Our member companies possess all necessary certificates in order to guarantee stable production and quality parts for their customers.

We guarantee the quality of our production by:

Spectral Analysis

Mechanical properties:
- Tension testing
- Brinnel hardness testing
- Brinnel-Vickers hardness testing

Non-destructive tests:
- X-ray testing
- Ultra-sonic testing
- Liquid Penetrant Inspection

Metallographic analysis:
- micro and macro-structural control

Chemical analysis

Moulding mixtures analysis

Casting Simulation Software - MAGMA


ALUCOM is certified according to:
ISO 9001:2008 since 2002
ISO 14001:2004 since 2008
ISO/TS 16949:2009 since 2004

CENTROMET is certified according to:
ISO 9001:2008 since 2001
ISO 14001:2015 since 2010
BS OHSAS 18001:2007 since 2010

TÜV certificate - QM system according to EN 764-5, article 4.2 and AD 2000-Markblatt W0

Lloyd's certificates for:
- Producer of Spheroidal-graphite and Grey cast iron
- Producer of Carbon, Stainless and Austenite steels

OSSAM is certified according to:
ISO 9001:2015 since 2001
ISO 14001:2015 since 2008
HPQ certificates (DB) for Base plates of grey and ductile cast iron
Q1 Quality Certificate (DB)
TUV certificate for Manufacturer of materials according to Directive 97/23/EC