Fire performance isn't just the core; brace alloys, bolt grades, and coating systems all affect ratings

https://travisjpch962.lucialpiazzale.com/snow-guards-no-surprises-the-century-scale-case-for-custom-made-copper

Fire performance isn't just the core; bracket alloys, bolt grades, and surface systems all influence ratings, so assemblies are checked with each other for real-world conformity.