The variety of alloys used is magnificent: weathering steel for aging, marine-grade aluminum for weight financial savings
https://www.livebinders.com/b/3716809?tabid=02c54a52-cf27-dcfb-e94c-0fe95c11f5bb
The series of alloys utilized is magnificent: weathering steel for aging, marine-grade aluminum for weight savings, and duplex stainless for rust resistance in rough environments.