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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 Standard ASTM standard · ASTM F Status: Withdrawn · Replaced by : ASTM F Fasteners; Rolling Element Bearings (ASTM VOL ).

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The threaded section will give evidence of carburization if the average of the four readings indicates a positive value. Please first verify your email before subscribing to alerts. This procedure significantly reduces the random test variables when compared to testing on a single thread.

ASTM F2328:05(2011)

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Thread Pitch, P mm 0. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?

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The optical method is the only valid method for evaluating the depth of gross decarburization. When such data is available, a precision and bias section will be added.

It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory zstm prior to use.

Either method is appropriate for routine examinations. When either test method is performed, both conditions will be apparent and shall be reported.

Subscription – always available and updated A web subscription provides an easy and secure access to standards, and you are guaranteed to always have the latest edition. Therefore, limits have been established for four different product groups: See Table 2 and Fig. The microindentation method 2 shall be considered the referee method. Already Subscribed to this document. Gross decarburization is prohibited in Class 3 and Class 4 products. Originally approved in Either method is appropriate for routine examinations.

Either method is appropriate for routine examinations. Subscription pricing is determined by: Your Alert Profile lists the documents that will be monitored.

Individual reprints single t2328 multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. A number in parentheses indicates the year of last reapproval. Historical Version s – view previous versions of standard.


Determine the condition of the specimen by subtracting the average reading noted at Position 1 from the average reading noted at Position 3, as de?

ASTM F2328 – 17

The width of any light-etching band of martensite de? Standards monitoring is a free service designed for you who wish to be alerted of changes to or new editions of the standards required in your work. No other units of measurement are included in this standard. We have no amendments or corrections for this standard. Because an evaluation at a 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

Determine the condition of the specimen by subtracting the average reading noted at Position 2 from the average reading noted at Position 1, in accordance with 8. We have no document aastm for this standard. If the document is revised or amended, you will be notified by email. When limits are not speci? Therefore, limits have been established for three different product groups: Current edition approved Oct.