Quality and Certifications


We guarantee our customers the best welding and sealing quality of the products we make.

Steel Line meets the highest standards of quality and safety, following strict and consolidated manufacturing practices and providing reliable and continuous maintenance services on the products. Our quality management system complies with ISO 9001:2005 certification. Checks and reviews are carried out annually to ensure the constant maintenance of the required standards.

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Quality and Welding Certifications:

Production Certification according to ISO 9001:2015 standard awarded by Bureau Veritas. Scope: Design and Transformation of Metal Carpentry and Pressure Vessels

ISO 3834-2 Bureau Veritas certification

Certification EN 1090-1:2009 + A1:2011 execution classes 1, 2, 3 Bureau Veritas

EN 15085-2 CL.2 Certification: Construction and repair of welded carbon steel railway vehicles

Welding Processes: 111, 121, 135, 136, 138, 141

Qualified Welding Processes, compliant with EN 15614-1, ASME IX and AWS D1.1 M:2010 standards

Welders certified in accordance with EN ISO 9606-1, ASME QW-484° and AW standards

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