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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You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server. The asm size and end-quench hardenability test methods are presented in details.
The methods for estimating the hardness value of the material are presented.
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.
ASTM A304 Grade 4130H
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ASTM A Standard Specification for Carbon and Alloy Steel Bars
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. It is a3304 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.
The end-quench hardenability shall conform to the requirements specified on the purchase order. No other units of measurement are included in this standard.
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No other units of measurement x304 included qstm this standard. The heat analysis shall conform to the requirements as to chemical composition. The fine austenitic grain size requirements of the steel material are presented in details. 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. Subscription pricing is determined by: Please first log in with a verified email before subscribing to alerts.
If the document is revised or amended, you will be notified by email. Historical Version s – view previous versions of standard. The test specimen asfm 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.
Lead is generally reported as a range of 0. Add to Alert PDF. Special hardenability limits are also permissible when approved by the purchaser and manufacturer. 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 wstm, Method C is the two maximum hardness values at two desired distances, Method D is the two asttm hardness values at two desired distances, and Method E is any minimum hardness plus any maximum hardness.