Control

Montagi EAD has a valid certificate № 76 of C-type by the Control Authority of the Bulgarian Accreditation Service Executive Agency covering the following activities:

• non-destructive testing /NTD/ - ultrasound /US/, radiographic testing /RT/, magnetic particle testing /MT/, penetration test /PT/, visual /VT/, density control – of metal products, construction and welded joinings, sheet, pipe, profile and metal production, castings, forgings;
• control on the integrity of the insulation and coating –corrosion protection, underground metal constructions;
• control on electrochemical corrosion protection of the underground metal constructions /ECP/;
• control on electrical installation and equipment for voltage to and more than 1000 V;
• control on cable transmission lines and  electrical busbar systems up to 20 kV;
• control on transformers up to and over 1000 V;
• destructive control of steels, cast irons, all types of metal welded joints and materials;