NF P22-258-1982 静负荷下空心型材和矩形空心型材焊接件.设计和检验
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【英文标准名称】:Weldedassembliesofhollowsectionsandrectangularhollowsectionssubjectedtostaticloading.Designandverification.
【原文标准名称】:静负荷下空心型材和矩形空心型材焊接件.设计和检验
【标准号】:NFP22-258-1982
【标准状态】:作废
【国别】:法国
【发布日期】:1982-09-01
【实施或试行日期】:1982-09-23
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:设计;特性;彼此间隔的;数学计算;机械强度;焊接接头;焊接;几何特性;计算;材料强度;验证;变形;筛网;检验荷载;几何;间距;焊接线点阵;断裂荷载;空心型材;偏心率;偏心的;动态荷载;动力荷载;金属型材
【英文主题词】:
【摘要】:
【中国标准分类号】:P26
【国际标准分类号】:25_160_10;91_080_10
【页数】:37P.;A4
【正文语种】:其他
Product Code:SAE AS1038
Title:Elbow, 90掳, Standard and Reducer, Bulkhead, Flared Tube
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.【英文标准名称】:StandardTestMethodforHydrocarbonTypesAnalysisofGas-OilSaturatesFractionsbyHighIonizingVoltageMassSpectrometry
【原文标准名称】:高电离电压质谱法分析气体油饱和馏分中烃类的标准试验方法
【标准号】:ASTMD2786-1991(2006)
【标准状态】:现行
【国别】:
【发布日期】:1991
【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】:D02.04.0M
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:烃类;润滑剂;光谱测定法;分析;石油产品;试验
【英文主题词】:gasoil;massspectrometry;petroleum;saturates
【摘要】:Aknowledgeofthehydrocarboncompositionofprocessstreamsandpetroleumproductsboilingwithintherangeof205to540x00B0;C(400to1000x00B0;F)isusefulinfollowingtheeffectofchangesinprocessvariables,diagnosingthesourceofplantupsetsandinevaluatingtheeffectofchangesincompositiononproductperformanceproperties.Thistestmethod,whenusedtogetherwithTestMethodD3239,providesadetailedanalysisofthehydrocarboncompositionofsuchmaterials.1.1Thistestmethodcoversthedeterminationbyhighionizingvoltagemassspectrometryofsevensaturatedhydrocarbontypesandonearomatictypeinsaturatepetroleumfractionshavingaveragecarbonnumbers16through32.Thesaturatetypesincludealkanes(0-rings),single-ringnaphthenes,andfivefusednaphthenetypeswith2,3,4,5,and6rings.Thenonsaturatetypeismonoaromatic.Noncondensednaphthenesareanalyzedassinglerings.Samplesmustbenonolefinicandmustcontainlessthan5volume%monoaromatic.Compositiondataareinvolumepercent.1.2ThevaluesstatedinacceptableSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationpurposesonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_080
【页数】:8P.;A4
【正文语种】:
