ASTM A684 PDF

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For (Withdrawn ). Withdrawn Standard: ASTM A/AM | Developed by Subcommittee: A WITHDRAWN, REPLACED BY A/ AM. This standard is issued under the fixed designation A /A M; the NOTE 1 —A typical ordering description is as follows: ASTM A Annealed Spring Steel Chemical Composition. ASTM A Alloy, Rockwell ( approx), Carbon, Manganese, Phosphorus (max), Sulfur (max), Silicon. , B-

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It is less suitable that No. Hardness test and bend test shall be made to conform to the requirements specified. Combining values from the two systems will result in nonconformance with the specification. OD maxNo.

ASTM A / AM – 12 Standard Specification for Steel, Strip, High-Carbon, Cold-Rolled

A number in parentheses a6684 the year of last reapproval. For accuracy in testing, the hardness atsm should not overlap. Originally published as A — This abstract is a brief summary of the referenced standard.

It is normally produced to give the lowest maximum Rockwell hardness for each grade. Link to Active This link will always route to the current Active version of the standard. Full hard can be produced with either a pearlitic or spheroidized microstructure or a mixture of both.

It is furnished in the following types as specified:.

The metric portions of the tables herein list permissible variations in dimensions and mass see Note 1 in SI metric units. The minimum hardness should be established between the consumer and the producer. The maximum of the specified carbon range is over 0.

It is produced to sstm Rockwell hardness requirements, which vary with grade, microstructure and gauge. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. It is furnished in the following types as specified: However, under SI the preferred term in mass. Note 1—The term weight is used when inch-pound units are the standard.

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Link to Active This link will always route to the current Active version of the standard. The values stated in each system may awtm be exact equivalents; therefore, each system shall be used independently of the other. Full hard can be produced with either a pearlitic or spheroidized microstructure or a mixture of both.

It is furnished in the following types as specified:. Active view current version of standard. The term weight is used aastm inch-pound units are the standard. If the maximum temper is under Rockwell B 15T93 or astthat scale should be used exclusively.

It is produced to speci? The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Refer to Table 1 for appropriate scale testing requirements.

Standard Specification for Steel, Strip, High-Carbon, Cold-Rolled

A superscript epsilon e indicates an editorial change since the last revision or reapproval. Combining values from the two system may result in non-conformance with the standard. The maximum of the specified carbon range is over 0. On either hardness scale, a range of ten points arithmetic difference is required. This specification covers cold-rolled, high-carbon strip. The strip shall be furnished cold rolled spheroidized annealed, soft annealed, intermediate hardness, or full hard, as specified.

ID by 40 in. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.

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The heat or cast analysis shall conform to that specified requirement. The metric portions of the tables herein list permissible variations in dimensions and mass see Note 1 in SI metric units. The values stated in each system may not be exact equivalents; therefore, each adtm shall be used independently of the other. Strip is classified as product that is 0. It is produced to a maximum Rockwell hardness.

NOTE 1—A typical ordering description is as follows: This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? Note 1—The term weight is used when inch-pound units are the standard. It is produced to minimum Rockwell hardness requirements, which vary with grade, microstructure and gage.

A84 the text, the SI units are shown in brackets. It is produced to minimum Rockwell hardness requirements, which vary with grade, microstructure and gage.

It is produced to a maximum Rockwell hardness. Historical Version s – view previous versions of standard. It is furnished in the following types as specified: It is produced to a maximum Rockwell hardness.

When bend radius for thickness is over 0. Asfm edition approved Aug. It is furnished in the following types as specified: If the minimum temper is over Rockwell C 20 15N