JB/T 53598-1999 筒型外滤式真空过滤机 产品质量分等
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来源:标准资料网
基本信息
标准名称: | 筒型外滤式真空过滤机 产品质量分等 |
中标分类: |
矿业 >>
矿山机械设备 >>
洗选设备 |
替代情况: | JB/T 53598-1994 |
发布日期: | 1999-06-09 |
实施日期: | 2000-01-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 10页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 矿业 矿山机械设备 洗选设备
【英文标准名称】:Diestock(ostertype)
【原文标准名称】:管螺纹切削器
【标准号】:JISB4645-1977
【标准状态】:作废
【国别】:日本
【发布日期】:
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:MachineElements
【标准类型】:()
【标准水平】:()
【中文主题词】:板牙;板牙架;车螺纹;攻丝刀具
【英文主题词】:die-stocks;threadingtools;thread-cutting;dies(threading)
【摘要】:
【中国标准分类号】:J47
【国际标准分类号】:
【页数】:4P;A4
【正文语种】:日语
【英文标准名称】:SpecificationforPoly(MethylMethacrylate)(PMMA)MoldingandExtrusionCompounds(95-1,Item18)
【原文标准名称】:聚合(异丁烯酸甲酯)(PMMA)模制和挤压复合物规范
【标准号】:ANSI/ASTMD788-1997
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【实施或试行日期】:1997-03-05
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:塑料;化合物
【英文主题词】:plastics;compounds
【摘要】:ThepurposeofthisclassificationsystemistoprovideamethodofadequatelyidentifyingPMMAmaterialsusingasystemconsistentwiththatofClassificationSystemD4000.Itfurtherprovidesameansforspecifyingthesematerialsbytheuseofasimplelinecalloutdesignation.Thisclassificationsystemcoverspoly(methylmethacrylate)moldingandextrusioncompounds.Thesecompoundsarepolymersbasedonmethylmethacrylate,andatleast70%ofthepolymershallbepolymerizedfrommethylmethacrylate.Thepropertiesinthisclassificationsystemarethoserequiredtoidentifythecompositionscovered.Theremaybeotherrequirementsnecessarytoidentifyparticularcharacteristicsimportanttospecificapplications.TheseshallbedescribedbyusingthesuffixesasgiveninSection5.Acrylicmoldingandextrusioncompoundsareusedfrequentlyinapplicationswhereextremeclarityandtheabilitytoretainthatclarityandcolorundersevereweatheringandotherenvironmentalexposuresareofprimarysignificance.Whilethetestspecimenpropertiesofthisdocumentmaybeusedtoevaluatenonvirginmaterials,theusershouldtakeprecautionstoensurethatpartsmadefromthesematerialsmeetthedesiredend-userequirements.Accordingly,thisspecificationallowsfortheuseofthoseacrylicplasticmaterialsthatcanberecycled,reconstituted,andregroundedprovidedthefollowing:Therequirementsasstatedinthisspecificationaremet,Thematerialhasnotbeenmodifiedinanywaytoalteritsconformancetofoodcontactregulationsorsimilarrequirements,andTherequirementsoftheparticularend-useapplicationaremet.Thisclassificationsystemandsubsequentlinecallout(specification)arenotintendedfortheselectionofmaterials,butonlyasameanstocalloutplasticmaterialstobeusedforthemanufactureofparts.Theselectionofthesematerialsistobemadebypersonnelwithexpertiseintheplasticsfieldinwhichtheenvironment,inherentpropertiesofthematerials,performanceoftheparts,partdesign,manufacturingprocess,andeconomicsareconsidered.Note1-ThisclassificationsystemissimilartoISO8257-1:1987intitleonly.Thetechnicalcontentissignificantlydifferent.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:83_140_99
【页数】:
【正文语种】:英语