Get Copper Strip Corrosion Chart Pics. 3b multicolored with red and green showing (peacock), but no gray 4a transparent black, dark gray or brown with peacock green barely showing corrosion. The method is well suited for specification settings.
Electrolysis and Corrosion, July 1959 Popular Electronics ... from www.rfcafe.com In this test, a polished copper strip is suspended in the product and its effect observed. D4057 practice for manual sampling of petroleum and petroleum products. The 10 x 0.508 mm copper strip (equiv to 10 awg copper wire ) can pass 55 amps for a given voltage drop.
Short description copper strip corrosion testing.
If you check ampacity charts it's easy to understand. This is more of a pass fail test versus an actual quantification of the sulfur. The csct is performed by immersing a strip of cleaned, polished copper in a fluid at a specified temperature for a predetermined time, then reading additional experimental details concerning the lighting conditions and digital photography of the coupons, measurement of corrosion using colour. It attacks copper forming thin films of metallic sulphides or dendrite whiskers, which are cathodic to the metal substrate, enhancing corrosion.
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