BS M 56-1985 航空航天用聚四氟乙烯管密度和相对密度的测定方法
时间:2024-05-19 12:47:25 来源: 标准资料网 作者：标准资料网 阅读：9387
【英文标准名称】:Methodsfordeterminationofdensityandrelativedensityofpolytetrafluoroethylene(PTFE)tubingforaerospaceapplications
【原文标准名称】:航空航天用聚四氟乙烯管密度和相对密度的测定方法
【标准号】:BSM56-1985
【标准状态】:现行
【国别】:英国
【发布日期】:1985-02-28
【实施或试行日期】:1985-02-28
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:飞行器部件;物理性能测量;密度;密度柱;聚四氟乙烯;方程;相对密度;密度测量;数学计算;管;柔性管
【英文主题词】:
【摘要】:SpecifiesthreemethodsforthedeterminationofthedensityandrelativedensityofPTFEtubingusedinthemanufactureofmediumandhighpressurehoseassembliesforaerospaceapplications:1.Densitygradientcolumnmethodwithoutapreconditioningheatingandcoolingcycle.2.Waterdisplacementmethod.3.Densitygradientcolumnmethodwithapreconditioningheatingandcoolingcycle.
【中国标准分类号】:V13
【国际标准分类号】:49_080
【页数】:8P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforNonresidualLiquidHouseholdInsecticidesAgainstFlyingInsects
【原文标准名称】:无残效液体家用飞虫杀虫剂的标准试验方法
【标准号】:ASTME652-1991(2009)
【标准状态】:现行
【国别】:美国
【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】:E35.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Calibration--environmentalanalysisinstrumentation;Efficacy;Houseflyrearingtechnique;Insecticides;Liquidchemicals--agriculturalapplications;Nonresidualliquidhouseholdinsecticides
【摘要】:Thistestmethodprovidesasatisfactorymeansofdeterminingtherelativeefficacyofsprayformulationsagainsthouseflies(Muscadomestica,L).Testdataobtainedbythistestmethodmayalsobeadequatetosupportlabelclaimsfortheuseoftheproductagainstmosquitoes,gnats,flyingmoths,wasps,andcertainothersmallflyinginsects.Thistestmethodisnotdesignedtomeasuretheresidualactionofthesprayformulation.Asabiologicaltest,itissubjecttothevariationsthataccompanythereactionsoflivingorganisms.Itshouldbeemployedunderthesupervisionofpersonnelfamiliarwiththebiologicaltestingofinsecticides.1.1Thistestmethodcoversthedeterminationoftherelativeefficiencyofhouseholdandindustrial-use,contactinsecticidesdissolvedinbaseoils.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y44
【国际标准分类号】:71_100_99
【页数】:4P.;A4
【正文语种】:英语
【英文标准名称】:Fork-ends,incorrosion-resistantsteel,threaded,foraircraftcontrolwireropeturnbarrels-Dimensionsandloads
【原文标准名称】:航空器操纵钢丝绳旋转套筒用耐腐蚀钢制螺纹式叉形端.尺寸及载荷
【标准号】:BSISO9757-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-03-15
【实施或试行日期】:2001-03-15
【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】:接线端配件;金属丝绳;钢;飞行操纵;耐腐蚀钢;负荷;尺寸;松紧螺纹扣;飞行器部件
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Aircraftcontrols;Breakingload;Controlcables;Corrosion-resistantsteels;Designations;Dimensions;Forkends;Forkedbolts;Loading;Marking;Materials;Screws(bolts);Spacetransport;Specification(approval);Steels;Threads;Tighteningeyebolts;Tolerances(measurement);Turnbuckles
【摘要】:ThisInternationalStandardspecifiesthecharacteristicsoffork-ends,ineitherlowalloysteelorcorrosion-resistantsteel,foraircraftcontrolcableturnbarrels.
【中国标准分类号】:V22
【国际标准分类号】:49_035
【页数】:12P.;A4
【正文语种】:英语