BS TA 58-1974 钛-铜合金板材规范(抗拉强度520-640MPa)(最大厚度10mm)

上一篇: BS 2TA 12-1974 钛铝钒合金锻坯规范(抗拉强度900-1160MPa)(限定等圆断面150mm)
下一篇: BS 2HR 201-1974 镍-铬-钛-铝耐热合金板材、薄板材和带材(镍基、Cr19.5、Ti2.2、Al1.4)规范

【英文标准名称】:StandardTestMethodforMeasurementofInternalStressofPlatedMetallicCoatingswiththeSpiralContractometer
【原文标准名称】:螺旋收缩仪测量电镀金属镀层内应力的标准试验方法
【标准号】:ASTMB636-1984(2010)
【标准状态】:现行
【国别】:
【发布日期】:1984
【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】:B08.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:internalstresstest;metallicdeposit;Electroplatedcoatings;Internalstress;Ironproducts(general)--electrodepositedcoatings;Metalliccoatings;Spiralcontractometer;Steel--electrodepositedcoatings;Stress--metallicmaterials;Stresscracking
【摘要】:Thespiralcontractometer,properlyused,willgivereproducibleresults(see8.5)overawiderangeofstressvalues.Internalstresslimitswiththismethodcanbespecifiedforusebyboththepurchaserandtheproducerofplatedorelectroformedparts.Platingwithlargetensilestresseswillreducethefatiguestrengthofaproductmadefromhigh-strengthsteel.Maximumstresslimitscanbespecifiedtominimizethis.Otherpropertiesaffectedbystressincludecorrosionresistance,dimensionalstability,cracking,andpeeling.Incontrolofelectroformingsolutions,theeffectsofstressaremorewidelyrecognized,andthecontrolofstressisusuallynecessarytoobtainausableelectroform.Internalstresslimitscanbedeterminedandspecifiedforproductioncontrol.Internalstressvaluesobtainedbythespiralcontractometerdonotnecessarilyreflecttheinternalstressvaluesfoundonapartplatedinthesamesolution.Internalstressvarieswithmanyfactors,suchascoatingthickness,preparationofsubstrate,currentdensity,andtemperature,aswellasthesolutioncomposition.Closercorrelationisachievedwhenthetestconditionsmatchthoseusedtocoatthepart.1.1Thistestmethodcoverstheuseofthespiralcontractometerformeasuringtheinternalstressofmetalliccoatingsasproducedfromplatingsolutionsonahelicalcathode.Thetestmethodcanbeusedwithelectrolyticandautocatalyticdeposits.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Internationalelectrotechnicalvocabulary.Rotatingmachines
【原文标准名称】:国际电工词汇表.旋转机器
【标准号】:BSIEC60050(411)-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-10-15
【实施或试行日期】:1997-10-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:加速度控制;轴承;电刷;换向器;冷却系统;集流设备;定义(术语);电力变换器;电气外壳;发电机;电机;电动机;接线端;电气工程;电气设备;电子工程;机械;多语种的;额定值;旋转电机;旋转机械;旋转部件;轴(旋转);术语学;术语;词汇表
【英文主题词】:Accelerationcontrol;Bearings;Brushes(electricalcomponents);Commutators;Coolingsystems;Current-collectingequipment;Definitions;Electricconvertors;Electricenclosures;Electricgenerators;Electricmachines;Electricmotors;Electricterminals;Electricalengineering;Electricalequipment;Electronicengineering;Machines;Multilingual;Ratings;Rotatingelectricmachines;Rotatingmachines;Rotatingparts;Shafts(rotating);Terminology;Terms;Vocabulary
【摘要】:Thesecondeditionofchapter411oftheInternationalElectrotechnicalVocabulary(IEV)dealswithmachinery,windings,mechanicalparts,characteristicsaswellasoperatingandtesting.
【中国标准分类号】:K20
【国际标准分类号】:01_040_29;29_160_01
【页数】:200P.;A4
【正文语种】:英语