The salt spray test is an accelerated corrosion test used to compare the corrosion resistance of a material subjected to high-temperature salt spray or salt fog. The purpose of this corrosion test is to give corrosion resistance statistics on metals and coated metals. Let’s find out more about the use of the these test chamber. Read on to know more.
After the Test
After this test, a visual examination can be used to evaluate the suitability of coatings, paints, and metals to withstand corrosion or exposure to marine conditions. Samples are put in a closed salt spray testing cabinet or chamber designed to ASTM B117 standards and exposed to an uninterrupted indirect fog or spray of a saltwater solution during the spray test.
A salt spray test chamber is a test chamber that evaluates a material’s and its protective layer’s capacity to survive spray corrosion. It is particularly quick, well-standardized, and generally repeatable.
International standards, such as ASTM B 117, are met using salt spray chambers. The duration of the test is determined by the coating’s corrosion resistance; the more corrosion-resistant the coating, the longer the period of testing without displaying indications of deterioration.
Where is a Salt Spray Test Chamber used?
Almost every firm that manufactures a product that will be subjected to a corrosive environment can employ these test chambers. These chambers have a functional use in the following industries:
- Aerospace – Airplanes or helicopters, space shuttles, and aerospace vessels are subjected to severe circumstances ranging from temperature fluctuations to vacuum states in outer space.
- Automotive – Automotive components or parts are always in high demand, and manufacturers and suppliers have a significant challenge in improving the quality of their goods. The test chambers enable an effective testing method for the end users’ safe and pleasant functioning. Corrosion testing is essential for automobile parts since it may cause the entire vehicle to deteriorate.
- Medical Equipment – Because it is directly connected to an individual’s health, medical equipment must be durable and trustworthy.
These Experiment Chambers are commonly used to conduct a variety of corrosion experiments that may last anywhere from a few hours to months.
This helps determine if the product will withstand the corrosive conditions to which it will be subjected. This sort of testing may also be used to identify which portion of the product is most likely to fail first and, in certain circumstances, how long the product will last.
Advantages of a Salt Spray Chamber
- These tests are conducted on a variety of materials, since it may be performed on naked or painted material.
- When compared to the natural environment, the test time is minimal. The budget is tight, and uniform materials are necessary.
- The chamber also performs a material and surface polish test. The formed products and equipped parts may be evaluated, and the findings are simple to comprehend.
- The testing equipment has the precision and flexibility needed to satisfy today’s stringent corrosion test protocols.
- The equipment can generate salt spray, high humidity, and air drying at a specific temperature within the chamber.
In short, this is just a brief introduction to a salt spray test chamber. Hopefully, this article will help you get a better understanding of the unit.