MIL-PRF-27F

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MIL-PRF-27F, PERFORMANCE SPECIFICATION: TRANSFORMERS AND INDUCTORS (AUDIO, POWER, AND HIGH-POWER PULSE), GENERAL SPECIFICATION FOR (25 JUN 1999) [SUPERSEDING MIL-T-27E]., This specification covers the general requirements for power transformers, power inductors, audio transformers, audio inductors, high power pulse transformers, charging inductors, saturable transformers and saturable inductors for use in electronic and communication equipment. This specification covers transformers and inductors weighing 300 pounds or less or having root-mean-square (rms) test-voltage ratings 0f 50,000 volts or less, and also high-power pulse transformers where the peak pulse power is greater than 5 watts. Transformer and inductor assemblies incorporating any other active or passive components do not come within the scope of this specification.

 

MIL-PRF-27F (NOTICE 1), PERFORMANCE SPECIFICATION: TRANSFORMERS AND INDUCTORS (AUDIO, POWER, AND HIGH-POWER PULSE), GENERAL SPECIFICATION FOR (05 DEC 2005)., MIL-PRF-27F, dated 25 February 2001, has been reviewed and determined to be valid for use in acquisition

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【英文标准名称】:StandardTestMethodforRubberProperty-PuseyandJonesIndentation
【原文标准名称】:普西和琼斯橡胶压缩的标准试验方法
【标准号】:ASTMD531-2000(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【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】:D11.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:hardness;indentationhardness;relativehardness;plastometer;Indentation;Plastisolsandorganosols;Pusey&Jonesplastometer
【摘要】:ThePuseyandJonesindentationvalueisthedepthofindentation,expressedinhundredthsofamillimetre,ofaball3.175mm(0.1250in.)indiameterunderanexpressedforceof9.8N(2.2lbf).Thisvaluemaybeusedtocomparetheindentationresistanceofrubberandrubber-likematerials.TheindentationvalueobtainedshouldnotbeconfusedwithhardnessasmeasuredbyTestMethodD1415,sinceinthelattertesttherubberimmediatelyadjacenttotheindentorisprecompressed.1.1Thistestmethodcoversthedeterminationoftheindentationofrubberorrubber-likematerialsbymeansofthePuseyandJonestypeofplastometer.Thisapparatusisusedtomeasurethedepthofindentationofanindentor,underfixedforceintothesurfaceofaspecimen.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:4P.;A4
【正文语种】:英语


【英文标准名称】:StandardPerformanceSpecificationforWomensandGirlsWovenRainwearandAll-Purpose,Water-RepellentCoatFabrics
【原文标准名称】:妇女及女孩用机织雨衣与适合各种用途的防水上胶织物的标准性能规范
【标准号】:ASTMD3779a-1995
【标准状态】:作废
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:机织物;质量;布;纺织品试验;试验;性能试验;纺织材料;女人;雨衣裤;女孩;服饰;衣服
【英文主题词】:cloth;clothing;girls;wovenfabrics;performancetests;textiles;women;textiletesting;quality;testing;rainwear
【摘要】:
【中国标准分类号】:Y76
【国际标准分类号】:61_020
【页数】:5P;A4
【正文语种】:英语