ASME_B40.1-1991.pdf

INDD 840-1 93 2595532 0077967 l T 7 ASME-B40.1 ADOPTION NOTICE ASME-B40.1,Gauges-Pressure Indicating Dial Type-Elastic Element,was adopted on October 3,1994 for use by the Department of Defense (DoD).Proposed changes by DoD activities must be submitted to the DoD Adopting Activity:Commanding Officer,Naval Construction Battalion Center,Code 156,1000 23rd Avenue,Port Hueneme,CA 93043-4301.DoD activities may obtain copies of this standard from the Standardization Document Order Desk,700 Robbins Avenue,Building 4D,Philadelphia,PA 19111-5094.The private sector and other Government agencies may purchase copies from the American Society of Mechanical Engineers,345 East 47th Street,New York,NY 10017.Custodians:Army-ME Navy-YD-1 Air Force-11 Adopting Activity Navy-YD-1 FSC 6685 DISTRIBUTION STATEMENT A.Approved for public release;distribution is unlimited.MAY 1992 SPECIAL NOTICE ASME B40.1-1991 GAUGES-PRESSURE INDICATING DIAL TYPE-ELASTIC ELEMENT ASME 840.1-1991 was issued with misprints.A complimentary copy o f the corrected version is enclosed.Please discard the original issue.We apologize for any inconvenience.THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS 345 East 47th Street,New York,N.Y.10017 K1591 N ASME B40.1-1991(REVISION OF ANSVASME B40.1-1985)!Gauges-Pressure(7 I-i Indicating Dial Type-Elastic Element AN AMERICAN NATIONAL STANDARD I:(1 .,I The American Society of Mechanical Engineers!t IERIC AN NATIONAL STANDARD Gauges-Pressure Indicating Dial Type-Elastic Element ASME B40.1-1991(REVISION OF ANSVASME B40.1-1985)The American Society of Mechanical Engineers 345 East 47th Street,New York,N.Y.10017 Date of Issuance:September 27,I991 This Standard will be revised when the Society approves the issuance of a new edition.There will be no addenda or written interpretations of the re-quirements of this Standard issued to this Edition.ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria for American National Standards,The Consensus Committee that approved the code or standard was balanced to assure that individuals from competent and concerned interests have had an.opportunity to participate.The proposed code or standard was made available for public review and comment which provides an opportunity for additional public input from industry,academia,regulatory agencies,and the public-at-large.ASME does not approve,rate,or endorse any item,construction,proprietary device,or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connection with any items mentioned in this document,and does not undertake to insure anyone uti1izing.a standard against liability for infringement of any applicable Letters Patent,nor assume any such liability.Users of a code or standard are expressly advised that the determination of the validity of any such patent rights,and the risk of the infringement of such rights,is entirely their own responsibility.Participation by federal agency representative(s)or person(s)affiliated with industry is not to.be interpreted as government or industry endorsement of this code or standard.ASME accepts responsibilityfor only those interpretations issued in accordance with governing ASME procedures and policies which preclude the issuance of interpretations by individual vol-unteers.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS Copyright O 1991 by All Rights Reserved Printed in U.S.A.FOREWORD(This Foreword i s not part of ASME 640.1-1991)ASME Standards Committee B40 is comprised of a balanced cross section of pressure gauge users,manufacturers,and interested members representing governmental agencies,testing laboratories,and other standards producing bodies.All are convinced that na-tional standards such as this one serve not only to provide product performance and configuration guidelines,but also to inform and update the specifier and user regarding the science of pressure gauge production,application,and use.The standards are vehicles by which the Committee as a bodycan transmit to users the benefits of their combined knowledge and experience as regards the proper and safe use of pressure gauges.The Committee,in its continual effort to make the B40.1 pressure gauge standard more informative and comprehensive,has scrutinized this document and has made the following additions and improvements:(U)all definitions,previously listed in both the main document and the Appendix,have been combined;(b)certain new definitions have been added;(c)pressure equivalents of sea water,and water at 60F have been added;(d)paragraphs related to Insatllation,Vibration Failure,and Vibration-Induced Fail-(e)Accuracy Test Procedure has been clarified;cf)Liquid Filled Gauge Test added;(g)Case-Slow Leak Test added;(h)l