ASTM F788 PDF

Designation: F /F M â 07 Standard Specification for Surface Discontinuities of Bolts, Screws, and Studs, Inch and Metric Series1 This. ASTM F/FM: Standard Specification for Surface Discontinuities of Bolts, Screws, and Studs, Inch and Metric Series. Designation: F /F M – 05 Standard Speci?cation for Surface Discontinuities of Bolts, Screws, and Studs, Inch and Metric Series1 This.

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The section shall be etched for microscopic examina-tion in accordance with Test Method E These surface discontinuities shall be inspected in accordance with the specified requirements.

Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. Appendix 2 astm d Shear bursts may also occur on the sides of hex-head products. Types f7888 Surface Discontinuities see TerminologyF for definitions not provided 4. This specification establishes allowable limits for the various types of surface discontinuities that may occur during the manufacture and processing of bolts, screws, and studs, including heat-treated machine screws, tapping screws, and sems.

Remember me for one month. Today, some 12, ASTM standards are used around the world to improve product quality, enhance safety, facilitate market access and trade, and build consumer confidence. Current edition approved Oct. There are no ISO standards for surface discontinuities on any inch-series products. f88

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Register for a trial account. Voids are produced by marks or impressions of chips shear burrs or by rust formation on the raw material.

Published on Nov View Download A number in parentheses indicates the year of last reapproval. Combiningvalues from the two systems may result aastm nonconformancewith the specification. Search book title Enter keywords for book title search.

ASTM F788 – 13(2018)

The values stated in each system are not exact equivalents, therefore, each system must be used independently of the other. Typical voids are shown in Fig.

The values stated in each system may not be exact equivalents; f7888, each system shall be used independently of the other.

Acceptance shallbe based on the requirements of S1. Land Use and Development. ASTM B – Limits are specified in5.

ASTM-F/FM-, 0 –

There are no ISO standards for surface discontinuities on any inch-series products. NOTE 2Bursts and shear bursts within the limits of this specificationmay be xstm, but do not affect the mechanical properties or functionalrequirements of the bolt.

After etch, the samples shall be examined under a 10 3 magni?

Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Satm superscript epsilon e indicates an editorial change since the last revision or reapproval. Combining values from the two systems may result in nonconformance with the specification.

Users of this standard are expressly advised that determination of the validity of any such patent rights, and the r788 infringement of such rights, are entirely their own responsibility. Limits arespecified in 5.

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ASTM A – Historical Version s – view previous versions of standard. No items in cart. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard.

Types of surface discontinuities are: This specification covers metric series products aztm nominaldiameters of 4 mm and larger and with specified minimumtensile strengths of MPa and higher; and inch seriesproducts with qstm diameters of No. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn.

ASTM A36 – Typical shear bursts areshown in Fig.

NOTE 2—Bursts and shear bursts within the limits of this speci? They arenot planished during forging.

ASTM F788.pdf

ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. Print 1 2 3 4 5 page sstarting from page current page. Shear bursts may also occuron the sides of hex-head products. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.

Limits are specified in 5. Typical tool 7f88 are shown in Fig.