Overview
CEN ISO/ASTM/TS 52930:2021 - "Additive Manufacturing - Qualification principles - Installation, operation and performance (IQ/OQ/PQ) of PBF‑LB equipment" - is a machine‑centric technical specification for qualification of powder bed fusion by laser beam (PBF‑LB) systems. It provides recommended practices for installation qualification (IQ), operational qualification (OQ) and performance qualification (PQ) of PBF‑LB equipment that directly influence material consolidation during additive manufacturing of metal parts.
The document assumes organizations already have a comprehensive quality system. It focuses on machine‑related qualification and excludes feedstock qualification and post‑processing beyond powder removal. Process mapping, risk assessment and validation planning are identified as necessary prerequisites but are outside the standard’s scope.
Key Topics and Requirements
- IQ, OQ, PQ definitions and purpose - Establishing objective evidence that equipment is installed per supplier specification (IQ), that process control limits and action levels produce acceptable product (OQ), and that the process consistently meets predetermined requirements under anticipated conditions (PQ).
- Machine‑centric scope - Qualification items directly tied to the AM system and its effect on consolidation; facility, personnel and material issues are included only as needed to support machine qualification.
- System acceptance tests - Factory Acceptance Test (FAT) and Site Acceptance Test (SAT) as agreed procedures between supplier and purchaser.
- Verification and calibration - Emphasis on objective evidence, verification activities and calibration against standards to demonstrate equipment performance.
- Process capability and SPC - Annex A addresses process capability evaluation and statistical process control (SPC) for assessing ongoing performance.
- Revalidation and deterioration - Guidance on when to revalidate equipment and how to manage potential product deterioration or build interruptions.
- Terminology alignment - Uses ISO/ASTM 52900 vocabulary; normative reference to ISO/ASTM 52900 is included.
Applications
Who uses this standard:
- AM manufacturers and service providers producing serial metal parts via PBF‑LB.
- Quality, validation and process engineers responsible for machine qualification and control plans.
- Original equipment manufacturers (OEMs) and purchasers negotiating FAT/SAT and acceptance criteria.
- Regulated industries (aerospace, medical, automotive) that require documented IQ/OQ/PQ evidence for production readiness and audits.
Practical uses:
- Creating machine qualification protocols and checklists (IQ/OQ/PQ).
- Defining acceptance criteria for FAT and SAT.
- Integrating SPC for routine monitoring of PBF‑LB equipment performance.
- Supporting conformity evidence during supplier audits or regulatory inspections.
Related Standards
- ISO/ASTM 52900 - Additive manufacturing - General principles - Fundamentals and vocabulary (normative reference for terminology used in TS 52930).