This standard is issued under the fixed designation A ; the number immediately following the analysis required, ASTM A , dated ______, worm gear. ASTM A Standard Specification for Carbon and Alloy Steel Bars Subject to End Quench Hardenability Requirements. ASTM A Standard Specification for Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements.
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ASTM A304 Grade 4140H
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ASTM A304 Grade 4130H
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This specification covers carbon and alloy steel bars subject to end-quench hardenability requirements. The methods for estimating the hardness value of the material are presented.
The test specimen requirements indicates that, the number and location of test specimens shall be in accordance with the manufacturers standard practice and shall adequately represent the hardenability of each heat, also, all forged or rolled hardenability test specimens must be normalized prior to testing. You can download and open this file to your own computer but Qstm prevents opening this file on another computer, including a networked server.
The heat analysis shall conform to the requirements as to chemical composition. No other units of measurement are included in this standard. Special hardenability limits are also permissible when approved by the purchaser and manufacturer.
The grain size and end-quench hardenability test methods are presented in details. If the document is revised or amended, you will be notified by email. We have no amendments or corrections for this standard.
It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and asrm.
ASTM A Standard Specification for Carbon and Alloy Steel Bars
Special hardenability limits are also permissible when approved by the purchaser and manufacturer. Add to Alert PDF. Subscription pricing is determined by: Lead is generally reported as a range of 0.
Please first verify your email before subscribing to alerts. Method A is the minimum and maximum hardness values at any desired distance, Method B is the minimum and maximum distances at which any desired hardness value occurs, Method C is the two maximum hardness values at two desired distances, Method D is the two minimum hardness values at two desired distances, and Method E is any minimum hardness plus any maximum hardness.
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Your Alert Profile lists the documents that will be monitored. The end-quench hardenability shall conform to asm requirements specified on the purchase order. The fine austenitic grain size requirements of the steel material are presented in details.
This abstract is a brief summary of the referenced standard.