MIL-C-83873A (NOTICE 1)
作者:标准资料网 时间:2024-05-07 03:35:28 浏览:8053
来源:标准资料网
MIL-C-83873A (NOTICE 1), MILITARY SPECIFICATION: CLEANING COMPOUND, PRECOATING SURFACE, AIRCRAFT AND AEROSPACE GROUND EQUIPMENT (AGE) (29 AUG 1996) [S/S BY MIL-C-87937]., Specification MIL-C-83873A dated 12 March 1993, is hereby canceled. Future procurements for this material should be made under MIL-C-87937, Type II, Military Specification Cleaning Compound, Aerospace Equipment.
【英文标准名称】:StandardTestMethodforDeterminationofAttritionandAbrasionofPowderedCatalystsbyAirJets
【原文标准名称】:用气流测定粉末催化剂的磨损和其特性表征的标准试验方法
【标准号】:ASTMD5757-2000(2006)
【标准状态】:现行
【国别】:
【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】:D32.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:催化剂;磨切;化学试剂;试验方法
【英文主题词】:abrasion;airjet;attrition;fines;powderedcatalysts
【摘要】:Thistestmethodisintendedtoprovideinformationconcerningtheabilityofapowderedcatalysttoresistparticlesizereductionduringuseinafluidizedenvironment.Thistestmethodissuitableforspecificationacceptance,manufacturingcontrol,andresearchanddevelopmentpurposes.1.1Thistestmethodcoversthedeterminationoftherelativeattritioncharacteristicsofpowderedcatalystsbymeansofairjetattrition.Itisapplicabletosphericallyorirregularlyshapedparticleswhichrangeinsizebetween10and180m,haveskeletaldensitiesbetween2.4and3.0g/cm3(2400and3000kg/m3)(seeIEEE/ASTMSI-10)andareinsolubleinwater.Particleslessthan20mareconsideredfines.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G74
【国际标准分类号】:71_040_30
【页数】:3P.;A4
【正文语种】:
Product Code:SAE AMS3022
Title:Reference Fluid for Testing Hydrocarbon Fuel Resistant Materials, 10% Aromatic Content
Issuing Committee:Ams Ce Elastomers Committee
Scope:This specification covers a hydrocarbon fluid mixture for use as a reference fuel test fluid to evaluate the ability of polymeric compounds to conform to designated requirements after immersion in the fluid at a specific temperature for a specified time, as required by an applicable specification.
