Follow us on Twitter Follow us on LinkedIn Like us on Facebook Follow us on Instagram Visit the TPC Store
Search the site


D4228 Standard Practice for Qualification of Coating Applicators for Application of Coatings to Steel Surfaces

All Standards | ASTM Standards
Search Standards

Click to Purchase and Download this Standard or Test Method

Revision Date: October 01, 2012
Updated On: October 02, 2012
Editorial Change:
This practice provides a qualifying method to verify the proficiency and ability of coating applicators to attain the required quality for application of specified coatings to steel surfaces given the proper tools and equipment. The coating applicator shall be provided with information on the specified coating material and with coating materials properly mixed and ready for application, necessary equipment for application of the specified coating, miscellaneous materials for cleaning the equipment, a practice area, all necessary safety equipment, and thickness gage. The coating applicator shall then be required to demonstrate his ability to apply the specified coating on a test panel using the proper technique and application equipment. The evaluation of the coating applicator shall be made by two qualifying agents, only one of which can be production related. Qualifying agents shall inspect the finished surface and shall verify that it conforms to the requirements specified.

(Back to all Standards)

Modern Safety Techniques
Modern Safety Techniques
With our unique LTCat, we can help to provide clean, safe breathing air to your workers. Take a look at our Breathing Air Systems, we supply at least twice as much charcoal as our competitors! Modern

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

Jotun Paints Inc.
Jotun Jotachar 1709
Mesh-free passive fire protection epoxy designed to protect against hydrocarbon pool fire scenarios for up to four hours as defined in the ANSI/UL1709 standard.

Sauereisen, Inc.
SewerGard® 210XHB
• 300 mils in a single coat by plural component equipment
• Fast Setting
• 100% Solids Epoxy
• Chemical-resistant barrier for municipal wastewater environments

NLB Corporation
NLB Sure Shroud: Greater Protection and Flexibility
NLB’s Sure Shroud’s lighter weight and flexibility reduces operator fatigue and offers unmatched protection against high pressure hose ruptures. 10k to 40k psi rated.

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

SABRE Autonomous Solutions
Introducing the ALPHA1 Blasting Robot
Once installed and commissioned – simply

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.

Fischer Technology Inc.
Maximize Profits by Monitoring Coating Thickness
Learn more by contacting Fischer Technology today: 1.860.683.0781

SAFE Systems, Inc.
Portable Blast &
Recovery Equipment
Trailer or skid mounted blast and recovery equipment. Systems designed for maximum versatility, environmental compliance
and overall cost savings.
Call 1-800-634-7278


Technology Publishing Co., 1501 Reedsdale Street, Suite 2008, Pittsburgh, PA 15233

TEL 1-412-431-8300  • FAX  1-412-431-5428  •  EMAIL

The Technology Publishing Network

Durability + Design PaintSquare the Journal of Protective Coatings & Linings Paint BidTracker

EXPLORE:      JPCL   |   PaintSquare News   |   Interact   |   Buying Guides   |   Webinars   |   Resources   |   Classifieds
REGISTER AND SUBSCRIBE:      Free PaintSquare Registration   |   Subscribe to JPCL   |   Subscribe to PaintSquare News
MORE:      About   |   Privacy policy   |   Terms & conditions   |   Site Map   |   Search   |   Contact Us