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Environmental Reliability Testing

Real-world vehicle environments simulated to national and international standards, verifying reliability across the product life cycle.

  • GB/T 28046
  • ISO 16750
  • LV 124

Environmental Reliability

Environmental Reliability Test Items

From high/low-temperature storage to whole-vehicle vibration and shock, we simulate real-world usage per GB/T 28046, ISO 16750 and LV 124 to verify product reliability across its life cycle.

01

High/Low Temperature

Failures after high-temperature exposure, solder cracks under rough roads, water ingress and corrosion in humid conditions

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02

Thermal Cycling

Failures after high-temperature exposure, solder cracks under rough roads, water ingress and corrosion in humid conditions

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03

Constant Humidity

Failures after high-temperature exposure, solder cracks under rough roads, water ingress and corrosion in humid conditions

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04

Vibration

Failures after high-temperature exposure, solder cracks under rough roads, water ingress and corrosion in humid conditions

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05

Mechanical Shock

Failures after high-temperature exposure, solder cracks under rough roads, water ingress and corrosion in humid conditions

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06

Salt Spray

Failures after high-temperature exposure, solder cracks under rough roads, water ingress and corrosion in humid conditions

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07

IP Rating

Failures after high-temperature exposure, solder cracks under rough roads, water ingress and corrosion in humid conditions

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Test Conditions

Test items and typical conditions

The table below shows commonly used settings. Click a standard number for the full explanation.

Test item Typical condition / setting Unit Standard
High/low temperature storage -40 to +85 ℃, example levels ℃ GB/T 28046
Temperature cycling 30 / 100 / 500 cycles, typical levels cycles GB/T 28046
Random vibration 10–2000 Hz, profile by mounting location Hz ISO 16750
Salt mist corrosion 48 / 96 h neutral salt mist h GB/T 2423.17

Conditions and limits above are typical examples. Actual test levels, sample quantities and acceptance criteria follow the mutually confirmed test plan and the applicable standard revision. Source: the referenced standard clauses.

Environmental reliability verifies how a product behaves over the long term in real vehicle use. Vibration, shock, temperature, humidity and corrosion rarely act alone in a vehicle, so single-factor test results have to be assessed together.

Why failures always show up at the customer

Test conditions do not match the real service environment: temperature extremes, ramp rates and vibration levels are often taken from standard defaults, while actual vehicle conditions can be more severe.

How severity is decided

Mounting location is the first determinant: body, chassis and engine bay differ widely in vibration and temperature environment.

Post-test inspection is not optional

Running the test without inspecting afterwards is doing only half the job.

Service notes

Our laboratory holds both CMA and CNAS accreditation, covers about 10,000 m2 and runs more than 500 sets of equipment. All testing is carried out in our own laboratories — nothing is subcontracted. Plant visits and on-site witnessed testing are welcome.

Scheduling follows the actual project pipeline. You can state your preferred lead time when you submit samples; we will confirm a feasible plan against current capacity and keep you updated at each milestone.

Have a testing requirement? Send us your product details

Tell us the product model and test requirements. Our engineers will map out the test plan, the applicable standards and the item combination, and provide a quotation reference. The more specific the request, the sharper the answer.

  • Free scoping of the test plan and standards
  • Pre-scan testing during R&D to cut rework cost
  • On-site visits and witnessed testing supported
  • Scheduling per project, with progress updates at each milestone

Received — we will contact you shortly and follow up with a test plan and quotation.

By submitting you agree to be contacted by phone or email. Scheduling follows the project’s actual availability and is subject to mutual confirmation.

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