The sample is subjected to accelerated corrosion in various corrosive equipments and the impact of the corrosion in estimated in the material by way of mechanical testing or loss of weight.

Intergranular Corrosion test for austenitic stainless steel as per ASTM A 262

• Practice A (Oxalic Acid Etch Test)
• Practice B (Ferrous Sulphate-sulphuric acid)
• Practice C (Nitric Acid)
• Practice E (Copper Sulphate-Sulphuric Acid)
• Practice F (Copper Sulphate-Sulphuric Acid)

Intergranular Corrosion test for Ferrite stainless steel as per ASTM A 763

• Practice W (Oxalic Acid Etch Test)
• Practice X (Ferrous Sulphate-sulphuric acid)
• Practice Y (Copper Sulphate-50%Sulphuric Acid)
• Practice Z (Copper Sulphate-16%Sulphuric Acid)

Salt Spray Test per ASTM B117

A salt spray test is a corrosion testing method that uses high-saline environments to measure the corrosion resistance of products, paints and coatings over extended periods.