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MIL-PRF-122A

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MIL-PRF-122A, PERFORMANCE SPECIFICATION, RESISTORS, FIXED, PRECISION, ESTABLISHED RELIABILITY, GENERAL SPECIFICATION FOR (19 FEB 1990) [SUPERSEDING MIL-R-122] [S/S BY DSCC DWGS 97009, 97010 AND 97011]., This specification covers the general requirements for hermetically sealed, high precision, low reactance, fixed, resistors that possess a high degree of stability with respect to time under severe life failure rates ranging from 1 percent to 0.001 percent per 1,000 hours (see 1.2.1.2). These failure rates are established at 60percent confidence on the basis of life tests.

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【英文标准名称】:Elastomericseals-Materialrequirementsforpipejointsealsusedinwateranddrainageapplications-Part4:Castpolyurethanesealingelements(includesAmendmentsA1:2002+A2:2005);EnglishversionofDINEN681-4:2006-11
【原文标准名称】:弹性体密封件.给排水用管道连接密封件的材料要求.第4部分:聚氨酯铸塑密封件(包括修改件A1-2002+A2-2005)
【标准号】:DINEN681-4-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:CE标记;合格证明书;认证(认可);合格;排水;弹性体;衬垫;作标记;材料;管道;管系统;聚氨酯;生产控制;橡胶;橡胶技术;密封层(剂);密封件;污水工程;规范(验收);暴雨排泄;试验;热塑性聚合物;输水管道;给水和废物排放系统(建筑);水密材料;不透水性试验
【英文主题词】:
【摘要】:ThisStandardspecifiesrequirementsformaterialsusedinfactorycastpolyurethanesealingelementsusedinjointsfordrainage,sewerageandrainwatersystemsandnonpotablewatersupplyforcontinuousflowupto45℃.Generalrequirementsforfinishedjointsealsarealsogiven;anyadditionalrequirementscalledforbytheparticularapplicationarespecifiedintherelevantproductstandardstakingintoaccountthattheperformanceofpipejointsisafunctionofthesealmaterialproperties,sealgeometryandpipejointdesign.ThisStandardisapplicabletojointsealsforallpipelinematerials,includingiron,steel,clay,fibrecement,concrete,plasticsandglass-reinforcedplastics.
【中国标准分类号】:J22
【国际标准分类号】:23_040_80
【页数】:18P.;A4
【正文语种】:英语


【英文标准名称】:Fork-lifttrucks-Fork-armextensionsandtelescopicforkarms-Technicalcharacteristicsandstrengthrequirements
【原文标准名称】:叉式装卸车.叉形臂扩展部分和能自由伸缩的叉形臂.技术特性和强度要求
【标准号】:BSISO13284-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-06-05
【实施或试行日期】:2003-06-05
【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】:
【英文主题词】:Characteristics;Definition;Definitions;Forkarms;Forktrucks;Handlingequipment;Industrialtrucks;Lifttrucks;Mechanicalproperties;Specifications;Strengthofmaterials;Telescopic;Testing;Tine
【摘要】:ThisInternationalStandardspecifiestechnicalcharacteristicsandstrengthrequirementsforfork-armextensionsandtelescopicforkarmsforfork-lifttrucks.Itappliestofork-armextensionsandtelescopicforkarmsdesignedforuseonstackinglifttrucks,asdefinedinISO5053,havingfork-armcarriersand,inthecaseoffork-armextensions,hook-onforkarmsconformingtoISO2330.ThisInternationalStandarddoesnotapplytointegraltransversetelescopicforkdevicesorscissor-actionreachdevices.
【中国标准分类号】:J83
【国际标准分类号】:53_060
【页数】:16P.;A4
【正文语种】:英语