Bell for the Church of Saint Liberato of Narni fabricated by TiFast S.r.L., Narni, ITALY By M. Madaro, M. Costanzi
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iFast S.r.L., like all companies, lives and operates in the framework of a human society; hence the activities dedicated to relationship with stakeholders, the agents having a direct or indirect interest in TiFast life, are of paramount importance. First and foremost, the local community Fig. 1: Drawing of a 18th cen. French bell used as an inspiration for the project is one of the stakeholders. The development of a good relationship with such stakeholder alloys more common in can be an important added value for both the company aerospace. The present bell and the surrounding area. is probably the first one Among the projects already completed, one can recount in the world to be made the collaboration with the local Church from Titanium, instead Authorities, for the Parrish Church of San Liberato in of the traditional bronze. Terni – Narni – Amelia Arch - dioceses, for the donation The clapper was fabricated of a Titanium cross for the façade of the above – mentione from Commercially Pure d church. TiFast came to know that both the two bells of Titanium alloy, or Grade 2, the same church are in grave disrepair, hence it proposed to that is softer than the rest have one of them substituted with a Titanium one. of the bell, in order to avoid The fabrication of said Titanium bell has been carried denting the inner surface of Fig. 2: The bell in its finished form out by TiFast as a whole, no TiFast Dept excluded. It the bell while ringing. included the finding of the raw material, preparation of the The profile of the bell was inspired by the drawing of a constructive drawings, mechanical works and assembling. 18th cen. French bell (Fig. 1). The main body of the bell was fabricated from a single The Bell piece of Titanium alloy by machining. Then the surface The bell was fabricated from Ti-6Al-4V Titanium was sandblasted. The clapper and its attachment point alloy, also known as Grade 5, one of the Titanium were machined and connected to the bell main body by
Fig. 3: Drawings of the bell
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Fig. 4: Drawings of the clapper and its connector