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Quiz Leaderboard: 2/19 - 3/21/2018    Sign in to track your quiz score! | Full Leaderboard

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The scratch hardness of coatings, as described in ASTM D 3363, is determined with the aid of what implement?

Putty knife
Pocket knife

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Previous Quizzes from the Past Week

Friday, May 23, 2014
SSPC and AISC jointly publish a standard on what subject?

Thursday, May 22, 2014
True or false: Vinyl esters and polyester resins offer resistance to aggressive chemicals at elevated temperatures.

Wednesday, May 21, 2014
True or false: Coatings specified to be used on the faying surfaces of slip-critical bolted connections on steel structures must be tested and classified for their slip-coefficient properties.

Tuesday, May 20, 2014
True or false: ASTM D 4541, Standard Test Method for Pull-Off Strength of Coatings Using Portable Adhesion Testers, requires a score around the loading fixture when the film thickness of the coating exceeds 20 mils.

Monday, May 19, 2014
True or false: The American Iron and Steel Institute publishes the “Standard for Shop Application of Complex Protective Coating Systems.”

More previous quizzes
SAFE Systems, Inc.
Custom blast rooms
by SAFE Systems
Don't waste time and money "making do" with a "standard" design. Let us work with you to design and build the system that best fits your requirements.
Call 1-800-634-7278

Industrial Vacuum Equipment Corp.
Hurricane Vacuums
& Dust Collectors
Vacuum and dust collector hose, filters and related accessories.

SABRE Autonomous Solutions
The ALPHA1 provides reliable results consistently allowing you to cost your next job with confidence.

Tarps manufacturing, Inc.
QUALITY MADE IN AMERICA —Available near you!
CLICK to get a behind-the-scenes look at how Tarps Manufacturing makes the highest-quality tarps right here in the USA — available nationwide.

Mitsubishi Gas Chemical America
Performance Amine 1,3-BAC
A highly reactive cycloaliphatic diamine offering superior performance. Reasonable cost and curing efficacy makes it suitable for all types of epoxy resin applications.

CHLOR*RID International Inc.
Companies that invest in corrosion control use CHLOR RID products
  • Soluble salt removal liquid
  • Test kits to verify contamination levels
  • Surface passivation to hold the blast
INFO@CHLOR-RID.COM 800.422.3217

ARC / A.W. Chesterton Company
ARC HT-S is a 100% solids glass/ceramic reinforced novolac epoxy lining for high temperature aqueous cold wall corrosion conditions. ARC HT-S is easily applied by roller, brush, squeegee, or airless spray.

Vector Technologies Ltd.
The Original Performance Proven Vacuum Solutions
VecLoader® 616 Double Dump, Continuous Vacuum, 170 HP w/ 2,400 CFM & 28” Hg. 33% More Efficient than traditional vacuum systems! Choose Vector for the most powerful and the most reliable trailer mounted vacuums in the industry! Email us at: or call us at: 800-832-4010

New resins from BASF will have metals loving water!
Excellent corrosion resistance, low VOC, high gloss, thin films 800-231-7868

Bullard Made in the USA


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