JB 4311.5-1991 间接电阻炉 RJ系列自然对流井式电阻炉

作者:标准资料网 时间:2024-05-09 13:17:01   浏览:8626   来源:标准资料网
下载地址: 点击此处下载
基本信息
标准名称:间接电阻炉 RJ系列自然对流井式电阻炉
中标分类: 电工 >> 电气设备与器具 >> 工业电热设备
替代情况:JB 4311.5-1987;被JB/T 4311.5-2002代替
发布日期:
实施日期:1992-07-01
首发日期:
作废日期:
出版日期:
页数:11页
适用范围

没有内容

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 电工 电气设备与器具 工业电热设备
下载地址: 点击此处下载
【英文标准名称】:ClayDrainTile
【原文标准名称】:粘土排水瓦管
【标准号】:ASTMC4-1996
【标准状态】:作废
【国别】:美国
【发布日期】:1996
【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】:粘土;面砖;板;建筑;施工材料;材料
【英文主题词】:materials;construction;plates;tiles;clay;constructionmaterials
【摘要】:
【中国标准分类号】:Q10
【国际标准分类号】:91_100_20
【页数】:
【正文语种】:英语


【英文标准名称】:StandardPracticeforSamplingSoilsandContaminatedMediawithHand-OperatedBucketAugers
【原文标准名称】:使用手动斗式螺旋钻的土壤和被污染介质取样的标准规程
【标准号】:ASTMD6907-2005e1
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D34.01.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:污染物;斗式;土壤;取样;土壤普查;断面图;螺旋钻;手动的;介质
【英文主题词】:auger;barrelauger;bucketauger;environmental;sampling;samplingequipment;soil;soilsampling;waste;wastemanagement
【摘要】:Bucketaugersarerelativelyinexpensive,readilyavailable,availableindifferenttypesdependingonthemediatobesampled,andmostcanbeeasilyoperatedbyoneperson.Theycollectareasonablycylindricalbutdisturbedsampleofsurfaceorsubsurfacesoilorwaste.Theyaregenerallynotsuitedforsamplinggravellyorcoarsersoilandareunsuitableforsamplingrock.Bucketaugersarecommonlyusedequipmentbecausetheyareinexpensivetooperate,especiallycomparedtopoweredequipment(thatis,directpushanddrillrigs).Whenevaluatedagainstscrewaugers,bucketaugersgenerallycollectlargersampleswithlesschanceofmixingwithsoilfromshallowdepthsbecausethesampleisretainedwithintheaugerbarrel.Bucketaugersarecommonlyusedtodepthsof3mbuthavebeenusedtomuchgreaterdepthsdependinguponthesoilorwastecharacteristics.Thesamplingdepthislimitedbytheforcerequiredtorotatetheaugerandthedepthatwhichtheboreholecollapses(unlessborecasingsorlinersareused).Bucketaugersmaynotbesuitableforthecollectionofsamplesfordeterminationofvolatileorganiccompoundsbecausethesampleisdisturbedduringthecollectionprocess,whichmayleadtolossesresultinginachemicallyunrepresentativesample.1.1Thispracticedescribestheproceduresandequipmentusedtocollectsurfaceandsubsurfacesoilandcontaminatedmediasamplesforchemicalanalysisusingahand-operatedbucketauger(hereafterreferredtoasabucketauger;sometimesreferredtoasabarrelauger).Severaltypesofbucketaugersexistandaredesignedforsamplingvarioustypesofsoil.Allbucketaugerscollectdisturbedsamples,butbucketaugerscanalsobeusedtoaugertothedesiredsamplingdepthandthen,usingacore-typesampler,collectarelativelyundisturbedsample.1.2Thispracticedoesnotcovertheuseoflarge(12-in.orgreaterdiameter)bucketaugersmechanicallyoperatedbylargedrillrigsorsimilarequipment,suchasthosedescribedinPracticeD1452,section3.2.4.1.3Thetermbucketaugerisusedtodifferentiatethistypeofhandoperatedaugerfromothersofthesolidorhollowstemtypesthatarealsohandheldoroperated.1.4Thispracticedoesnotaddresssamplingobjectives(seePracticeD5792),generalsampleplanning(seeGuideD4687),samplingdesign(forexample,wheretocollectsamplesandwhatdepthtosample[seeGuideD6044]),samplingforvolatileorganiccompounds(seeGuideD4547),equipmentcleaninganddecontamination(seePracticeD5088),samplehandlingaftercollectionsuchascompositingandsubsampling(seeGuideD6051),andsamplepreservation.Forinformationonothertypesofaugers,seePracticeD1452andGuideD4700.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z13
【国际标准分类号】:13_080_05
【页数】:4P.;A4
【正文语种】: