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【英文标准名称】:Aerospaceseries-Screws,100°countersunkhead,offsetcruciformrecess,threadedtohead,inheatresistingsteelFE-PA92HT(A286),silverplated-Classification:900MPa(atambienttemperature)/650°C;GermanversionEN2940:1995
【原文标准名称】:航空航天系列.镀银耐高温钢FE-PA92HT(A286)全螺纹偏置十字槽100度沉头螺钉.等级:900MPa(室温)/650℃;德文版本EN2940:1995
【标准号】:DINEN2940-1995
【标准状态】:现行
【国别】:德国
【发布日期】:1995-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:固定力矩十字形槽;高扭矩;螺纹;表面处理;耐热材料;沉头螺钉;航空运输;镀银;尺寸;特性;螺钉;飞行器;紧固件;航空航天运输;高温;材料;航天运输;分类系统;规范(验收);钢
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Classificationsystems;Countersunkheadscrews;Dimensions;Fasteners;Heat-resistantmaterials;Hightemperature;Materials;Properties;Recessedheadscrews;Screws(bolts);Silvercoating;Silver-coated;Spacetransport;Specification(approval);Steels;Surfacetreatment;Threads;Torq-Set;Torq-setrecesses
【摘要】:Thisdocumentspecifiesthecharacteristicsofscrewswith100?countersunkheadwithoffsetcruciformrecess,threadedtohead,inFE-PA92HT,silverplated,foraerospaceapplications.
【中国标准分类号】:V20
【国际标准分类号】:49_030_20
【页数】:7P.;A4
【正文语种】:德语


【英文标准名称】:StandardPracticeforRepairofaRigidCellularPolyurethaneInsulationSystemonOutdoorServiceVessels
【原文标准名称】:室外容器上刚性蜂窝式聚氨酯绝缘系统检修的标准实施规程
【标准号】:ASTMC950/C950M-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:C16.40
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:coating;outdoorservicevessels;sprayfoam;Outdoorserviceequipment;Polyurethaneinsulation;Repairing;Rigidthermalinsulation
【摘要】:1.1Thispracticecoverstherepairofspray-appliedpolyurethaneinsulationonvesselsnormallyoperatingattemperaturesbetweenx2212;30and+107x00B0;C[x2212;22and+225x00B0;F].1.2Warning8212;Attemperaturesbelow0x00B0;C[32x00B0;F]theapplicationofasprayx201C;foamx201D;directlyontothecoldsubstratemaynotbepossible.Thetermx201C;foamx201D;appliestospray-appliedpolyurethaneorpolyisocyanurate(PURorPIR)rigidcellularplasticonly,andnottoanyotherplasticinsulation.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatementsee1.2.
【中国标准分类号】:Q25
【国际标准分类号】:83_100
【页数】:2P.;A4
【正文语种】:英语