Management system certificates

Since 1996 all the processes of Melzo site have been certified according to the quality standards of the ISO 9001 norm. Griffon & Romano site of Cavriago (RE) has been subjected to the certification visit on 17 February 2022.  Since then, it is also certified according to the ISO 9001: 2015 standard.

All our products are supplied with their steel mill certificates. If required, we can also supply certificates of origin for customs duties in case of export.

We can carry out tests on materials using accredited laboratories or, if required by the contract, using the service of the main product certification bodies such as:

• TÜV,


• DNV,



according to the main regulations in force such as PED, ASME, AD 2000 W0, EURONORMS.

Consult the Quality Policy