Sheet Metal: Difference between revisions
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*Van mark $2k - 26 ga [https://www.lewiscontractorsales.com/van-mark-sheet-metal-brake-10-6-mark-ii-contractor.html?gclid=CjwKCAiA3KefBhByEiwAi2LDHKK-BBC-QZJ-dAYbOlhRVWLuztkMXhUP-m8-hTLE9rcilWMiE2xJBhoCt6sQAvD_BwE] | *Van mark $2k - 26 ga [https://www.lewiscontractorsales.com/van-mark-sheet-metal-brake-10-6-mark-ii-contractor.html?gclid=CjwKCAiA3KefBhByEiwAi2LDHKK-BBC-QZJ-dAYbOlhRVWLuztkMXhUP-m8-hTLE9rcilWMiE2xJBhoCt6sQAvD_BwE] | ||
=18 gauge= | =18 gauge= | ||
*It is 1 mm [[https://www.steeldash.com/products/b-deck-galvanized-18-gauge-interlock-roof-smooth]] | *It is 1 mm [[https://www.steeldash.com/products/b-deck-galvanized-18-gauge-interlock-roof-smooth]] and 2 lb/sf [https://www.metalworldinc.com/stainless%20steel%20sheet.htm]. Thus a 8x4 foot sheet is 64 lb. Lighter than [[OSB]] at 75 lb for 3/4". | ||
**Design formulas [https://cdn.shopify.com/s/files/1/0572/7328/6853/files/B-Deck_Load_Table.pdf?v=1713307270] | |||
=Links= | =Links= | ||
*[[Fasteners]] | *[[Fasteners]] | ||
*[[Metal Coil]] | *[[Metal Coil]] | ||
*[[Steel Building Designer]] | |||
Latest revision as of 23:14, 2 August 2024
- Most common sheet metal is 29 ga, with a little less in 26 ga (barn roof, siding, etc). Galvalume appears to be galvanized with ZA alloy (55% Al, 45% Zn). [1]
- Galvalume - last 2x that of galvanized only? [2]. Galvalume regularly lasts 60+ years. [3]. BS alert apparently, as galvalume was introduced only 50 years ago.
- Pro-rib standard at Menards is 29 ga [4]
- Typical metal brake does 29 ga [5]
- Van mark $2k - 26 ga [6]
18 gauge
- It is 1 mm [[7]] and 2 lb/sf [8]. Thus a 8x4 foot sheet is 64 lb. Lighter than OSB at 75 lb for 3/4".
- Design formulas [9]