Failure Analysis and Compliance Testing Services
When a component fails in the field or during qualification testing, the first question is simple. What caused it?
Failure analysis answers with evidence, not assumptions. It connects what appears on the part to the conditions it experienced and the decisions made during design, material selection, manufacturing, and service.
Reliable Analysis provides failure analysis services where reliability, safety, and traceability matter. The lab identifies root cause, documents contributing factors, and recommends corrective actions that reduce repeat failures. Engineering teams use the findings to support design updates, supplier discussions, warranty decisions, and quality or regulatory documentation.
Most failures do not come from one obvious mistake. Small risks stack up until the part reaches a limit. Failure analysis breaks that cycle by showing how damage started, how it progressed, and why the part could not tolerate real service conditions.
Importance Of Failure Analysis
Failure analysis protects product reliability because it replaces debate with defensible data. It helps engineering groups reach alignment when multiple stakeholders need to agree on cause, responsibility, and next steps. It also reduces repeat issues by separating symptoms from mechanisms, then tying mechanisms back to controllable variables.
It also supports business decisions that depend on technical confidence. Root cause analysis can justify a design change, a process correction, or a supplier corrective action request. It can also support formal records for audits, customer reporting, and risk management when a failure affects safety, uptime, or compliance.
Scope Of Failure Analysis
Reliable Analysis begins by capturing service and manufacturing context, then documents the part through visual inspection and photos to identify likely initiation sites and preserve key evidence.
Non destructive checks may follow to guide where to section without damaging critical features. The lab then performs targeted destructive work such as sectioning, metallography, hardness profiling, and fracture surface evaluation, with chemistry or coating checks when relevant.
Findings are tied to a clear root cause and corrective actions, with documentation that supports engineering review, supplier discussions, and formal records.
Common Failure Mechanisms Investigated
Failure analysis looks at where damage started and how it progressed. Common mechanisms include fatigue, overload, brittle fracture, stress corrosion cracking, hydrogen damage, wear and fretting, erosion, creep, and thermal damage.
Many investigations also involve manufacturing factors that reduce local strength or introduce defects. Porosity, lack of fusion, improper heat treatment, machining damage, surface condition changes, and coating defects can become critical when service loads and environments combine.
In many cases, multiple contributors interact, such as vibration plus corrosion accelerating a defect, or residual stress plus a harsh environment driving early weld failure.
Materials Commonly Evaluated During Failure Analysis
Failure analysis can cover many material systems, with most investigations centered on metals and metallic assemblies. Common evaluations include aluminum alloys, cast iron, steels, nickel and cobalt alloys, magnesium and titanium alloys, powder metal parts, and welded joints.
When parts include platings, coatings, or surface treatments, those layers get evaluated as part of the overall system because surface condition often drives wear, corrosion, and crack initiation.
Failures involving polymers, composites, adhesives, or multi material assemblies can also be investigated using methods that preserve evidence and target the most likely mechanism before confirmatory testing.
Common Industries That Rely On Failure Analysis
Aerospace and Aviation
Aerospace programs rely on failure analysis to confirm fatigue drivers, thermal damage, and environment effects that can affect airworthiness decisions and qualification evidence.
Automotive and Transportation
Automotive engineering teams use failure analysis to resolve warranty and field return issues, validate supplier corrective actions, and improve durability under vibration, thermal cycling, and corrosion exposure.
Industrial Equipment and Energy
Industrial and energy applications often fail under combined loads, wear, and corrosion. Failure analysis supports reliability improvements when downtime carries high cost.
Medical and Life Science Equipment
Medical device and lab equipment groups use failure analysis to support risk management, traceability, and corrective actions tied to documented evidence.
Electronic Products
Electronics and electromechanical assemblies often require failure analysis to separate material and assembly drivers from environmental drivers, especially when intermittent failures affect production yield or field performance.
Testing That Often Supports Failure Analysis
Failure analysis often identifies an environmental driver that needs validation testing. When a failure points to temperature, moisture, vibration, corrosion, or enclosure sealing, engineering teams can use targeted reliability testing to confirm corrective actions before release.
What Engineers Receive From A Failure Analysis Investigation
The technical report explains what failed, how it failed, and why it failed, supported by annotated photos and test results. It also outlines corrective actions engineers can apply to design details, manufacturing controls, supplier requirements, and validation testing.
Follow up discussions may be included to keep engineering teams and suppliers aligned with the evidence. This helps move from diagnosis to prevention when corrective action requires updates to drawings, inspection steps, process parameters, or incoming quality controls.
Expert Laboratory Failure Analysis Support
A structured failure analysis approach ties laboratory findings to clear root cause conclusions and corrective actions that hold up in production. Clear communication and thorough documentation matter when engineering decisions depend on technical confidence.
Request a quote to start failure analysis and confirm corrective actions with related environmental testing such as thermal shock, corrosion, or ingress protection validation.
Additional Capabilities
Applus+ Reliable provides testing to hundreds of test types. For more information on our Failure Analysis support, visit the following links:
