ASTM B648-2010 巴氏压痕仪测定铝合金压痕硬度的标准试验方法
时间:2024-05-10 03:23:05 来源: 标准资料网 作者：标准资料网 阅读：9314
【英文标准名称】:StandardTestMethodforIndentationHardnessofAluminumAlloysbyMeansofaBarcolImpressor
【原文标准名称】:巴氏压痕仪测定铝合金压痕硬度的标准试验方法
【标准号】:ASTMB648-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:B07.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:TheBarcolImpressorisportableandthereforeusefulforinsitudeterminationofthehardnessoffabricatedpartsandindividualtestspecimensforproductioncontrolpurposes.Thistestmethodshouldbeusedonlyascitedinapplicablematerialspecifications.1.1ThistestmethodcoversthedeterminationofindentationhardnessofaluminumalloysusingaBarcolImpressor,ModelNo.934-1.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.2.1Exception8212;Thevaluesgiveninparenthesesareforinformationonly.Note18212;Anothermodel,No.935,isforuseonplasticsbutisnotincludedinthistestmethodandshouldnotbeusedforaluminumalloys.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H22
【国际标准分类号】:77_120_10
【页数】:4P.;A4
【正文语种】:
【英文标准名称】:Non-broadcastvideotaperecorders;timebasedstability
【原文标准名称】:非广播用磁带录像机时基稳定性
【标准号】:IEC60756-1991
【标准状态】:现行
【国别】:国际
【发布日期】:1991-04
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC100
【标准类型】:()
【标准水平】:()
【中文主题词】:视频记录;时间;稳定性;磁带录像机
【英文主题词】:Electricalengineering;Magneticrecorders;Magneticrecording;Measurement;Ratings;Recording;Recordingengineering;Recordingequipment;Reproductions;Searchfunction;Signaltransmission;Slowmotion;Stability;Synchronizingsignals;Time;Timebasestability;Variations;Videorecording;Videorecordingsystems;Videotaperecorders
【摘要】:Specifiesthetimebaseerrorsofthemonochromeaswellasofthecolourcompositevideosignalreproducedfromtwoheadhelical-scandomesticvideorecorders.Givescharacteristicsandmaximumvaluesofthetimebaseerrors.
【中国标准分类号】:M71
【国际标准分类号】:33_160_40
【页数】:21P.;A4
【正文语种】:英语
Product Code:SAE AMS4150
Title:Aluminum Alloy, Extrusions and Rings 1.0Mg - 0.60Si - 0.28Cu - 0.20Cr - (6061-T6) Solution and Precipitation Heat Treated
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of extruded bars, rods, wire, shapes, and tubing, flash welded rings fabricated from extruded stock, and stock for flash welded rings.