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1、IND-STDAPI527-93NOTICE~~I48m9999998O0358388m~__~~~~~__INOTICEOFIADOPTIONNOTICE1IADOPTIONI6April1992forAPISTD527-91THIRDEDITIONJuly1991SUPERSEDINGAPISTD527-78(R87)SECONDEDITION21June1989APISTD527-91wasadoptedon6April1992andisapprovedforusebytheDepartmentofDefense(D
2、oD).TheAmericanPetroleumInstitutehasfurnishedtheclearancerequiredbyexistingregulations.CopiesofthedocumentarestockedattheStandardizationDocumentsOrderDesk,Bldg.4D,700RobbinsAvenue,Philadelphia,PA19111-5094,forissuetoDoDactivitiesonly.Allothe-rrequestorsmustobtainc
3、opiesfrom:AmericanPetroleumInstitutePublicationsandDistributionSection1220LStreet,NorthwestWashington,DC20005TitleofDocument:SeatTightnessofPressureReliefValvesDateofSpecificIssueAdopted:July1991,ThirdEditionReleasingNon-GovernmentStandardsBody:AmericanPetroleumIn
4、stituteCustodians:MilitaryCoordinatingActivity:Army-MENavy-YDNavy-YDAirForce-99(Project4820-0628)ReviewActivities:Army-CEAirForce-82DLA-CSUserActivity:INavy-MCFSC4820COPYRIGHT2002;AmericanPetroleumInstituteDocumentprovidedbyIHSLicensee=SincorVenezuela/5934214100,U
5、ser=,08/14/200211:00:35MDTQuestionsorcommentsaboutthismessage:pleasecalltheDocumentPolicyManagementGroupat1-800-451-1584.APISTD*52791m073227000996822mDSeatTightnessofPressureReliefValvesAPISTANDARD527THlRDEDITION,JULY1991DAmericanPetroleumInstitute1220LStreet,Nort
6、hwestWashington,D.C.2000541’BCOPYRIGHT2002;AmericanPetroleumInstituteDocumentprovidedbyIHSLicensee=SincorVenezuela/5934214100,User=,08/14/200211:00:35MDTQuestionsorcommentsaboutthismessage:pleasecalltheDocumentPolicyManagementGroupat1-800-451-1584.APISTD*52791E073
7、22900099b834ESeatTightnessofPressureReliefValvesRefiningDepartmentAPISTANDARD527THIRDEDITION,JULY1991AmericanPetroleumInstituteCOPYRIGHT2002;AmericanPetroleumInstituteDocumentprovidedbyIHSLicensee=SincorVenezuela/5934214100,User=,08/14/200211:00:35MDTQuestionsorco
8、mmentsaboutthismessage:pleasecalltheDocumentPolicyManagementGroupat1-800-451-1584..APISTD*52771m07322700099684bmSPECIALNOTES1.APIPUBLICATIONSNECESSARILY
