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MT 444-1995 煤矿用催化燃烧式低浓度甲烷传感器技术条件

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基本信息
标准名称:煤矿用催化燃烧式低浓度甲烷传感器技术条件
中标分类: 矿业 >> 矿山机械设备 >> 煤矿专用设备器材
替代情况:被AQ 6203-2006替代
发布部门:中华人民共和国煤炭工业部
发布日期:1996-03-08
实施日期:1996-08-01
首发日期:1900-01-01
作废日期:2006-12-01
起草单位:煤炭工业部煤矿安全标准化技术委员会气体检测及救护设备分会
出版日期:1900-01-01
页数:8页
适用范围

本 标准 规 定了煤矿用低浓度载体催化式甲烷传感器的技术要求、试验方法、检验规则、标志、包装、
运输和贮存。
本标 准 适 用于煤矿井下环境监测中使用的低浓度(0-4%)载体催化式甲烷传感器和高、低浓度甲
烷传感器(以下简称传感器)中利用载体催化原理测量低浓度甲烷部份。

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所属分类: 矿业 矿山机械设备 煤矿专用设备器材
下载地址: 点击此处下载
Product Code:SAE AS3566
Title:Nut, Self-Locking, Castellated, Prevailing Torque, UNJ 16 Pitch Thread Form
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:No scope available.【英文标准名称】:StandardTestMethodforCorrosivenessandOxidationStabilityofHydraulicOils,AircraftTurbineEngineLubricants,andOtherHighlyRefinedOils
【原文标准名称】:液压油、飞机涡轮发动机润滑油和其他高精炼油的腐蚀性和氧化稳定性的试验方法
【标准号】:ASTMD4636-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D02.09.0D
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:hydraulicfluid;lubricant;oxidationstability;Aircraftmaterials/applications(corrosiontesting);Aviationturbinefuels;Corrosion--petroleumproducts;Hydraulicfluids/oils;Lubricants(fluid);Oxidativestability;Petroleumproducts;Refinedoil
【摘要】:Thistestmethodsimulatestheenvironmentencounteredbyfullyformulatedlubricatingfluidsinactualserviceandusesanacceleratedoxidationratetopermitmeasurableresultstobeobtainedinareasonabletime.Theuseofmetalsprovidescatalyticreactivesurfacesofthosematerialscommonlyfoundinrealsystems.Thehightemperatureandairagitationhelpacceleratetheoxidationreactionsthatareexpectedtooccur.Moistureintheairaddsanotherrealisticconditionthatencouragesoilbreakdownbyfacilitatingacidformation.Interpretationofresultsshouldbedonebycomparisonwithdatafromoilsofknownfieldperformance.Theacceleratedconditionslikelywillcauseoneormoreofthefollowingmeasurableeffects:masschangeandcorrodedappearanceofsomemetals;changeofviscosity;increaseinacidnumber;measurablereactionproductsintheformofsludge;andmasslossofoilduetoevaporation.Thistestmethodismostsuitableforoilscontainingoxidationandcorrosioninhibitors.Withoutsuchingredient(s),theseveretestconditionswillyieldratherdrasticchangestotheoil.1.1Thistestmethodcoversthetestingofhydraulicoils,aircraftturbineenginelubricants,andotherhighlyrefinedoilstodeterminetheirresistancetooxidationandcorrosiondegradationandtheirtendencytocorrodevariousmetals.Petroleumandsyntheticfluidsmaybeevaluatedusingmoistordryairwithorwithoutmetaltestspecimens.1.2Thistestmethodconsistsofastandardtestprocedure,analternativeProcedure1,andanalternativeProcedure2.Astherearevariationspossiblewiththistestmethod,itwillbeuptotheparticularspecificationtoestablishtheconditionsrequired.Inadditiontotemperature,thevariablestospecifyifotherthanthoseofthestandardprocedureoralternativeProcedure1or2are:testtime,airflowandhumidity,samplefrequency,testfluidquantity,andmetalspecimen(s).1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3.1Exception8212;Thevaluesinparenthesesinsomeofthefiguresareprovidedforinformationonlyforthoseusingoldequipmentbasedonnon-SIunits.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:10P.;A4
【正文语种】:英语