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INOSSIDABILE 237
degreasing solution is kept constantly efficient, technical and economic advantages. Readers can subscribe to the print version of
through the use of an ultrafiltration plant, The heart of an electrolyser is the stack, a series Inossidabile for the year 2025.
through the continuous removal of oil from the of stacked electrochemical cells where the Please note that starting this year our Italian and
processed pipes. The plant minimises chemical electrolysis reaction takes place. One of its main foreign Readers can read and download the
waste by molecular separation processes that components are the bipolar plates, which allow digital version of our magazine free of charge
remove pollutants that would otherwise reduce the electrical current to flow between the cells. from the Centro Inox website.
the life of the solution. Using these technologies, To ensure a long service life and resistance in a To be promptly notified about the releases of our
the chemicals used in surface treatment cycles chemically aggressive environment such as that quarterly, please write to:
are no longer seen as waste to be managed but as of an electrolyser (where potassium hydroxide is redazione.inossidabile@centroinox.it
an economic resource to be exploited. present, although in low concentration), it was
Plant realized by Condoroil Stainless Srl, with decided to make these components from EN REVISION OF EN 100882 PUBLISHED
the collaboration of Condoroil Chemical Srl, for 1.4404 (AISI 316L) stainless steel. The choice of (Pubblicata la revisione della EN 100882)
the company Mussari Srl AISI 316L also proved successful for the piping In September 2024, the revision of the European
of the electrolyser: here, too, corrosion resistance standard EN 100882 “Stainless steels Part 2:
PAGE 11 is crucial, as the pipes are exposed to both Technical delivery conditions for sheet/plate and
potassium hydroxide and hydrogen produced by strip of corrosion resistant steels for general
VACUUM DRYERS FOR THE CHEMICAL the stack, which can lead to embrittlement in the purposes” was published, which replaced the
AND PHARMACEUTICAL INDUSTRY steels. To further limit the risk of embrittlement previous edition of 2014 and was subsequently
(Essiccatori sottovuoto per l'industria chimica and ensure the durability of the components, the implemented at Italian level as UNI EN 10088
e farmaceutica) use of welds in the structures was also 2:2024.
The use of vacuum dryers makes it possible to minimised. The European standard was prepared by CEN/
reduce the heat required to boil liquids in the The AEMWE technology offers a unique TC459/SC5/WG2, which also revised parts 1
substances to be processed, which would combination of efficiency, sustainability and cost and 3, published in 2023. Centro Inox
otherwise be degraded due to excessive reduction, making it an ideal solution for green participated in the updating of the three parts as
temperatures. A series of vacuum dryers for the hydrogen production. expert.
chemical and pharmaceutical industries is Component manufacturing: Pietro Fiorentini SpA
presented in the article, the central body of I36057 Arcugnano VI Via Enrico Fermi 8/10, PAGE 16
which consists of a rotating biconical chamber phone: +39 0444 968511, sales@fiorentini.com,
that allows, during the vacuum process, the total www.fiorentini.com WHEN STRUCTURAL STAINLESS
and continuous revolution of the mass to be STEEL CONTRIBUTES TO INTERIOR
dried and enables extremely homogenous PAGE 14 DESIGN
stirring, also thanks to the presence of two (Quando l'inox strutturale contribuisce
groups of lump breaker knives. The necessary COMPONENTS FOR THE YACHTING all'arredo d'interni)
washing processes are facilitated and speeded up INDUSTRY Important architectural volumes and original
by the design of the machine, allowing the (Componentistica per la nautica da diporto) lines trace the design of the evocative interior
switch from one product campaign to another to The ladders and telescopic gangways for staircase presented in this article, consisting of a
be quick and safe. pleasure boats presented in this article can scenographic stainless steel structure. A highly
The parts in contact with the product are, in the certainly be described as “ecofriendly”: unlike decorative staircase with a striking aesthetic, for
standard version, made of EN 1.4404 (AISI classic models, they operate entirely electrically. which oak wood, satin finish stainless steel and
316L); alternatively, stainless steel EN 1.4539 They therefore do not use traditional hydraulic extraclear glass are chosen.
(type 904L), nickel alloy UNS N06022 power packs to open and close and this translates The staircase consists of an EN 1.4301 (AISI
(commercially known as Alloy C22) or internally into a series of “savings”: on kilos on board, 304) stainless steel loadbearing structure made
coated versions can be used. Parts not in contact installation and maintenance costs, plus an of square tubes measuring 80x80 mm and 5 mm
with the product are instead made of EN 1.4307 automatic reduction in fuel consumption. thick, concealed by an external cover made of 4
(AISI 304L). The structure of the ladder is composed of two mm thick sheets with a brushed finish, also in
Realization: Italvacuum Srl I10071 Borgaro tubulars in polished EN 1.4404 (AISI 316L) or EN 1.4301 stainless steel. The loadbearing
Torinese TO Via Stroppiana 3, phone: +39 011 painted EN 1.4301 (AISI 304) stainless steel and structure of the steps, externally covered with
4705311, marketing@italvacuum.com, a casing also in polished or painted stainless oak wood panelling, is also in the same stainless
www.italvacuum.com steel. The structure of the telescopic walkways is stee grade. Extraclear glass parapets complete
made from the same grades. The steps and the staircase.
PAGES 12/13 footboards, on the other hand, are made of teak Realization: Rizzi Scale Srl I36035 Marano
with nonslip inserts, carbon or UVstabilised Vicentino VI Via Maso 21, phone: +39 0445
AEMWE TECHNOLOGY AND PVC synthetic material. 621152, info@rizziscale.it, www.rizziscale.it
STAINLESS STEEL: A WINNING The ladder and gangway movement is managed
COMBINATION FOR SUSTAINABILITY by a radiowave remote control, with the option
(Tecnologia AEMWE e acciaio inox: una of movement also via smartphone.
combinazione vincente per la sostenibilità) Realization: Besenzoni SpA I24067 Sarnico CENTRO INOX
The article presents the components that BG Via Molere 2, phone: +39 035 910456, The Italian Stainless Steel
constitute the “heart” of hydrogen production info@besenzoni.it, www.besenzoni.it Development Association
plants. These devices use renewable energy to Via Rugabella, 1 I20122 Milano Italy
split water into its basic components, hydrogen PAGE 15 Telephone +39 02 86450559 +39 02 86450569
and oxygen, through the process of electrolysis. Fax +39 02 86983932
redazione.inossidabile@centroinox.it
AEMWE (Anion Exchange Membrane Water 2025 SUBSCRIPTION CAMPAIGN www.centroinox.it
Electrolysis) technology represents an important (Campagna abbonamenti 2025) The subscription to the quaterly INOSSIDABILE,
evolution from existing technologies, combining In the news, you can find out how our Italian outside Italy, is free of charge.
