steel

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2026-06-16 · substack.com

Frontier | Winston (@frontiermap)

The steel almost nobody can make. Grain-oriented electrical steel, or GOES, is the material at the heart of every large transformer core. It is a silicon-iron alloy at roughly 3% silicon, rolled into sheets 0.18 to 0.35 millimeters thick, with the crystalline grains forced into…

2022-08-27 · chemistryworld.com

Low-background steel

Post-nuclear steel is a little bit radioactive, so for some specialist jobs we need to find a source of steel from before the bomb