STALA Smart Solutions and high-strength stainless steels (STALA400F and STALA630D) work together to achieve system-level weight reduction by reengineering load paths. This approach delivers lighter structures without sacrificing durability or performance.
- 25% BIW tube weight reduction, demonstrated in real bus BIW case studies
- Significant BIW mass reduction potential, enabling increased passenger carrying capacity
- Weight reduction achieved throughload‑path re‑engineering, not only material switching
Less steel, same performance?
By placing high‑strength stainless steel only where it is structurally effective, weight savings are achieved without sacrificing stiffness, rollover performance, or durability, while remaining scalable across bus platforms.
- More than 85% stress reduction in critical regions despite lower overall mass
- Lightweighting achieved with STALA Smart Solutions + high‑strength grades
- Enables lighter BIW structures with validated structural performance
How much weight can be saved in your structure?
Every bus design hides different lightweighting potential. A short, focused review is often enough to identify where mass can be safely removed using STALA Smart Solutions and high‑strength stainless steels.
- Section‑specific weight reduction opportunities, identified through load‑path analysis rather than generic downsizing
- Targeted use of STALA Smart Solutions and high‑strength stainless steels, applied only where they deliver real structural efficiency
- Clear insight into mass–stiffness balance, supporting confident lightweighting decisions before committing to redesign
Want to explore how much weight can be removed from your bus structure safely?
Contact Stalatube R&D to work together on evaluating your BIW structure.

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Emrah Dutkun
R&D ManagerStalatube Oy (Finland)
Technical support, Transport industry