ASTM E125 PDF

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Designation: E — 63 Reapproved Standard Reference Photographs for. Magnetic Particle Indications on Ferrous Castings 1. A number in parentheses indicates the year of last reapproval. This standard has been approved for use by agencies of the Department of Defense. Referenced Documents. E Gu ide for Magnetic Particle Testing. Reference Photographs for Magnetic Particle Indications 2. N OTE 1—To avoid any misunderstanding, it should be pointed out there is no correlation between degrees of the various defects.

Current edition approved Dec. Published December Originally approved in Last previous edition approved in as E — 63 DOI: Order AD JE They repre- sent the actual size of the indications and the procedure followed was in accordance with Guide E The peak magnetizing current employed was from to A and prod spacing from 4 to 10 in.

A gray. The result is a white indication under normal photographic methods. Basis for Use of Reference Photographs. It is admitted that it is impossible to rigidly interpret magnetic particle indications on castings to a set of. On many castings, however, only. No further reproductions authorized. E — 63 Type of Discontinuity. Figure No. Linear discontinuities hot tears and cracks. I-1a, I-1b and I-1c. Ragged lines of variable width. May appear as a single jagged line or exist in groups.

They usually originate at the casting surface and generally become smaller as they go deeper. I-2a, I-2b and I-2c. I-5a, I-5b and I-5c.

Shrinkage is a subsurface discontinuity that may be brought to the surface by machining or other methods of metal removal. Isolated, irregular or elongated variations of magnetic particles occurring singly, in a linear distribution or scattered at ran- dom in feathery streaks.

The indications are the result of the presence of sand, slag or oxides in the surface metal. Internal chills and unfused chaplets.

A uniform line or band outlining the object and indicating lack of fusion between the metal object and the casting. V-1 and V Appears as rounded and elongated clusters of magnetic par- ticles of various sizes; scattered at random.

Incomplete fusion and penetration appears as a straight con- tinuous or intermittent linear indication. Porosity, inclusions and linear discontinuities in welds appear as described above. Weld porosity Incomplete penetration Undercutting Inclusions in weld Crater cracking. False Indications:. Prod pattern Powder lodged in surface depres- sion Particles dropped from cables Chisel marks Wrinkles. Magnetic Anomalies:. A See Footnote 2. Keywords 6. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard.

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If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phone , fax , or service astm.

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ASTM E125 - 63(2018)

For full document please download. A number in paren parenthese thesess indicates the year of last reappr reapproval. This standard has been approved for use by agencies of the Department of Defense. Sco Scope pe 1. Referenc Referenced ed Documents Documents 2. Published December Originally approved in

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