ASTM A578 PDF

ASTM A/AM: Standard Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Plates for Special Applications. ASTM A – acceptance standard clarification. Hello, I’ve recently begun working at an alloy manufacturing company in Japan, and one of our. Ultrasonic testing can be carried out using the following standards: • ASTM A • ASTM A (Level A – max mm;. Level B – max 60 mm; Level C – 20 mm).

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The inspection shall be asym in an area free of operations that interfere with proper performance of the test. Level B is slighly more severe, Level C is much more severe. I would just like to double-check that I’m interpreting the condition correctly. This procedure covers the standard and acceptance standards for straight-beam, pulse-echo, ultrasonic examination of rolled carbon and alloy steel plates.

It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

ASTM A – acceptance standard clarification

Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework. A is not only applicable to alloy clad plate but can also be applied to “normal” plate. Thank you for helping keep Eng-Tips Forums free from inappropriate posts.

Resources Few production environments have the luxury of ordering new equipment to replace existing machines on their shop floor. Disregard any areas not exhibiting complete loss of backwall.

A has 3 different acceptance levels A, B, C. Red Flag This Post Please let us know here why this post is inappropriate. All discontinuities causing complete loss of reflection shall be recorded.

The method will detect internal discontinuities parallel to the rolled surfaces. Combining values from the two systems may result in non-conformance with the standard. In regards to your first paragraph, if you completely lose backwall over more area than can be encompassed in a 3″ dia. A is for steel plate and A is for alloy clad steel plate. Grid scanning shall be conducted along a continuous perpendicular line on the center.

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I am astn an pressure vessel spec and i should decide to choose one of this standards to notify. It is informational only and not an official part of the standard; the full text of the standard itself asstm be referred to for its use and application. Are you an Engineering professional? An equivalent standard is one which covers the qualification and certification of ultrasonic nondestructive examination candidates and which is acceptable to the purchaser.

Three levels of acceptance standards are provided.

Three levels 5a78 acceptance standards are provided. I am currently translating the document into Japanese so that my coworkers know which procedures to follow, and am unclear on a few particulars of the acceptance standards sections 7, 8 and 9.

You’re right, the size limit is liberal. Join your peers on the Internet’s largest technical engineering professional community. Promoting, selling, recruiting, coursework and thesis posting is forbidden.

diffference between ASTMA and ASTM A – Boiler and Pressure Vessel engineering – Eng-Tips

By joining you are opting in to receive e-mail. The z578 stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Link to Active This link will always route to the current Active version of the standard.

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Supplementary requirements are provided for alternative procedures. Link to Active This link will always route to the current Active version of the standard. Close this window and log in. It’s easy to join and it’s free.

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Active view current version of standard. This abstract is a brief summary of the referenced standard. Students Click Here Join Us! Thicker aztm is allowed to have larger laminations, hence why the term is “whichever is larger”. The Eng-Tips staff will check this out and take appropriate action. Such issues are the result of project complexity, size, uniqueness and regulation, as well as the need for virtual team collaboration.

I appreciate your assistance! Register now while it’s still free! The method will detect internal discontinuities parallel to the rolled surfaces. An equivalent standard is one which covers the qualification and certification of ultrasonic nondestructive examination candidates and which is acceptable to the purchaser.

Posting Guidelines Promoting, selling, recruiting, coursework and thesis posting is forbidden.

Historical Version s – view previous versions of standard. Supplementary requirements are provided for alternative procedures. Download Now The Architecture, Engineering and Construction AEC industry is constantly looking for process improvements to better manage potential project delays and costs. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Historical Version s – view previous versions of standard Translated Version s: The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Lauren, Your interpretation is correct.

Few production environments have the luxury of ordering new equipment to replace existing machines on their shop floor. Could anyone help clarify the following information?