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Certifications
Quality excellence at the heart of our commitments
An Integrated Approach at the Core of Our Industrial Organization
Since 1946, LE LORRAIN has been developing recognized quality certifications by designing and manufacturing in France gas regulation and oxy-fuel welding equipment for professionals, industries, and craftsmen.
These certifications are built on a rigorous organization that integrates quality management, regulatory compliance, and corporate social responsibility.
This approach ensures reliable, durable, and safe equipment, regardless of the operating environment.
Our certifications and labels reflect our commitment to industrial performance and technical excellence.

Quality Management System
Our organisation is based on a structured quality management system certified ISO 9001. This ensures full control of our processes, traceability of our welding and gas regulation equipment, and continuous improvement of our performance.

Labels & Certifications
Our certifications are complemented by official labels that highlight our French industrial expertise and the recognition of our technical skills by independent organizations.
📄EPV Label Certificate
Living Heritage Company
📄QUALIOPI Certification
Training organization

Responsible Commitment
Our CSR (Corporate Social Responsibility) approach is fully integrated into LE LORRAIN’s quality certifications, combining industrial performance, local anchoring, and environmental responsibility within a sustainable vision.
Reliability Recognized by All Our Clients
LE LORRAIN certifications are a guarantee of trust for professionals using our equipment across multiple sectors: heavy industry, precision trades, construction, energy, nuclear, shipbuilding, aerospace, and water treatment.
They ensure consistent standards of design, control, and manufacturing across all applications.