[archy]

You can now.

Some possibilities exist using designs engineered for these new methods and processes. Using them to build replacement springs for equipment based on preexisting technologies may be another matter.

*example*

We shall see. But things are advancing nicely.

[null and void]

Yes. CURRENT available materials include: Ti and Ti alloys, Stainless Steel, Cobalt, Cobalt Chrome, Tool Steel, Nickel, Nickel Super alloys, 316 Stainless Steel/Bronze, 420 Stainless Steel/Bronze (Annealed & Non-Annealed), Bronze, maraging steels, dental alloys, Al and AlSiMg, 18kt gold, silver.

I've seen shape memory alloys mentioned in the past day or so but can't find the source off hand.