Author Archive: corrosionguru
corrosionguru
March 29, 2016
Grade 304 Stainless Steel Grade 304 is the standard “18/8” austenitic chromium-nickel stainless steel. It is the most versatile and most widely used stainless steel, available in the widest range of products, forms and finishes. It has excellent forming and…
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corrosionguru
March 27, 2016
Stray Current Corrosion of Ductile Iron Pipe (DIP) Near Steel Pipeline The most notorious incidents is catastrophe of Guadalajara Sewer Explosion.The sewer network in Guadalajara, Mexico was exploded in April 1992. The official toll was: 206 dead, 500 to 600…
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corrosionguru
March 26, 2016
Stainless Steel Pitting Corrosion Morphology and Growth It is quite often that stainless steel developed porous metallic lacy structure during pitting corrosion. Steel pits are partially covered by remaining passive film. The passive film covering the pit is not existed…
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corrosionguru
March 26, 2016
Line Current Measurement Current measurement in Cathodic Protection system is critical to assess the overall system performance. The measurement techniques pose a great challenge to engineers in practice due to the low impedance of steel pipeline under the measurement. For…
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corrosionguru
March 21, 2016
Coating Damage Coating Repair Method Minor damage, depth ≤0.2 mm Remove damage by grinding method Small size defects, damage in length ≤ 250 mm, depth not reaching to metal surface Embedding method by using PE/PP stick Small size defects,…
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