The variety of alloys used is spectacular: weathering steel for aging, marine-grade light weight aluminum for weight cost savings

https://rigorous-society-37e.notion.site/Thermal-breaks-in-steel-systems-changed-my-view-on-energy-performance-isolators-394bb12de499807da9b9fe599de03d75

The range of alloys utilized is spectacular: weathering steel for aging, marine-grade light weight aluminum for weight financial savings, and duplex stainless for deterioration resistance in extreme climates.