Metal Technology Group
quality assurance
alucom ad – pleven
Measurement and qualification methods
Incoming inspection – of raw materials, materials, purchased products:
– Spectral analysis of Al-melt for compliance with EN 1706. Device type – SPECTROMAXx
– Visual inspection – organoleptic, based on external quality features, according to customer specifications
– Measurement control – based on the design documentation of the delivered product with standard measuring means. ISO 2768

Non-destructive control
– X-Ray examination of Al-castings, based on EN 12681 and EN 13068-3 with acceptance criteria according to ASTM 155/E2422. X-Ray System x-cube 160/225 kV. Qualification of the staff according to BDS ISO 9712 – level RT2.
 
– Leak test – Helium leak test with maximum fluid pressure 6-7 atm. Basic standards BDS EN 1593, BDS EN 1779 table. A2, A1 technology. Product standards BDS EN 13625: 2001; BDS EN 13185: 2001; BDS EN 13184: 2001. Qualification of the staff according to BDS ISO 9712 – level LT2

– Penetration test – test for density of casting with penetrating liquids. Basic standards BDS EN 1593; BDS EN 1779. Product standard EN 571-1

– Leak test – bubble test method for inspection of castings density. Basic standards BDS EN 1593; BDS EN 1779. Product standards EN 1593. Personnel qualification according to BDS ISO 9712 – level LT2  
Measuring machines
Measurement control
– Determination of strength characteristics of Al-alloy castings for compliance with EN1706 and customer specifications. Test method according to BDS 1086: 1989. Machine type SD-40.
– Measuring machine Faro Gage+
– Measuring machine Hexagon Global Advantage 12.15.10 with software PC-DMIS CAD++2018R.
Environment, health and safety policy
Alucom’s policy for EHS (environment, health and safety) 

Quality certificates
ISO 9001:2015 

ISO 14001:2015

IATF 16949:2016

BDS ISO 50001:2011

centromet ad, vratsa
Measurement and qualification methods
Express analysis of the chemical composition of the melt
Measurement of physico-mechanical parameters (destructive and non-destructive testing)
Control of welds
Gamma Defectoscopy
Fluorescent control

Measuring machines
Spectrometer
Machine for tensile strength, elongation and yield strength test at normal and high temperature; durability test
Hardness testers
Roughness gauges
USC
3D measuring arm
Microscope macro and micro structure
Environment, health and safety policy
Centromet’s policy for quality, environment, health and safety working conditions

Certificates

ISO 9001:2015

ISO 14001:2015

ISO 45001:2018

BDS EN ISO 50001:2011

TÜV certificate for Manufacturer of Materials acc. to Directive 2014/68/EU

Lloyd’s certificates for Producer of spheroidal-Graphite and Grey Cast Iron

Lloyd’s certificates for Producer of Carbon, Stainless and Austenite Steels

ossam ad, lovech
Measurement and qualification methods
Incoming control of raw materials, materials and delivered components:
– Spectral analysis
– Visual inspection
– Measuring control

Control during the production process and final control:
– Determination of the strength parameters of moulding and sand core moulding mixtures and raw castings
– Analysis of the chemical composition of the liquid metal
– Metallographic analysis of castings
– Application of the visual inspection method for defects of the castings
– Measurement of parts by the 3D measuring machine (CMM) – precision at measuring the parameters
– Measurement of parts by 3D scanning arm – accurate, high speed scanning, fast and precise measurement
– Automatic contactless measurement of castings
– Application of penetration method of control – testing of the solidity of the castings using penetrating liquids
– Application of hydro test – testing of the castings by the bubbles method
– Application of ultrasonic method of control
– Measurement of the thickness of the coatings of zinc and paint on the parts
Measuring machines
– 3D measuring machine DEA GLOBAL HEXAGON, Software PS-DMIS.
– 3D scanning arm ROMER ABSOLUTE ARM
– Charpy Impact Test for determination of the impact strength
– Hardness tester by the Brinell method
– Spectrometer THERMO ARL-3460
– Height meter TESA
– Specialised setup for contactless measurement

Environment, health and safety policy
Ossam’s policy for Quality and EHS

Certificates
ISO 9001:2015

ISO 14001:2015

HPQ certificates (DB)

Q1 Quality Certificate (DB)

TÜV certificate for Manufacturer of materials according to Directive 2014/68/EU

BDS ISO 50001:2011