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BS 2782-9 Method 940A-1990 塑料试验方法.第9部分:取样和试样制备.试验方法940A:具有规定回缩率的未定形热塑塑料棒材试样制备

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【英文标准名称】:Methodsoftestingplastics-Samplingandtestspecimenpreparation-Preparationoftestspecimensofamorphousthermoplasticsintheformofbarswithaspecifiedreversion
【原文标准名称】:塑料试验方法.第9部分:取样和试样制备.试验方法940A:具有规定回缩率的未定形热塑塑料棒材试样制备
【标准号】:BS2782-9Method940A-1990
【标准状态】:现行
【国别】:英国
【发布日期】:1990-10-31
【实施或试行日期】:1990-10-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:塑料;热塑性聚合物;方位;模制;抽样方法;收缩;分子结构;试样制备;尺寸变化;高聚物;塑料和橡胶技术;热处理;棒材;喷射铸造法;不规则状态
【英文主题词】:Baking(food);Bars(materials);Bolts;Bushes(mechanicalcomponents);Definitions;Extruding;Extrudingmachines;Fasteners;Fixtures;Grubscrews;Guidebushes;Hotplates(cookers);Injectionmoulding;Keys;Mouldingmaterials;Mouldings(shapedsection);Pins(nails);Plastics;Pressing(forming);Productionequipment;Productionprocesses;Screws(bolts);Slidevalves;Specimenpreparation;Stays;Testspecimens;Testing;Tests;Thermoplasticpolymers;Thrustwashers
【摘要】:Amethodforobtainingspecimenswithhighorlowlevelsofreversion(shrinkageinresponsetoheattreatment)whenthelevelofreversionandthemethodoftestarespecifiedinotherdocuments.TobereadinconjunctionwithBS2782-0
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:10P;A4
【正文语种】:英语


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MIL-STD-975L (NASA) (NOTICE 1), MILITARY STANDARD: NASA STANDARD ELECTRICAL, ELECTRONIC, AND ELECTROMECHNICAL (EEE) PARTS LIST (12 APR 1994)., The following pages of MIL-STD-975M have been revised and supersede the pages listed.【英文标准名称】:StandardPracticeforSamplingVegetableMaterialsContainingTannin
【原文标准名称】:含单宁的植物材料取样的标准操作规程
【标准号】:ASTMD6404-1999(2004)
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:D31.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:单宁;取样;鞣皮制件;植物单宁;单宁样品
【英文主题词】:sampling;tannin;tanninsamples;tanningmaterials;vegetabletannin
【摘要】:Thispracticeprovidesstandardproceduresforobtainingrepresentativesamplesofvariousmaterialsusedasasourceoftanninsforthetanningindustry.Proceduresaredescribedforobtainingrepresentativesamplesofeconomicalandconvenientquantitiesfromalot,orsectionsofalot,ofmaterialforexaminationandanalysissothatagreementmaybereachedwithregardtotheextentofvariationofqualityindifferentportionsofalotandtheaveragequalityoftheentirelotofmaterial.Nodirectionsforsampling,howeverexplicit,cantaketheplaceofjudgment,skill,andpreviousexperienceonthepartofpersonsactuallyengagedinthesamplingorthesupervisionofthesampling.Thesedirectionsareintendedtosupplementthatexperienceand,particularly,toserveasaguideintheselectionofthemethodwhichistobeused,incommon,byeachoftwoormorecontractingparties.Tanningmaterialscontainmoistureinvaryingamounts,dependingbothonthenatureofthematerialandontheclimaticconditions,sothatsamplingmustbecarriedoutasquicklyasisconsistentwiththoroughnessinordertoavoidchangesinmoisturecontent.1.1Thispracticecoversobtainingrepresentativesamplesfromshipmentlotsofbotanicalmaterialscontainingtannin.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundunitsgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B72
【国际标准分类号】:59_140_10(PROCESSESANDAUXILIARYMATERIALS)
【页数】:4P.;A4
【正文语种】: