Sheet Metal: Difference between revisions
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*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). [https://www.burrows-supply.com/blog/metal-and-paint-used-for-pole-barns-and-their-warranties/#:~:text=Metal%20thickness%20for%20pole%20barns&text=The%20minimum%20standard%20of%20thickness,0187%E2%80%9D.] | *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). [https://www.burrows-supply.com/blog/metal-and-paint-used-for-pole-barns-and-their-warranties/#:~:text=Metal%20thickness%20for%20pole%20barns&text=The%20minimum%20standard%20of%20thickness,0187%E2%80%9D.] | ||
*Galvalume - last 2x that of galvanized only? [https://www.metalsales.us.com/whats-the-difference-between-galvanized-steel-and-galvalume/#:~:text=Galvanized%20steel%20consists%20of%20zinc,twice%20that%20of%20galvanized%20steel.] | *Galvalume - last 2x that of galvanized only? [https://www.metalsales.us.com/whats-the-difference-between-galvanized-steel-and-galvalume/#:~:text=Galvanized%20steel%20consists%20of%20zinc,twice%20that%20of%20galvanized%20steel.]. Galvalume regularly lasts 60+ years. [https://mavericksteelbuildings.com/painted-roof-vs-galvalume-roof-advantage/]. BS alert apparently, as galvalume was introduced only 50 years ago. | ||
Revision as of 17:23, 13 February 2023
- 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.