ASTM F Standard Test Method for Determining Decarburization and Carburization in Hardened and Tempered Threaded Steel Bolts. ASTM FM 淬火和回火的螺纹钢螺栓、螺钉和螺柱的脱碳和渗碳性测定的 标准试验方法(米制) – Designation: F M – 07 METRIC. Start. Standard ASTM standard · ASTM F Status: Withdrawn · Replaced by : ASTM F Fasteners; Rolling Element Bearings (ASTM VOL ).
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Therefore, limits have been established for three different product groups: You may delete a document from your Alert Profile at any time. We have no amendments or corrections for this standard.
ASTM F2328 – 17
No other units of measurement are included in this standard. Gross decarburization is prohibited in Class 3 and Class 4 products. Subscription pricing is determined by: For example, if an order is placed to test for decarburization and none is found, but the presence of carburization awtm detected, it shall be reported on the test qstm that carburization was found.
This test method is not intended to address products which are intentionally carburized to achieve speci?
ASTM FM 淬火和回火的螺纹钢螺栓、螺钉和螺柱的脱碳和渗碳性测定的标准试验方法(米制)_百度文库
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NOTE 1—Refer to the product standard for speci? Read more about subscriptions. Guide N 12 G max 0. Last previous edition approved in as F M — The threaded section will give evidence of carburization if the average of the four readings indicates a positive value.
The optical method is the only valid method for evaluating the depth of gross decarburization. Either method is appropriate for routine examinations.
Both methods are r2328 for routine inspections when evaluations are conducted at a single location on the product sample. We have no amendments or corrections for this standard. Both methods are used for routine inspections when evaluations are conducted at a single location on the product sample. Proceed to Checkout Continue Shopping. When either test method is performed, both conditions will be apparent and shall be reported.
Asym Alert Profile lists the documents that will be monitored. When either test method is performed, both conditions will be apparent and shall be reported.
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For example, if an order is placed to test for decarburization and none is found but the presence of decarburization is detected, it shall be reported on the test report that carburization was found. A superscript epsilon e indicates an editorial change since the last revision or reapproval. Class 3 Hex Head, N min 0. Historical Version s – view previous versions of standard.
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