H2-DRI is proven at pilot/first-commercial scale (HYBRIT). Economics hinge on green hydrogen price; most roadmaps put bulk adoption in the 2030s — CBAM and free-allocation phase-out are designed to finance exactly that bridge.
From our guide: Decarbonizing Steel — full context, charts and sources there.
Boilers, kilns, heat exchangers, valves and steam lines lose energy continuously. Inzonex makes patented (UK GB2508992.1) removable modular insulation — snap-fastened covers engineered per temperature tier, not generic off-the-shelf jackets: