ASTM A578 PDF
ASTM A – pdf – Download as PDF File .pdf), Text File .txt) or read online. ASTM A/AM Standard Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Plates for Special Applications. ASTM A/AM: Standard Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Plates for Special Applications.
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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 asstm versions of standard. A number in parentheses indicates the year of last reapproval.
Join your peers on the Internet’s largest technical engineering professional community. Digital Transformation may be defined in a number of different ways by analysts or enterprise software vendors. Use a suitable couplant a758 as water, soluble oil, or glycerin. Register now while it’s still free! An equivalent standard is one which covers the qualification and certification of ultrasonic nondestructive examination candidates and which is acceptable to the purchaser.
Make and model of instrument, test frequency, surface condition, transducer type and frequencyand couplant. The method will detect internal discontinuities parallel to the rolled surfaces. When details of these requirements are not covered herein, they are subject to agreement between the manufacturer and the purchaser. But our ultrasonic know-how goes back many years.
Thickness, grain size or microstructure of the material and nature of the equipment or method may require a higher or lower test frequency. Supplementary requirements are provided for alternative procedures. Acceptance Standards—Level B 8. Mark the plate at a point equivalent to the center of the transducer. A curve is then plotted showing the deviations from the above established 2: About Advertise Contact Login.
Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may adtm. Download Now Defense manufacturing is all about project manufacturing and project accounting. The supplement number shall be added for each supplementary requirement ordered.
ASTM A – acceptance standard clarification
NOTE 1—Indications occurring midway between the initial pulse and the? A is not only applicable to alloy clad plate but can also be applied to “normal” plate. The ratios are plotted on the graph at the position corresponding to the larger signal. Use the transducers at their rated frequency.
The Navic is capable of weld scanning girth welds and long seam weldsautomated corrosion mapping, and tank scanning. Close this window and log in. Link to Active This link will always route to the current Active version of the standard.
Posting Guidelines Promoting, selling, recruiting, coursework and thesis posting is forbidden. Just to start you off in your standards selection review exercise: Minor sensitivity adjustments may be made to accommodate for surface roughness. The inspection shall be performed in an area free of operations that interfere with proper performance of the test.
Where parallel path scanning is performed aetm recordable conditions as in 6. If you feel that your comments have not received a fair hearing you should make your views a5788 to the ASTM Committee on Standards, at the address shown below.
If the drop in back re? Students Click Here Join Us! The manufacturer may reserve the right to discuss rejectable ultrasonically examined material with the purchaser, the object being the possible repair of the ultrasonically indicated defect before rejection of the plate.
Active view current version of standard Translated Standard: The values stated in each system are not exact equivalents; therefore, asfm system must be used independently of the other. Acceptance Level B shall apply unless otherwise agreed to by purchaser and manufacturer.
Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM Headquarters.
Combining values from the two systems may result in nonconformance with the speci? A superscript epsilon e indicates an editorial change since aa578 last revision or reapproval.
Measure the lines a5578 the center or one corner of the plate with an additional path within 2 in. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. The Navic is a modular, motorized, steerable scanner designed to carry multiple attachments used.
The method will detect internal discontinuities parallel to the rolled surfaces. A has 3 different acceptance levels A, B, C. The zstm linearity of the apparatus to be used shall be checked by positioning the transducer over the depth resolution notch in the IIW or similar block.
The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. The manufacturer shall afford the inspector all reasonable facilities to satisfy him that the material is being furnished in accordance with this speci?
An equivalent standard is one which covers the x578
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