Failure AnalysisREF_003

Find the Real Root Cause — Not the Symptom

Structured investigations across materials, loads, and environment — delivering actionable findings that prevent repeat failures and protect uptime.

Metallurgical failure analysis and root cause investigation
Overview

Investigations grounded in evidence, not assumptions

When a line stops or a field return escalates, you need answers fast — and defensible. Pinnakl applies systematic failure analysis methods to isolate contributing factors and recommend corrective actions that stick.

We support quality teams, reliability engineers, and legal stakeholders with clear reporting, photography, and test documentation suitable for customer review and internal CAPA.

Multi-discipline team

Materials, mechanical, and manufacturing specialists collaborate on every investigation.

Lab & field capability

On-site inspection plus coordination with metallurgical and NDT partner labs.

Corrective action focus

Findings linked to design, process, or maintenance changes — not just failure classification.

Capabilities

Investigation services

Structured analysis across materials, components, and operating context.

  • Root cause investigation

    Ishikawa, 5-Why, and fault tree methods applied with cross-functional evidence.

  • Material & component analysis

    Fractography, hardness, microstructure, and chemical analysis coordination.

  • Reliability improvement

    FMEA updates, inspection intervals, and design change recommendations.

  • Downtime reduction

    Priority response for production-critical failures with executive summaries.

Industries

Where we deliver impact

Energy & Oil & Gas
Industrial Equipment
Transportation
Manufacturing
Outcomes

Outcomes that matter on the floor

RCA

Defensible root cause

Documented chain of evidence for quality records and customer communication.

Higher MTBF

Design and maintenance changes targeted at actual failure modes.

Repeat incidents

CAPA tracking through verification and effectiveness checks.

Process

Investigation protocol

01

Preserve & document

Secure parts, capture as-found condition, and log operating context.

02

Examine & test

Non-destructive and destructive tests per agreed protocol.

03

Analyze & conclude

Synthesize findings into root cause and contributing factors.

04

Correct & verify

Recommend actions and support implementation verification.

Technologies

Methods & standards

Analysis

SEM / EDS coordinationMetallographyHardness & tensileNDT (UT, MT, PT)

Standards

ASTM E8 / E384ASME Section IX contextISO 9001 CAPA alignment

Reporting

8D supportFRACAS inputExecutive briefings
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