Document and Revision Control
Released drawings, specifications and work instructions are controlled by revision so production and inspection teams work from the approved engineering definition rather than an obsolete file.
Choose the manufacturing route based on geometry, material, quantity and validation requirements.
Precision metal and engineering plastic parts from prototype through repeat production.
Tooling development, molded parts and production support for repeat plastic manufacturing.
Functional prototypes, complex geometry and low-volume parts without conventional tooling.
Explore 3D PrintingStart with geometry, material, quantity and critical requirements before selecting the route.
Request Engineering ReviewReview manufacturability, tolerances, inspection strategy and production readiness.
Design, materials and manufacturing resources for better process decisions before production.
Real manufacturing, tooling and validation decisions applied under project conditions.
Manufacturing support aligned with functional, quality and validation requirements.
Manufacturing facilities, quality systems and engineering support behind SPI.
Send your CAD, drawing, material and quantity for an initial manufacturing review.
Request Engineering ReviewSPI operates under an ISO 9001:2015 certified quality management system supporting controlled manufacturing, document and revision control, supplier oversight, calibrated inspection and traceable quality records. The system keeps released requirements, production controls and inspection evidence aligned throughout precision manufacturing projects.
Released drawings, specifications and production instructions are managed through defined document-control practices.
Inspection, material and manufacturing records are retained according to the agreed project and quality scope.
Nonconformance, corrective action and internal review feed back into the quality-management system.
At SPI, ISO 9001 is applied as a management framework for controlling requirements, production records, suppliers, inspection resources and corrective action. The purpose is not to add paperwork to a project, but to make sure the approved drawing, process instruction, inspection basis and released records remain aligned as the project moves through manufacturing.
Released drawings, specifications and work instructions are controlled by revision so production and inspection teams work from the approved engineering definition rather than an obsolete file.
Process requirements, inspection points and acceptance criteria are communicated through controlled production and quality records, helping maintain consistency from prototype builds through repeat orders.
Material, external processing, calibrated measurement resources and relevant supplier evidence are managed within the QMS so incoming and final acceptance can be supported by traceable records.
When a requirement is not met, the quality system provides a controlled path for identification, disposition, corrective action and review rather than allowing undocumented changes to enter production.
ISO 9001 supports manufacturing only when approved requirements remain connected to the records created during production. At SPI, drawing revisions, released instructions, manufacturing records and inspection evidence are controlled as linked information rather than separate files. This helps prevent obsolete requirements, undocumented changes or disconnected inspection results from entering the production release process.
The approved drawing, specification and revision establish the current engineering definition used for manufacturing and inspection.
Relevant process requirements, work instructions and inspection points are issued from the released project definition.
Manufacturing records document the applicable material, process, operation or project information required by the agreed quality scope.
Inspection results are linked to the defined drawing, datum, measurement condition and acceptance requirement where applicable.
Required evidence is reviewed before release and retained according to the project, customer and quality-system requirements.
Document control does not mean every project receives the same report package. The required evidence depends on the drawing, purchase order, customer requirement and agreed inspection scope. CMM reports, FAI, ballooned drawings, material certificates or other records are defined when the project requires them.
ISO 9001 extends beyond internal production records. At SPI, relevant suppliers, purchased materials, external processing and measurement resources are brought into the quality-management system so the information used for manufacturing and acceptance can be identified, reviewed and linked to the applicable project requirements.
Relevant suppliers and outsourced operations are managed against defined purchasing, technical and quality requirements so external inputs remain connected to the released project scope.
Material grade, specification and supporting records are reviewed when required by the drawing, purchase order or agreed quality plan. The required documentation varies by project.
Measurement equipment and inspection methods are managed so the verification approach is suitable for the requirement and the relevant measuring resources remain under calibration control.
The same quality-management framework is applied differently depending on the manufacturing route. For CNC and injection molding projects, ISO 9001 provides the controlled structure for released requirements, production records, inspection evidence and approved changes, while process-specific engineering controls remain defined by the individual project.
For machined parts, the QMS helps keep the released drawing, material requirement, machining revision and inspection basis connected as the job moves from setup through final acceptance.
For molded parts, controlled information must extend beyond the part drawing to relevant mold, material and released production records so approved requirements remain identifiable through project changes and repeat production.
ISO 9001 controls the management framework, not the technical capability limit of an individual process. Geometry, tolerance, tooling, material and process-specific feasibility remain engineering decisions for each project.
An ISO 9001 certificate confirms that the defined quality-management system has been audited against the applicable standard and certification scope. For manufacturing buyers, the practical value is the controlled evidence created within that system—documents, inspection records, material information and approved quality records linked to the project.
The certificate should be read together with its identified organization, manufacturing site, applicable standard, certified activities and validity information rather than treated as a blanket product approval.
Depending on project requirements, supporting evidence may include dimensional inspection results, CMM reports, FAI records, ballooned drawings, material certificates or other agreed quality documentation.
Controlled revisions, inspection records, calibration status, nonconformance handling and related records provide an auditable link between the released requirement and the manufacturing quality process.
ISO 9001 transition: ISO 9001:2026 was published in September 2026. SPI is currently certified to ISO 9001:2015 and will manage the transition to the revised edition within the applicable certification-body transition period.
ISO 9001 and IATF 16949 serve different scopes. ISO 9001 provides the company-wide quality-management framework used across applicable manufacturing activities. Automotive programs may require additional automotive-specific controls, documentation and customer requirements under the relevant IATF 16949 quality-system scope.
If your project requires controlled revisions, defined inspection evidence, material records or customer-specific quality documentation, share those requirements before production release. SPI can review the manufacturing scope together with the required quality evidence so the quotation, inspection plan and released records are aligned from the start.