Accreditation & Quality Standards
At LECO, quality is not a static goal—it is the foundation of every instrument we engineer and every sample we analyze. Our commitment to excellence is backed by rigorous international standards, ensuring that our customers receive the most accurate results and the most reliable hardware in the industry.
ISO 9001
Quality Management Systems
LECO Corporation maintains a Quality Management System (QMS) certified to ISO 9001 standards. This certification reflects our dedication to consistent product quality, continuous improvement, and customer satisfaction across our global manufacturing and business operations.
ISO/IEC 17025
Testing and Calibration
Our analytical laboratories are accredited to ISO/IEC 17025. This technical competency ensures that our calibration methods and testing results are held to the highest global standards of precision, providing you with total confidence in your data.
ISO 17034
Reference Material Production
Our reference material production program is accredited to ISO 17034. This accreditation demonstrates our competence in producing certified reference materials with documented traceability, homogeneity, and stability. By delivering these trusted standards, we give laboratories total confidence in their method validation, instrument calibration, and quality control.
Why It Matters for Your Lab
When you partner with an ISO-accredited organization, you are ensuring:
Regulatory Confidence
LECO’s accredited laboratories, services, and reference materials are designed to support regulatory compliance, audit readiness, and consistent analytical performance. Our accreditations reflect internationally recognized quality frameworks—giving you traceable results, defensible data, and confidence that your laboratory workflows meet global standards.
Optical Calibration
& Measurement Services
LECO provides accredited optical calibration and service support to ensure your hardness testing and imaging systems deliver accurate, defensible results—helping you stay compliant, reduce downtime, and meet audit requirements with confidence.
Our optical service specialists offer both field and in‑house calibration, preventive maintenance, and repair for LECO hardness testers, microscopes, and metallographic systems. Services are performed by qualified technicians who also support customers with proper instrument setup and interpretation of applicable testing standards.
Optical calibrations are performed in accordance with ISO/IEC 17025 and applicable ASTM standards. LECO’s optical service department is accredited by the American Association for Laboratory Accreditation (A2LA) under Certificate No. 1845.01.
Chemical Testing Services
LECO’s accredited chemical testing services help you verify material composition, validate analytical performance, and meet regulatory and audit requirements with confidence.
Our Technical Services Laboratory provides analytical testing support across a wide range of materials and industries. Performed by experienced specialists, these services support method validation, quality control, and instrument performance verification using established analytical techniques.
Chemical testing services are performed in accordance with ISO/IEC 17025:2017 and applicable ASTM standards. LECO’s Technical Services Laboratory is accredited by the American Association for Laboratory Accreditation (A2LA) under Certificate No. 3285.01.
Do You Need Specific Documentation?
At LECO, quality is not a static goal—it is the foundation of every instrument we engineer and every sample we analyze. Our commitment to excellence is backed by rigorous international standards, ensuring that our customers receive the most accurate results and the most reliable hardware in the industry.
| LECO Subsidiary | Certificate |
|---|---|
| LECO Italy S.R.L. | Certificato di Registrazione: 0051.2022 ISO 9001:2015 [pdf] |
| LECO Corporation | ISO 17304:2016 Reference Materials [pdf] |
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