ASTM E797/E797M
Standard Practice for Measuring Thickness by Manual Ultrasonic Pulse-Echo Contact Method
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About This Item
ASTM E797/E797M is the ASTM standard for measuring thickness by manual ultrasonic pulse-echo contact method. It provides a technical basis for thickness measurement when non-destructive evaluation is needed, helping users apply a consistent approach to ultrasonic contact testing. This matters because reliable thickness data supports quality control, inspection planning, and comparison of results across equipment, operators, and projects. For buyers seeking the correct document, ASTM E797/E797M is the relevant reference for this measurement practice.
What is ASTM E797/E797M?
ASTM E797/E797M is a standard practice focused on manual ultrasonic pulse-echo contact thickness measurement. In practical terms, it addresses how thickness can be measured using an ultrasonic instrument and contact probe method rather than destructive sampling. The standard is intended to guide consistent measurement practice and support repeatable results in technical and inspection work. As an ASTM standard, it is used as a recognized reference for applying a defined ultrasonic thickness measuring method.
Where is ASTM E797/E797M used?
This standard is commonly used in inspection and testing workflows where material thickness must be checked without damaging the part. It is particularly relevant for manual ultrasonic measurements on components, plates, piping, and similar items where contact-based pulse-echo testing is appropriate. ASTM E797/E797M is often used by quality control teams, inspectors, and engineering personnel who need a clear method for verifying thickness during evaluation, maintenance, or acceptance activities.
Why is ASTM E797/E797M important?
ASTM E797/E797M is important because it helps standardize a widely used non-destructive thickness measurement practice. A recognized ASTM reference supports consistency in procurement, inspection, and compliance activities by giving users a common technical basis for measurement. It can also reduce uncertainty in results by encouraging repeatable manual ultrasonic methods and clearer communication between buyers, testers, and suppliers. For organizations relying on thickness data, that consistency is valuable for quality control and risk reduction.
- Manual ultrasonic pulse-echo contact method
- Thickness measurement practice
- Non-destructive testing reference
- Inspection and quality control use
- Consistent measurement workflow
- Publication Date: 2021-09-02
- Publisher: ASTM
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