ASME B16.38-2023 Large Metallic Valves for Gas Distribution Manually Operated, NPS2½(DN 65) to NPS 12 (DN 300),125 psig (8.6 bar) Maximum 用于气体分配的大型金属阀门手动操作，NPS21.2(DN65)至 NPS12(DN300) ，最大125psig (8.6 bar).pdf

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LargeMetallicValves

forGasDistribution

ManuallyOperated,NPS2112

(ON65)toNPS12(DN300),

125psig(8.6bar)Maximum

ANAMERICANNAτIONALSTANDARD

LargeMetallicValves

forGasDistribution

ManuallyOperated,NPS2li

(ON65)toNPS12(ON300),

125psig(8.6bar)Maximum

ANAMERICANNATIONALSTANDARD

r毛泪元、

）€※SI

t与信bζJTheAmericanSocietyof

、主）rJJMechanicalEnginee『STwoParkAvenue•NewYork,NY•10016USA

DateofIssuance:December22,2023

Thenextedition。fthisStandardisscheduledforpublicationin2028.

Thisc。de。rstandardwasdevelopedunderproceduresaccreditedasmeetingthecriteriaforAmericanNationalStandards.The

standardscommitteethatapprovedthec。deorstandardwasbalancedtoensurethatindividualsfromcompetentand

concernedinterestshadanoppo同unitytoparticipate.Theproposedcodeorstandardwasmadeavailableforpublic

reviewandcomment,whichprovidedanopp。同unityforadditionalpublicinputfromindustry,academ惜，regulatoryagenci凹，

andthepublic-at-large.

ASMEdoesnot飞ppr。ve;·certify，＂“rate；’。rend。rse”anyitem,constructi。n,proprieta町device,oractivity.ASMEdoesnot

takeanyp。siti。nwithrespecttothevalidityofanypatentrightsassertedinc。nnecti。nwithanyitemsmentionedinthis

document,anddoesnotundertaketoinsureanyoneutilizingastandardagainstliabilityforinfringement。fanyapplicable

letterspatent,nordoesASMEassumeanysuchliability.Users。facodeorstandardareexpresslyadvisedthatdeterminati。n。f

thevalidityofanysuchpatentrights,andtheriskofinfringementofsuchrights,isentirelytheirownresponsibility.

Participationbyfederalagencyrepresentativesorpersonsaffiliatedwithindust时，snottobeinter

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