NF A49-220-1990 钢管.高温用带环槽无缝钢管.尺寸.交货技术条件
时间:2024-05-25 16:05:05 来源: 标准资料网 作者：标准资料网 阅读：9162
【英文标准名称】:Steeltubes.Groovedseamlesssteeltubesforuseathightemperature.Dimensions.Technicaldeliveryconditions.
【原文标准名称】:钢管.高温用带环槽无缝钢管.尺寸.交货技术条件
【标准号】:NFA49-220-1990
【标准状态】:现行
【国别】:法国
【发布日期】:1990-12-01
【实施或试行日期】:1990-12-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:材料的物理性质;检验;非合金钢;尺寸;管;机械性能;钢管;合金钢;作标记;钢;化学成份;等级(质量);无缝管;锅炉;外观;压扁试验;扩张试验;拉力试验;线密度;材料的机械性能;抗拉试验;尺寸公差;质量等级;耐热材料;耐热钢
【英文主题词】:
【摘要】:
【中国标准分类号】:H48
【国际标准分类号】:23_040_10;27_060_30;77_140_75
【页数】:29P;A4
【正文语种】:其他
【英文标准名称】:Petroleumandnaturalgasindustries-Drillingandwell-servicingequipment
【原文标准名称】:石油和天然气工业.钻井和油井辅助设备
【标准号】:ISO14693-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC67
【标准类型】:()
【标准水平】:()
【中文主题词】:设备;旋转钻进;石油;旋转表;材料;检验;试验;定义;安全阀;阀门;天然气工业;质量保证;钻探工作;海上平台;钻削;矿物油;近海建设工程;钻孔设备;石油工业;作标记;天然气;质量控制;工业;焊接
【英文主题词】:Definitions;Drilling;Drillingequipment;Drillingworks;Englishlanguage;Equipment;Industries;Inspection;Marking;Materials;Mineraloils;Naturalgas;Naturalgasindustries;Offshoreconstructionworks;Offshoreplatforms;Oilindustries;Petroleum;Pressurepipes;Qualityassurance;Qualitycontrol;Rotarydrilling;Rotarytable;Safetyvalves;Testing;Valves;Welding
【摘要】:ThisInternationalStandardprovidesgeneralprinciplesandspecifiesrequirementsfordesign,manufactureandtestingofnewdrillingandwell-servicingequipmentandofreplacementprimaryload-carryingcomponentsmanufacturedsubsequenttothepublicationofthisInternationalStandard.ThisInternationalStandardisapplicabletothefollowingequipment:a)rotarytables;b)rotarybushings;c)rotaryslips;d)rotaryhoses;e)pistonmud-pumpcomponents;f)drawworkscomponents;g)spidersnotcapableofuseaselevators;h)manualtongs;i)safetyclampsnotusedashoistingdevices;j)powertongs,includingspinningwrenches.AnnexAgivesanumberofstandardizedsupplementaryrequirementswhichapplyonlywhenspecified.
【中国标准分类号】:E92
【国际标准分类号】:75_180_10
【页数】:81P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforDeterminingSandwichBeamFlexuralandShearStiffness
【原文标准名称】:夹层梁抗弯和剪切刚度测定标准规范
【标准号】:ASTMD7250/D7250M-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【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】:D30.09
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:coreshearmodulus;flexuralstiffness;sandwichconstruction;sandwichdeflection;shearrigidity;shearstiffness
【摘要】:Flexuretestsonflatsandwichconstructionsmaybeconductedtodeterminethesandwichflexuralstiffness,thecoreshearstrengthandshearmodulus,orthefacingscompressiveandtensilestrengths.Teststoevaluatecoreshearstrengthmayalsobeusedtoevaluatecore-to-facingbonds.Thispracticeprovidesastandardmethodofdeterminingsandwichflexuralandshearstiffnessandcoreshearmodulususingcalculationsinvolvingmeasureddeflectionsofsandwichflexurespecimens.Testscanbeconductedonshortspecimensandonlongspecimens(orononespecimenloadedintwoways),andtheflexuralstiffness,shearrigidityandcoreshearmoduluscanbedeterminedbysimultaneoussolutionofthecompletedeflectionequationsforeachspanoreachloading.Ifthefacingmodulusvaluesareknown,ashortspanbeamcanbetestedandthecalculatedbendingdeflectionsubtractedfromthebeamrsquo;totaldeflection.Thisgivesthesheardeflectionfromwhichthetransverseshearmoduluscanbedetermined.Note18212;CoreshearstrengthandshearmodulusarebestdeterminedinaccordancewithTestMethodC273providedbarecorematerialisavailable.Note28212;Forcoreswithhighshearmodulus,thesheardeflectionwillbequitesmallandordinaryerrorsindeflectionmeasurementswillcauseconsiderablevariationsinthecalculatedshearmodulus.Note38212;Toinsurethatsimplesandwichbeamtheoryisvalid,agoodruleofthumbforafour-pointbendingtestisthespanlengthdividedbythesandwichthicknessshouldbegreaterthan20(L1/d>20)withtheratiooffacingthicknesstocorethicknesslessthan0.1(t/cx003C;0.1).1.1Thispracticecoversdeterminationoftheflexuralandtransverseshearstiffnesspropertiesofflatsandwichconstructionssubjectedtoflexureinsuchamannerthattheappliedmomentsproducecurvatureofthesandwichfacingplanes.Permissiblecorematerialformsincludethosewithcontinuousbondingsurfaces(suchasbalsawoodandfoams)aswellasthosewithdiscontinuousbondingsurfaces(suchashoneycomb).Thecalculationmethodsinthispracticearelimitedtosandwichbeamsexhibitinglinearforce-deflectionresponse.ThispracticeusestestresultsobtainedfromTestMethodsC393/C393Mand/orD7249/D7249M.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetexttheinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B70
【国际标准分类号】:79_060_01
【页数】:8P.;A4
【正文语种】:英语