ANSI ASME B16.47 INTERPRETATIONS-1995 Interpretations to B16.47-1996 Large Diameter Steel Flanges NPS 26 Through NPS 60.pdf

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1、- STD-ASME BLbm47 INT-ENGL m 0759b70 0579222 5b7 m INTERPRETATIONS TO ASME B16.47 (These interpretations are not part of ASME B16.47-1996 and are included for information only. These interpretations apply to the 1988 and earlier editions and the requirements cited may be different in this Edition. T

2、herefore, some replies may not be valid in regard to this Edition.) INTRODUCTION As a service to persons who use the B16 standards, the B16 Committee renders interpretations of the requirements upon request. The procedure for requesting an interpretation is described in the following paragraphs. The

3、 interpretations include all replies which have been approved by the B16 Main Committee in response to inquiries concerning interpretation of this Standard. An interpretation applies either to the Edition and Addenda in effect on the date of issuance of the interpretation or the Edition and Addenda

4、stated in the interpretation. Subsequent revisions to this Standard may supersede the interpretation. PROCEDURE FOR REQUESTING INTERPRETATIONS On request, the B16 Committee will render an interpretation of any requirement of this Standard. Interpretations can only be rendered in response to a writte

5、n request, which should be addressed to: Secretary, B14 Main Committee The American Society of Mechanical Engineers United Engineering Center 345 East 47th Street New York, NY 10017 The request for interpretation should be clear and unambiguous. It is further recommended that the (a) Subject. Cite t

6、he applicable paragraph number(s) and/or give a concise description of the subject. (6) Question. Phrase the question as a request for an interpretation of a specific requirement suitable for general understanding and use, not as a request for an approval of a proprietary design or situation. The in

7、quirer may also include any plans or drawings which are necessary to explain the question; however, they should not contain proprietary names or information. Requests which are not in this format may be rewritten in this format prior to being answered, which may inadvertently change the original int

8、ent of the request. ASME procedures provide for reconsideration of an interpretation when or if additional information is available which the inquire believes might affect the interpretation. Further, persons aggrieved by an interpretation may appeal to the cognizant ASME committee or subcommittee.

9、ASME does not “approve,” “certify,” “rate,” or “endorse” any item, construction, proprietary device, or activity. inquirer submit his request using the following format: 61 816.47 Interpretations No. 1 1-1 INTERPRETATIONS NO. 1 Replies to Technical Inquiries Issued from July 24, 1990 Through Decembe

10、r 31, 1995 Interpretation: 1-1 Subject: Hub Tapers Date Issued: October 3, 1995 File: B 16-95-07 Question (1): Does B16.47-1990 require dual taper hubs as shown in Figs. 1 and 2? Reply (1): No. See para. 6.4 and Note (3) to Figs. 1 and 2. Question (2): Does B16.47-1990 specify where dimension “A” is

11、 measured on a single tapered hub as allowed in Note (3)? Reply (2): No. B16.47 does not address where to measure dimension “A” 63 AMERICAN NATIONAL STANDARDS FOR PIPING, PIPE FLANGES, FITTINGS, AND VALVES The ASME Publications Catalog shows a complete list of all the Standards published by the Society. For a complimentary catalog, or the latest information about our publications, call 7-800-THE-ASME (7-800-843-2763).