ASTM A892 PDF

This standard is issued under the fixed designation A ; the 2 For referenced ASTM standards, visit the ASTM website, , or. ASTM A()e1 Standard Guide for Defining and Rating the Microstructure of High Carbon Bearing Steels Scope

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A number in parentheses indicates the year of last reapproval. Requirements for the optical metallograph apparatus and specimen preparation including polishing and etching are detailed. There were no books found for the applied search filters. An example rating is: It does not establish limits of acceptability.

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. Such limits are a matter of agreement between user and producer.

This standard is subject to revision at any time by the responsible technical committee and must be reviewed every ve years and if not revised, either reapproved or withdrawn. Enter your personal account email address to request a password reset: Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, q892 entirely their own responsibility.

Requirements for the a82 metallograph apparatus and specimen preparation including polishing and etching are detailed. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM Headquarters. Remember me for one month.

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Register for a trial account. A superscript epsilon e indicates an editorial change since the last revision or reapproval. Such limits are a matter of agreement between user and producer. Search book title Enter keywords for book title search.

Today, some 12, ASTM standards are used around the world to improve product quality, enhance safety, facilitate market access and trade, and build consumer confidence. The description of the reference photomicrographs graded illustrations of annealed carbides categorized by size, network, and lamellar content shape that shall be used in the evaluation and the equation that shall define the rating are given.

This guide covers the definition and rating of the microstructure of carbide structures in annealed high carbon bearing steels.

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. Abstract This guide covers the definition and rating of the 8a92 of carbide structures in annealed high carbon bearing steels. The size of the sample shall be negotiated between the user and the producer.

E3 Guide for Preparation of Metallographic Specimens. A separate eld may be used for each category or a single eld may be rated for more than one category. This guide covers the definition and rating of the microstructure of carbide structures in annealed high carbon bearing steels.

ASTM A892 – 09(2014)e1

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

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Land Use and Development. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Copyright Compu-tecture, Inc.

It does not establish limits of acceptability. Higher numbers indicate a larger number or greater degree of severity of the category being rated. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Reported counts are the average of three measurements.

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ASTM-A, –

When critical or detailed analysis of structures is required, the recommended etchant is Picral saturated. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. It may be a full cross section but should not be too large for practical handling in the polishing operation. No items in cart. Select a eld which is representative of the category to be graded and compare it to the photomicrographs which are part of this method.

No other units of measurement are included in this standard.