CERTIFICATES
Committed to Excellence and Compliance with European Standards
At Sigma, we pride ourselves on designing and manufacturing asphalt plants that adhere to the highest European standards. Our commitment to quality, safety, and reliability is reflected in our certifications, ensuring that our customers receive top-of-the-line products that meet their needs and exceed their expectations. The standards listed below are just some of the many that Sigma complies with, highlighting our dedication to excellence in the asphalt plant industry.
ISO 9001:2015 – Quality Management System: This globally recognized standard demonstrates our commitment to providing consistent, high-quality products and services that meet customer and regulatory requirements. By complying with ISO 9001:2015, we continually strive to improve our processes, ensuring customer satisfaction and the long-term success of our company.
ISO 3834-2 – Quality Requirements for Fusion Welding of Metallic Materials: As a comprehensive quality management system for the fusion welding of metallic materials, ISO 3834-2 showcases our dedication to superior welding processes and techniques. This certification ensures that our asphalt plants are constructed with the utmost precision, resulting in durable, high-performance products that stand the test of time.
EN 536 – Road Construction Machines – Asphalt Mixing Plants: Compliance with this standard demonstrates that our asphalt mixing plants meet the stringent requirements for road construction machines. Adhering to EN 536 ensures that our plants are designed for optimal performance, safety, and efficiency, allowing customers to confidently utilize Sigma products for their road construction projects.
EN 746-2 – Industrial Thermoprocessing Equipment – Part 2: Safety Requirements for Combustion and Fuel Handling Systems: This standard outlines the safety requirements for combustion and fuel handling systems. By complying with EN 746-2, Sigma asphalt plants operate with safe and efficient fuel handling systems, reducing the risk of accidents and enhancing the plant’s overall safety and reliability.
EN 1090-1 and EN 1090-2 Execution Class 3 – Execution of Steel Structures and Aluminum Structures: Our certifications for EN 1090-1, which covers the requirements for conformity assessment of structural components, and EN 1090-2 Execution Class 3, which deals with the execution of steel and aluminum structures, highlight our commitment to constructing structures of the highest quality. Execution Class 3 is designed for structures with high stress levels and stringent safety requirements, reflecting the exceptional durability and safety of Sigma asphalt plants.
Sigma’s adherence to the above listed and many other standards is a testament to our unwavering dedication to quality, safety, and performance in the asphalt plant industry. By choosing Sigma, customers can trust that they are investing in state-of-the-art products designed and manufactured to meet the highest standards of excellence.