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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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.
The fine austenitic grain size requirements of the steel material are presented aa304 details. No other units of measurement are included in this standard.
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ASTM A Standard Specification for Carbon and Alloy Steel Bars
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.
Link to Active This link will x304 route to the current Active version of the standard. The heat analysis shall conform to the requirements as to chemical composition.
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ASTM A304 Grade 4130H
We have no amendments or corrections for this standard. Add to Alert PDF. The methods for estimating the hardness value of the material are presented.
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This abstract is a brief summary of the referenced standard. The grain size and end-quench hardenability test methods are presented in details. Need more than one copy? Standards Adtm from ANSI provides a money-saving, multi-user solution for accessing standards. 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 application. Special hardenability limits are also permissible when approved by the purchaser and manufacturer.
This specification covers carbon and alloy steel bars subject to end-quench hardenability requirements. If the document is revised or amended, you will be notified by email. No other units of measurement are included in this standard. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server. Already Subscribed to this document.
Please first log in with a verified email before subscribing to alerts. The end-quench hardenability shall conform asstm the requirements specified on the purchase order. Special hardenability limits are also permissible when approved by the purchaser and manufacturer. Proceed to Checkout Continue Shopping.