ASME_B40.5-1995.pdf

ASME B40.5950759670055175b32TDate of issuance:March 22,1995This Standard will be revised when the Society approves the issuance of a newedition.There will be no addenda or written interpretations of the requirementsof 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 forAmerican National Standards.The Consensus Committee that approved the code or standard wasbalanced to assure that individuals from competent and concerned interests have had an opportunityto participate.The proposed code or standard was made available for public review and commentwhich provides an opportunity for additional public input from industry.academia,regulatory agen-cies,and the public-at-large.ASME does not approve,rate,or endorseany item,construction.proprietary device.oractivity.ASME does not take any position with respect to the validity of any patent rights asserted inconnection with any items mentioned in this document,and does not undertake to insure anyoneutilizing a standard against liability for infringement of any applicable Letters Patent,nor assumeany such liability.Users of a code or standard are expressly advised that determination of the validityof any such patent rights,and the risk of the infringement of such rights,is entirely their ownresponsibility.Participation by federal agency representative(s)or person(s)affiliated with industry is not to beinterpreted as government or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations issued in accordance with governingASME procedures and policies which preclude the issuance of interpretations by individual volun-teers.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.Copyright 1995 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll Rights ReservedPrinted in U.S.A.Cg猛CokeUSACokeCoke USA CokeUSAColaUSAASME B40.5950759b700551757266FOREWORD(This Foreword is not part of ASME B40.5-1995.)ASME Standards Committee B40 is comprised of a balanced cross-section of pressuregauge users,manufacturers,and interested individuals representing government agencies,testing laboratories,and other standard producing bodies.In order to assist in the selectionand use of snubbers,the Committee has developed this Standard.The Snubbers Standard has been prepared not only to provide performance guidelines,but also to inform and update the specifier and user regarding application and use.TheStandard is a vehicle by which the Committee can transmit to users the benefits of theircombined knowledge and experience regarding proper and safe use of snubbers.Suggestions for the improvement of this Standard are welcomed.They should be ad-dressed to the Secretary,ASME B40 Committee,United Engineering Center,345 E.47thSt.,New York,N.Y.10017.The formulation and approval of this Standard does not include investigation or con-sideration of patents.Neither ASME nor the B40 Committee shall be responsible foridentifying applicable patents or for conducting inquiries into the legal validity or scopeof patents brought to their attention.Prospective users of the Standard are responsiblefor protecting themselves against any patent infringement liability.The Standard is advisory only.Its use is entirely a voluntary matter and shall in noway preclude the manufacture or use of products that do not conform.Neither ASMEnor the B40 Committee assumes responsibility for the effects of observance or non-observance of recommendations made herein.This Standard was approved by the ASME B40 Standards Committee and approvedas an American National Standard by the American National Standards Institute onFebruary 20,1995.i进CeabalaCokeUSACokeCoke USA CokeUSAColaUSAASME B40.5950759b7005517581T2ASME STANDARDS COMMITTEE B40Specifications for Pressure and Vacuum Gauges(The following is the roster of the Committee at the time of approval of this Standard.)OFFICERSR.D.Bissell,ChairA.B.Schupp,Vice ChairK.Wessely,SecretaryCOMMITTEE PERSONNELR.A.Andrews,Span Instruments.Plano,TexasW.H.Baier,DuPage institute of Research Education,Downer Grove,IllinoisG.Becker,Putney,VermontR.D.Bissell,Orange,ConnecticutJ.C.Bowen,Huntingdon Valley,PennsylvaniaR.Bross,AMETEK/U.S.Gauge Division,Sellersville,PennsylvaniaF.Bylsma,Equipment Specialist,Battle Creek,MichiganM.D.Dantona,Duro Instrument,Inc.,Oceanside,New YorkT.A.Duff,Chalfont,PennsylvaniaH.H.Kaemmer,Fluid Controls Institute,Inc.,Morristown,New JerseyP.Moes,U.S.Government.Richmond.VirginiaD.B.Pearl,Continental Precision,Ft.Lauderdale,FloridaC.J.Reed,Palm Harbor.FloridaS.Rosenblatt,Massapequa Park,New YorkC.L.Savage,Ill,Naval Ship Systems Engineering Station,Philadelphia,PennsylvaniaH.Schindler,Woodland Hills,CaliforniaJ.E.Schott,Opcrotion Maintenance Specialties,inc.,Charlutte,North CarolinaA.B.Schupp,Trend Instruments,inc.,Venice,FloridaW.H.Slonaker,Weiss Instruments.Inc.,West Babylon,New YorkR.W.Wakeman,Marshalltown Instruments,Hastings,NebraskaG.A.Leigh,A/ternate,Long Beach,New YorkF.L.Walicki,A/ternate,Naval Surface Warfare Center,Philadelphia,PernsylvaniaSUBCOMMITTEE 2-GAUGE ATTACHMENTSM.A.Lueck,ChairR.Adkins,Hyatt Instrument Co.,Bridge City.TexasB.Barmore,OED,Inc.,Santa Ana,CaliforniaR.D.Bissell,Consu/tant,Orange.ConnecticutR.Bross,AMETEK/U.S.Gauge Division,Sellersville,PennsylvaniaM.D.Dantona,Duro Instrument,Inc.,Oceanside,New YorkT.A.Duff,Chalfont,PerrisylvaniaJ.I.Fellman,Wika Instrument Corp.Lawrenceville,GeorgiaR.E.Honer,Jr.,Perma-Cal Corp.Monrovia.CaliforniaG.A.Leigh,Long Beach.New YorkM.A.Lueck,Mid-West Instrument,Sterling Heights,MichiganD.B.Pearl,Continental Precision,Ft.Lauderdale,FioridaC.J.Reed,Palm Harbor,FloridateabalaCokeUSACokeCoke USA CokeUSAColaUSA