Cyclic Corrosion Testing: The Ultimate Way to Ensure Your Products Last

What is cyclic corrosion testing? Cyclic corrosion testing, also known as CCT, is a testing method that is designed to simulate real-world environmental conditions. It is an accelerated testing method that cycles between dry and wet, acidic and alkaline environments, high and low temperatures, and salt spray conditions. The test is performed in a cyclic corrosion test chamber that is specifically designed to produce the environmental conditions required for CCT.

Cyclic corrosion testing plays a crucial role in assessing the durability and longevity of various products across different environmental conditions. By subjecting products to a range of corrosive environments, manufacturers can more accurately evaluate their resistance to corrosion-related defects. These defects, including corrosion cracking, blistering, flaking, and other signs of corrosion, can significantly impact the performance and lifespan of products.

The insights gained through cyclic corrosion testing allow manufacturers to make informed decisions regarding material selection, design modifications, and protective coatings. This not only enhances the overall quality and reliability of their products but also ensures customer satisfaction by minimizing the risk of premature product failure due to corrosion. Moreover, conducting thorough cyclic corrosion testing enables manufacturers to comply with industry standards, regulations, and certifications, reinforcing their commitment to delivering superior products to the market.

cyclic corrosion testing
Equipment Model NSS-ACSS-270L NSS-ACSS-800L NSS-ACSS-2700L
Internal Dimensions (mm) 900*500*600 1600*500*1000 2000*600*1200
Overall Dimensions (mm) 1400*1280*900 2300*1400*1300 2700*1500*1500
Interior Volume (L) 270 Liters 800 Liters 1450 Liters
Temperature Range Ambient +60 ℃ RT10℃ ~ +60℃ RT10℃ ~ +58℃
Temperature Fluctuation ± 0.5 ℃ ± 0.5 ℃ ± 1.0 ℃
Temperature Deviation ± 2.0 ℃ ± 2.0 ℃ ± 2.0 ℃
Spraying System Atomizer Tower, Spray Nozzles Atomizer Tower, Spray Nozzles Atomizer Tower, Spray Nozzles
Humidity Range 95% ~ 98% RH 95% ~ 98% RH 90% ~ 98% RH
Salt Fog Deposition 1~2ml / 80cm2 · h 1~2ml / 80cm2 · h 1~2ml / 80cm2 · h
Salt Spray Type Continuous / Periodic Continuous / Periodic Continuous / Periodic
Heating Element Nichrome Heater Nichrome Heater Nichrome Heater
Salt Fog Collected Fog Collector and  Fog Measure Cylinder Fog Collector and 
Air Preheating Saturated Air Barrel (25 Liter) Saturated Air Barrel (40 Liter) Saturated Air Barrel (40 Liter)
Controller System PID Controller + LED PID Controller + LED PID Controller + LED
Temperature Sensor PT100Ω / MV A-class PT100Ω / MV A-class PT100Ω / MV A-class
Material Type Glass Fiber Reinforced Plastics Glass Fiber Reinforced Plastics Glass Fiber Reinforced Plastics
Standard Configuration 6 Round Bbars and  5 V-shaped Grooves 6 Round Bbars and 
Power Supply 220V 50Hz, 1 Phase 220V 50Hz, 1 Phase 220V 50Hz, 1 Phase
Maximum Noise 60 dBA 60 dBA 65 dBA
Environmental Terms +5℃~+35 ℃ ≤85% RH +5℃~+35 ℃ ≤85% RH +5℃~+35 ℃ ≤85% RH
Testing Standard ASTM B117, ISO9227 ASTMB117, ISO9227 ASTMB117, ISO9227

In today’s world, Where quality and durability are key components of a successful product, conducting comprehensive testing before releasing products to the market is absolutely essential. Cyclic corrosion testing is one such testing method that has gained popularity over the years due to its ability to simulate real-world environmental conditions. Cyclic corrosion testing enables manufacturers to determine the durability of their products under different environmental conditions. It allows for the identification of corrosion-related defects, such as corrosion cracking, blistering, flaking, or other signs of corrosion that may impact the longevity of products.

Cyclic corrosion testing is an essential testing method for manufacturers looking to ensure product quality, durability, and longevity. By simulating real-world environmental conditions, manufacturers can identify any potential defects related to corrosion and take necessary measures to rectify them. With its comprehensive testing procedure and international standards, cyclic corrosion testing has become a well-established industry testing method to ensure product performance and reduce warranty claims.

salt spray cabinet

The test samples are selected based on the product’s shape, size, and intended use. The preparation of test samples involves coating the samples with the required coatings and ensuring that the coatings are applied uniformly. Once the test samples are prepared, they are subjected to cyclic environmental conditions for a predetermined period.

During the test period, The samples are repeatedly cycled between different environmental conditions, such as hot/wet and cold/dry. This is done to simulate the different environmental stresses that the product may encounter during its lifetime. The test chamber is designed to provide optimal conditions for simulating these environmental stresses.

The periodic inspection of the samples involves examining the samples for any signs of corrosion damage, such as blistering, flaking, cracking, or any other damage that may impact the product’s performance. The assessment of results is done based on the criteria defined by the test standard, which involves comparing the performance of the coated samples with that of the uncoated samples.

The test simulates real-world environmental conditions, allowing manufacturers to identify and mitigate potential corrosion-related defects that might impact their product’s performance. 1. Simulation of Real-World Conditions: Benefits of Cyclic Corrosion Testing
The test helps determine the durability of coatings under different environmental conditions, ensuring that the products meet the industry’s minimum corrosion requirements. 2. Determines the Durability of Coatings:
By using cyclic corrosion testing, manufacturers can ensure product quality and durability, which can improve customer satisfaction and reduce warranty claims. 3. Ensures Product Quality:
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