QUALITY ASSURANCE

Quality built through every stage.

Testing facilities provide the data. Defined processes, checks and counter-checks turn that data into dependable quality. From supplier approval and raw-material verification to stage-wise inspection, independent review and dispatch, every component moves through a controlled and traceable quality system.

03 — CERTIFICATIONS AND APPROVALS

Recognised systems. Verified credentials.

Our quality, environmental, safety, foundry and laboratory frameworks support disciplined manufacturing and consistent process control. Detailed certification documents are available to qualified customers on request.

ISO 9001

Quality Management System

ISO 14001

Environmental Management System

ISO 45001

Occupational Health and Safety Management System

NABL

Accredited Laboratory

CLASS A

Certified Foundry

Product Approvals

Applicable Customer & Governing-Body Approvals

03 — PLANNED QUALITY

Checked at every critical stage

Product-specific quality plans define the applicable specifications, acceptance criteria, inspection responsibilities and hold points before production begins. Internal reports record the required checks after casting, heat treatment and machining, with final verification completed before dispatch.

01

Planned Before Production

Approved drawings, materials, suppliers, Quality Assurance Plans and inspection requirements establish the controls for each product.

02

Verified During Production

Defined checkpoints confirm that material, process and dimensional requirements remain within the approved parameters.

03

Released With Evidence

The finished component is released only after its inspection status, test reports, documentation and traceability have been verified.

TESTING CAPABILITY

Test the property. Verify the result.

In-house laboratory and inspection facilities support chemical, physical, mechanical, metallurgical, dimensional and non-destructive verification. Testing is performed at the stage where each result is most relevant, with independent inspection incorporated where required.

Chemical Analysis

Spectrometer and chemical analysis verify material composition before pouring and support consistency across production heats.

Physical & Mechanical

Mechanical tests confirm whether the material has achieved the strength, hardness, toughness and load-bearing properties required.

Metallurgical

Metallurgical examination evaluates the internal structure and condition of the material after casting and heat treatment.

Non-Destructive

Non-destructive methods identify internal and surface discontinuities without compromising the usability of the component.

Dimensional Inspection

Controlled measurement verifies critical dimensions, machining tolerances, geometry and component interfaces against the drawing.

Third-Party & Audits

Customer-appointed and independent inspection agencies can witness manufacturing stages, review records and verify test results at defined hold and witness points.

Customer, certification, governing-body and external audits provide an additional level of assurance that documented controls are followed during regular operations.

COMPLETE TRACEABILITY

Every component carries its history

Each product is assigned a unique identity linked through the ERP system to the records created across its production and quality journey. If an issue arises, its history can be retrieved to identify the affected material, examine the process, establish the cause and implement corrective action.

Material Source

Approved supplier, raw-material lot, material certificates and incoming-inspection records.

Heat & Composition

Heat number, melt record and verified chemical composition connected to the material used.

Manufacturing History

Component followed through casting, heat treatment, machining and other production stages.

Inspection & Testing

Chemical, physical, metallurgical, dimensional, radiographic and other inspection reports linked to the product.

Final Inspection & Dispatch

The traceable record carried through final acceptance, documentation and dispatch.

Investigation & Containment

Affected product or batch identified, scope contained and process history investigated.

SUPPLIER ASSURANCE

Quality control begins before material arrives

The integrity of the finished component depends on the quality of every material and external input used to produce it. Suppliers are therefore qualified, monitored and connected to the same traceable quality system applied within our plants.

Vendor Qualification

Prospective suppliers are evaluated against defined technical, quality and production requirements before entering the approved supply chain.

Vendor Audits

Planned audits review supplier capability, process control, documentation and compliance with specified requirements.

Incoming Verification

Materials and externally sourced components are checked against applicable specifications before being released into production.

Supplier Monitoring

Quality performance, delivery history, deviations and corrective actions are reviewed to support consistency across the supply base.

Change Control

Changes to material source, composition, process or supplied components are reviewed before being introduced into regular production.

CONTINUOUS IMPROVEMENT

Every finding must strengthen the next product

Where a deviation or failure is identified, the objective is not simply to correct the individual component. Traceable records, test results and process data are examined to understand what happened, contain the affected scope and prevent recurrence — because the components we produce serve applications where reliability can directly affect human safety.

Root-Cause Investigation

Material, method, equipment, measurement and process factors are evaluated against the recorded production history.

Corrective Action

Immediate actions address the identified deviation and control any other product that may have been affected.

Preventive Action

Quality plans, inspection stages, supplier controls and production parameters are strengthened to reduce recurrence.

Effectiveness Review

Corrective and preventive actions are monitored to confirm that they have produced the intended improvement.

Lessons Carried Forward

Findings are incorporated into drawings, specifications, QAPs, inspection plans and production practices.

INSPECTION, APPROVAL AND AUDIT BODIES

Quality open to independent scrutiny

Our products, processes, test records and manufacturing facilities are routinely presented for review by customer-nominated, governing and independent inspection bodies. Depending on project requirements, oversight may include material verification, stage-wise inspection, witnessing of tests, final-product acceptance and independent plant audits.

RDSO

RITES

Bureau Veritas

Intertek

TÜV

INSPECTION AND APPROVAL ARRANGED IN ACCORDANCE WITH CUSTOMER AND PROJECT REQUIREMENTS.

Let’s Build What Comes Next

Whether you need an established product or a customised casting, Cal Group can support the journey from design and process development to manufacturing, testing and dispatch.
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