The NFB is committed to respecting your privacy

We use cookies to ensure that our site works efficiently, as well as for advertising purposes.

If you do not wish to have your information used in this way, you can modify your browser settings before continuing your visit.

Learn more

Astm D2794 Pdf

The Complete Guide to ASTM D2794: Understanding the Standard, the PDF, and the Test Method

International Recognition

: The document details principles recognized by the World Trade Organization, making it valid for global trade.

Visual Inspection:

Methods used to identify failure, such as a magnifying glass, copper sulfate solution, or a pinhole detector. Limitations and Reliability astm d2794 pdf

  1. Check the Indenter: The steel ball must be perfectly hemispherical. Use a micrometer. Wear of 0.002 inches invalidates the test.
  2. Check the Tube: It must be perfectly vertical. A spirit level is required.
  3. Use Reference Panels: Purchase "known value" panels from companies like Q-Lab or BYK-Gardner. If your tester says a 40 in-lbf panel fails at 30 in-lbf, your machine is out of spec.

The ASTM D2794 test procedure involves applying a paint or coating to a metal substrate, followed by subjecting the coated panel to a controlled impact using a specified apparatus. The impact is generated by dropping a weighted indenter onto the coated surface from a predetermined height. The test is typically performed on a panel of a specific size, and the coating is applied according to a specified thickness. The Complete Guide to ASTM D2794: Understanding the