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Salt Fog Test ASTM B117: The Ultimate Test of Durability

The salt fog test ASTM B117, also known as the salt spray fog testing, is a widely recognized standard for evaluating the durability of materials and coatings in corrosive environments. This test helps determine the resistance of products to rust, corrosion, and degradation caused by exposure to salt fog. In this article, we will explore the importance of the ASTM B117 salt fog test and its significance in various industries. Trust in the ASTM B117 salt fog test to ensure your products’ longevity and customer satisfaction.

The ASTM B117 salt fog test is the ultimate test of durability, allowing manufacturers to assess the performance and corrosion resistance of materials and coatings. By subjecting products to simulated harsh environments, manufacturers can optimize their formulations, meet regulatory requirements, and enhance overall product quality. At WeWon Environmental Chambers Co., Ltd., We provide industry-leading salt fog testing equipment to support manufacturers in their pursuit of durability and reliability.

salt fog test astm b117
Equipment Model TST-NSS-CASS-108L TST-NSS-CASS-270L TST-NSS-CASS-480L
Inside Test Room (mm) 600x450x400 900x600x500 1200x800x500
External Dimension(mm) 1050x600x1180 1400x900x1280 1900x1100x1400
Testing Room Temp Salt test (NSS ACSS)35℃ ±1℃ Corrosion Test (CASS)50℃ ±1℃
Pressure Barrel Temp Salt test (NSS ACSS)47℃±1℃ Corrosion Test (CASS)63℃±1℃
Brine Temperature 35℃ ±1℃, 50℃ ±1℃    
Testing Room Capacity 108 Liters 270 Liters 480 Liters
Brine Tank Capacity 15 Liters 25 Liters 40 Liters
Salt Concentration The concentration of sodium chloride 5% or the 5% concentration of sodium chloride add 0.26g per liter of copper chloride (CuCl2 2H2O)
Air Pressure Supply 1.00 ± 0.01 kgf/cm2 1.00 ± 0.01 kgf/cm2 1.00 ± 0.01 kgf/cm2
Relative Humidity 85% Above 85% Above 85% Above
PH Value Description 6.5~ 7.2 3.0~ 3.2 6.5~ 7.2 3.0~ 3.2 6.5~ 7.2 3.0~ 3.2

The ASTM B117 salt fog test is an accelerated corrosion test that simulates real-world environmental conditions. It involves exposing test specimens to a controlled salt fog environment, which simulates the harsh conditions that products may encounter during their lifespan. The test duration can vary depending on the specific requirements, and the performance of the materials or coatings under test is evaluated based on visual inspection, corrosion ratings, and other criteria.

At Wewon Environmental Chambers Co., Ltd., We recognize the importance of the salt fog test ASTM B117 in evaluating the durability and corrosion resistance of products. Our advanced salt fog testing chambers are designed to meet industry standards, ensuring accurate and reliable results. Our chambers are equipped with precise control systems, corrosion-resistant materials, and easy-to-use interfaces, making salt fog testing efficient and convenient for our clients.

corrosion testing lab
The ASTM B117 salt fog test is an essential tool for manufacturers to assess the durability and reliability of their products. By subjecting materials and coatings to the corrosive effects of salt fog, it helps identify weaknesses, potential failures, and areas for improvement. Evaluating Durability and Reliability:
Salt fog test ASTM B117 compliance with industry standards is crucial for manufacturers to meet customer expectations and regulatory requirements. The ASTM B117 test ensures that products meet the necessary quality standards and helps manufacturers demonstrate compliance with durability specifications. Salt Fog Test ASTM B117:
By analyzing the performance of materials and coatings during the salt fog test, manufacturers can optimize product formulations, design changes, and corrosion protection strategies. This leads to improved product performance, extended lifespan, and enhanced customer satisfaction. Product Performance Optimization:

Applications of the Salt Fog Test ASTM B117: Salt fog test ASTM B117 are abundant across various industries where the importance of durability and corrosion resistance cannot be understated. This widely adopted test method serves as a crucial tool for assessing the performance and reliability of materials, coatings, and finished products in harsh environments. Notably, it finds significant application in the automotive industry, ensuring the quality and longevity of vehicles by subjecting them to simulated salt spray conditions.

Additionally, the aerospace sector benefits greatly from this test, as it aids in evaluating the resistance of aircraft components to salt corrosion, thereby improving safety and reliability. The marine industry also relies on the ASTM B117 salt fog test to ascertain the efficacy of protective coatings and materials used in shipbuilding, offshore structures, and maritime equipment.

Furthermore, manufacturers of electronic devices and industrial machinery employ this test to gauge the durability and reliability of their products in environments with high levels of salt exposure. With its wide-ranging applications, the salt fog test ASTM B117 plays a pivotal role in enhancing the quality, performance, and longevity of materials and products across multiple industries.

The automotive industry relies heavily on corrosion-resistant materials and coatings. The salt fog test helps evaluate the effectiveness of protective measures, such as paints, coatings, and galvanization, in preventing rust and corrosion on vehicles’ exterior and interior components. Energy Automotive Industry:
Electronic devices and electrical equipment are exposed to various environmental conditions, including high humidity and salt-laden air. The salt fog test allows manufacturers to assess the corrosion resistance of circuit boards, connectors, and other sensitive components. Electronics and Electrical Equipment:
Saltwater environments pose significant challenges to marine structures and offshore installations. The ASTM B117 test helps assess the corrosion performance of materials used in shipbuilding, offshore platforms, coastal structures, and other marine applications. Marine and Offshore Structures:
Coatings play a vital role in protecting surfaces from corrosion. The salt fog test helps coating manufacturers evaluate the durability and effectiveness of their products and develop improved formulas to resist salt fog-induced corrosion. Coating and Paint Industry:
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