🔥 Blacksmith Forge Lab: Heating Colours, Quench Cooling and Tempering a Horseshoe

Heat a steel bar in a coal forge, hammer a horseshoe, quench it in water, brine or oil and temper it, while a finite-volume heat-conduction model, Planck glow colours, a Scheil/Koistinen-Marburger martensite model and the Hollomon-Jaffe parameter predict surface colour and hardness.

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install