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Category: Corrosion

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Daily Quiz (33)

All content matching this tag

True or false: Sacrificial protection of steel can be achieved only with metallic coatings, such as galvanizing or zinc-rich paints.

Tuesday, November 4, 2014


True or false: When dissimilar metals are in contact in the presence of an electrolyte, the more noble metal will experience galvanic corrosion.

Monday, October 27, 2014


True or false: Contact between dissimilar metals can cause galvanic corrosion.

Monday, September 29, 2014


In a corrosion cell, where does the corrosion occur?

Friday, September 12, 2014


What kind of corrosion is caused by the formation and collapse of bubbles?

Thursday, September 4, 2014


True or false: Ethanol is corrosive and highly water soluble, according to the EPA.

Friday, August 8, 2014


Which of the following features of a corrosion-control coating contribute to barrier protection?

Friday, March 21, 2014


True or false: When two dissimilar metals are in contact in the presence of an electrolyte, the more noble metal will experience galvanic corrosion.

Thursday, March 6, 2014


In coating work, what is a jeep test?

Tuesday, January 28, 2014


True or false: Odor control ventilation systems in wastewater treatment plants stop biogenic sulfide corrosion.

Friday, December 20, 2013


A recent 5-year inspection of a lining system on a potable water tank bottom that had suffered significant soil-side corrosion in Melbourne, Australia, showed excellent performance from what lining type?

Tuesday, October 8, 2013


True or False: Some cementitious liners for repairing manholes contain chemical additives to kill bacteria that cause microbiologically induced corrosion.

Thursday, September 26, 2013


True or false? According to a study by German researchers, specifying a particular edge geometry is the most significant factor in controlling corrosion of steel edges in sea-water environments.

Wednesday, June 5, 2013


What type of corrosion is characterized by a definite thread-like structure and directional growth under coatings on steel?

Wednesday, May 15, 2013


What is ICORR?

Monday, March 4, 2013


The direct cost of corrosion in the United States is nearly:

Wednesday, September 12, 2012


True or False: Internal corrosion is often a problem for above-ground storage tanks used to contain potable water.

Tuesday, June 26, 2012


Who is the organizer of the Mega Rust Conference, which focuses on naval corrosion issues?

Tuesday, June 19, 2012


When dissimilar metals are in contact with one another, what kind of corrosion is likely to occur?

Wednesday, June 13, 2012


Under what condition is weathering steel most likely to suffer accelerated corrosion?

Thursday, May 24, 2012


What type of coating combats corrosion mainly by preventing moisture and oxygen from reaching the steel surface?

Wednesday, May 23, 2012


True or false: Cyclic corrosion testing of protective coatings in the laboratory is now considered a better indicator of field performance than the traditional salt fog test, ASTM B 117.

Tuesday, May 8, 2012


What effect does the high alkalinity of concrete have on corrosion of rebar within the concrete?

Thursday, March 29, 2012


What is the critical corrosion temperature range for carbon steel under insulation that a coating must withstand, according to NACE?

Tuesday, March 27, 2012


What is another name for dissimilar metal corrosion?

Friday, March 9, 2012


According to the World Corrosion Organization, the global cost of corrosion in 2011 was what amount in US dollars?

Thursday, February 9, 2012


True or false: One cause of rebar corrosion in concrete is carbonation of the concrete surrounding the rebar.

Tuesday, January 24, 2012


What general name is given to a coating that responds with corrective measures when corrosion is detected beneath it?

Friday, January 20, 2012


Which of the following elements of design of steel structures is most likely to promote corrosion?

Wednesday, December 21, 2011


What are the conditions necessary for corrosion of steel to occur?

Friday, October 7, 2011


Corrosion of rebar is likely to cause which of the following conditions in concrete?

Friday, June 24, 2011


In a corrosion cell, where does the corrosion occur?

Wednesday, June 22, 2011


Sulfate-reducing bacteria contribute to corrosion by what mechanism?

Wednesday, April 20, 2011


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Denso North America Inc.
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U.S. Zinc

The proven corrosion protection properties of our zinc dust prolong the life of marine coatings. U.S. Zinc – Helping the world work™


Termarust Technologies
Termarust (HR CSA) Chemically Stops
Active Corrosion

Pipeline Utility Aerial crossings coated since 1992. Termarust's (HR CSA) was used to overcoat lead paint and preserve cables, pipes and support towers.


CESCO
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NLB Corporation
Handheld VertaJet™ for concrete or steel

Ergonomic VertaJet from NLB boosts surface prep productivity. See how rotating 40,000 psi water jets strip a 6” path and get into corners, with vacuum recovery.


DeFelsko Corporation
PosiTector Dew Point Meter

Measures and records
environmental conditions
during surface prep and
painting. 4 Models
Available – Standard
or Advanced features,
Built-in or Separate probe.


Thermion Inc
Buy Back Program

We are offering $5,000
credit for your old Model
This drive system is
being discontinued by
the manufacturer.
More information at
thermioninc.com
877.884.3428

 
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