
SJ2-1268 | 12" 68 Mils Structural Joist with 2" Flange | 12" | 0.0713 | 68 Mils | |
SJ2-1268-G90 | 12" 68 Mils Structural Joist with 2" Flange | 12" | 0.0713 | 68 Mils | |
SJ2.5-1268 | 12" 68 Mils Structural Joist with 2-1/2" Flange | 12" | 0.0713 | 68 Mils | |
SJ2.5-1268-G90 | 12" 68 Mils Structural Joist with 2-1/2" Flange | 12" | 0.0713 | 68 Mils | |
SJ2-1297 | 12" 97 Mils Structural Joist with 2" Flange | 12" | 0.1017 | 97 Mils | |
SJ2-1297-G90 | 12" 97 Mils Structural Joist with 2" Flange | 12" | 0.1017 | 97 Mils | |
SJ2.5-1297 | 12" 97 Mils Structural Joist with 2-1/2" Flange | 12" | 0.1017 | 97 Mils | |
SJ2.5-1297-G90 | 12" 97 Mils Structural Joist with 2-1/2" Flange | 12" | 0.1017 | 97 Mils | |
SJ2-1443 | 14" 43 Mils Structural Joist with 2" Flange | 14" | 0.0451 | 43 Mils | |
SJ2-1443-G90 | 14" 43 Mils Structural Joist with 2" Flange | 14" | 0.0451 | 43 Mils | |
SJ2.5-1443 | 14" 43 Mils Structural Joist with 2-1/2" Flange | 14" | 0.0451 | 43 Mils | |
SJ2.5-1443-G90 | 14" 43 Mils Structural Joist with 2-1/2" Flange | 14" | 0.0451 | 43 Mils | |
SJ2-1454 | 14" 54 Mils Structural Joist with 2" Flange | 14" | 0.0566 | 54 Mils | |
SJ2-1454-G90 | 14" 54 Mils Structural Joist with 2" Flange | 14" | 0.0566 | 54 Mils | |
SJ2.5-1454 | 14" 54 Mils Structural Joist with 2-1/2" Flange | 14" | 0.0566 | 54 Mils | |
SJ2.5-1454-G90 | 14" 54 Mils Structural Joist with 2-1/2" Flange | 14" | 0.0566 | 54 Mils | |
SJ2-1468 | 14" 68 Mils Structural Joist with 2" Flange | 14" | 0.0713 | 68 Mils | |
SJ2-1468-G90 | 14" 68 Mils Structural Joist with 2" Flange | 14" | 0.0713 | 68 Mils | |
SJ2.5-1468 | 14" 68 Mils Structural Joist with 2-1/2" Flange | 14" | 0.0713 | 68 Mils | |
SJ2.5-1468-G90 | 14" 68 Mils Structural Joist with 2-1/2" Flange | 14" | 0.0713 | 68 Mils | |
SJ2-1497 | 14" 97 Mils Structural Joist with 2" Flange | 14" | 0.1017 | 97 Mils | |
SJ2-1497-G90 | 14" 97 Mils Structural Joist with 2" Flange | 14" | 0.1017 | 97 Mils | |
SJ2.5-1497 | 14" 97 Mils Structural Joist with 2-1/2" Flange | 14" | 0.1017 | 97 Mils | |
SJ2.5-1497-G90 | 14" 97 Mils Structural Joist with 2-1/2" Flange | 14" | 0.1017 | 97 Mils | |
SJ2-1643 | 16" 43 Mils Structural Joist with 2" Flange | 16" | 0.0451 | 43 Mils | |
SJ2-1643-G90 | 16" 43 Mils Structural Joist with 2" Flange | 16" | 0.0451 | 43 Mils | |
SJ2.5-1643 | 16" 43 Mils Structural Joist with 2-1/2" Flange | 16" | 0.0451 | 43 Mils | |
SJ2.5-1643-G90 | 16" 43 Mils Structural Joist with 2-1/2" Flange | 16" | 0.0451 | 43 Mils | |
SJ2-1654 | 16" 54 Mils Structural Joist with 2" Flange | 16" | 0.0566 | 54 Mils | |
SJ2-1654-G90 | 16" 54 Mils Structural Joist with 2" Flange | 16" | 0.0566 | 54 Mils | |
SJ2.5-1654 | 16" 54 Mils Structural Joist with 2-1/2" Flange | 16" | 0.0566 | 54 Mils | |
SJ2.5-1654-G90 | 16" 54 Mils Structural Joist with 2-1/2" Flange | 16" | 0.0566 | 54 Mils | |
SJ2-1668 | 16" 68 Mils Structural Joist with 2" Flange | 16" | 0.0713 | 68 Mils | |
SJ2-1668-G90 | 16" 68 Mils Structural Joist with 2" Flange | 16" | 0.0713 | 68 Mils | |
SJ2.5-1668 | 16" 68 Mils Structural Joist with 2-1/2" Flange | 16" | 0.0713 | 68 Mils | |
SJ2.5-1668-G90 | 16" 68 Mils Structural Joist with 2-1/2" Flange | 16" | 0.0713 | 68 Mils | |
SJ2-1697 | 16" 97 Mils Structural Joist with 2" Flange | 16" | 0.1017 | 97 Mils | |
SJ2-1697-G90 | 16" 97 Mils Structural Joist with 2" Flange | 16" | 0.1017 | 97 Mils | |
SJ2.5-1697 | 16" 97 Mils Structural Joist with 2-1/2" Flange | 16" | 0.1017 | 97 Mils | |
SJ2.5-1697-G90 | 16" 97 Mils Structural Joist with 2-1/2" Flange | 16" | 0.1017 | 97 Mils |