ASME B16.18-2012 铸铜合金软钎焊连接压力管件
作者:标准资料网 时间:2024-05-08 22:15:05 浏览:9210
来源:标准资料网
【英文标准名称】:CastCopperAlloySolderJointPressureFittings
【原文标准名称】:铸铜合金软钎焊连接压力管件
【标准号】:ASMEB16.18-2012
【标准状态】:现行
【国别】:美国
【发布日期】:2012-01-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME/B16
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Castcopper;Copperalloys;Dimensions;Fittings;Marking;Materialsspecification;Metalpipes;Metaltubes;Pipecouplings;Pipelaying;Pressurepipes;Pressuretests;Size;Solderedjoints
【摘要】:ThisStandardforcastcopperalloysolderjointpressurefittingsdesignedforusewithcopperwatertubeestablishesrequirementsfor(a)pressuretemperatureratings(b)abbreviationsforendconnections(c)sizesandmethodofdesignatingopeningsoffittings(d)marking(e)material(f)dimensionsandtolerances(g)tests.
【中国标准分类号】:J15
【国际标准分类号】:23_040_40
【页数】:60P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforTotalMercuryinWater
【原文标准名称】:水中总贡含量的标准试验方法
【标准号】:ASTMD3223-2002(2007)e1
【标准状态】:现行
【国别】:
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;含量测定;水
【英文主题词】:atomicabsorption;coldvaportechnique;mercury;totalmercury
【摘要】:Thepresenceofmercuryinindustrialdischarge,domesticdischarge,andpotablewaterisofconcerntothepublicbecauseofitstoxicity.Regulationsandstandardshavebeenestablishedthatrequirethemonitoringofmercuryinwater.Thistestmethodprovidesananalyticalproceduretomeasuretotalmercuryinwater.1.1Thistestmethodcoversthedeterminationoftotalmercuryinwaterintherangefrom0.5to10.0956;gHg/L(1).Thetestmethodisapplicabletofreshwaters,salinewaters,andsomeindustrialandsewageeffluents.Itistheuser''sresponsibilitytoensurethevalidityofthistestmethodforwatersofuntestedmatrices.1.1.1Theanalystshouldrecognizethattheprecisionandbiasofthisstandardmaybeaffectedbytheotherconstituentsinallwaters,astap,industrial,river,andwastewaters.Thecoldvaporatomicabsorptionmeasurementportionofthismethodisapplicabletotheanalysisofmaterialsotherthanwater(sediments,biologicalmaterials,tissues,etc.)if,andonlyif,aninitialprocedurefordigestingandoxidizingthesampleiscarriedout,ensuringthatthemercuryinthesampleisconvertedtothemercuricion,andisdissolvedinaqueousmedia(2,3).1.2Bothorganicandinorganicmercurycompoundsmaybeanalyzedbythisprocedureiftheyarefirstconvertedtomercuricions.Usingpotassiumpersulfateandpotassiumpermanganateasoxidants,andadigestiontemperatureof95176;C,approximately100%recoveryoforganomercurycompoundscanbeobtained(2,4).1.3Therangeofthetestmethodmaybechangedbyinstrumentorrecorderexpansionorboth,andbyusingalargervolumeofsample.1.4Amethodforthedisposalofmercury-containingwastesisalsopresented(AppendixX1)(5).Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,see7.8and10.8.2.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:7P.;A4
【正文语种】:
【英文标准名称】:Electricalcablesforshipsandoffshore-units-Generalinstrumentation,controlandcommunicationcableswithscreen-TypeFMGCG
【原文标准名称】:船用和近海单位用电缆.带屏蔽的电信电缆.FMGCG
【标准号】:DIN89159-1995
【标准状态】:作废
【国别】:德国
【发布日期】:1995-03
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:控制系统;警报系统;定位设备;作标记;尺寸;敷设;电气工程;试验;规范(批准);导电体;无线电设备;造船;通信电缆;设计;电缆;电压;公差;直径;材料;海船;测量装置;电的;荧光屏;横断面
【英文主题词】:
【摘要】:
【中国标准分类号】:K13
【国际标准分类号】:33_120_10;47_020_60
【页数】:11P;A4
【正文语种】:德语
