ASTM D4802-2002 聚甲基丙烯酸酯丙烯酸塑料片标准规范

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【英文标准名称】:StandardSpecificationforPoly(MethylMethacrylate)AcrylicPlasticSheet
【原文标准名称】:聚甲基丙烯酸酯丙烯酸塑料片标准规范
【标准号】:ASTMD4802-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D20.15
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:箔;聚甲基丙烯酸甲酯
【英文主题词】:acrylic;acrylicsheet;plastic;plasticsheet;PMMA;poly(methylmethacrylate);recycledmaterial;transparentplastic;sheet;NumberCode83.140.10(Filmsandsheets)
【摘要】:1.1Thisspecificationcoversmonolithicmethacrylatesheetsproducedbyvariousprocesses.Forthisspecification,methacrylatesheetshallbecomposedofpolymerizedacrylicmonomersofwhichatleast80%shallbemethylmethacrylate.Note18212;ThisspecificationisintendedtoconsolidatetherequirementsoftheCastMethacrylatePlasticSheetsportionofdiscontinuedFed.Spec.L-P-391D,discontinuedSpecificationD702,CastMethacrylatePlasticSheets,Rods,TubesandShapes,anddiscontinuedSpecificationD1547,ExtrudedAcrylicPlasticSheet.1.2Thisspecificationisintendedtocoveracrylicsheetforgeneral-purposeapplications.Forspecialtyapplicationsconsulttheappropriateusestandards.1.3Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section8,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Acrylicsheetisusedfrequentlyinapplicationsinwhichextremeclarity,lackofopticaldistortionandabsenceofanyforeignparticulatematterareofprimarysignificance.Regroundmaterialmaybeusedaslongascarefulcontrolisusedtoeliminateadverseeffectsontheseproperties.TheuseofrecycledmaterialintypeB-1andB-2sheet,mayhaveadverseeffectsonthesepropertieswhichwouldprecludeitsuseinmostcases.TheuseofrecycledorregroundmaterialisnotpossiblefortypeA-1andA-2materialssincethesheetisproduceddirectlyfrommonomerNote28212;ThisstandardissimilartoISO7823-1:1987(E)intitleonly.Thetechnicalcontentissignificantlydifferent.
【中国标准分类号】:G32
【国际标准分类号】:83_140_10
【页数】:6P.;A4
【正文语种】:


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【英文标准名称】:StandardSpecificationforSteel,Sheet,Carbon,Structural,andHigh-Strength,Low-Alloy,Hot-RolledandCold-Rolled,GeneralRequirementsfor
【原文标准名称】:高强度、低合金、热轧和冷轧碳素钢薄板材的一般要求用标准规范
【标准号】:ASTMA568/A568Ma-2005
【标准状态】:作废
【国别】:美国
【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(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:合金钢;碳素钢;高抗拉;薄板材;规范(验收);钢
【英文主题词】:Alloysteels;Carbonsteels;Hightensile;Sheetmaterials;Specification(approval);Steels
【摘要】:
【中国标准分类号】:H46
【国际标准分类号】:77_140_50
【页数】:28P;A4
【正文语种】:英语


【英文标准名称】:ImagequalityassuranceindiagnosticX-raydepartments-Part4:ConstancytestingofmedicalX-rayequipmentforfluoroscopy
【原文标准名称】:诊断X射线部门的图像质量保证.第4部分:荧光检查用医疗X射线设备的稳定性测试
【标准号】:DIN6868-4-2007
【标准状态】:现行
【国别】:德国
【发布日期】:2007-10
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:血管造影术;稳定性;稳定性测试;控制图;定义;诊断;数字的;格式(纸);图例;图象质量;检验;测量;测量装置;测量技术;医疗放射照相术;医学科学;参数;质量;质量保证;辐射防护;射线照片;辐射照相术;辐射学;额定值;减色血管造影术;试件;试验结果;试样;测试;X射线;X射线仪;X射线检验;X射线图象增强器
【英文主题词】:Angiographie;Constancy;Constancytesting;Controlcharts;Definition;Definitions;Diagnosis;Digital;Forms(paper);Illustrations;Imagequality;Inspection;Measurement;Measuringmeans;Measuringtechniques;Medicalradiography;Medicalsciences;Parameters;Quality;Qualityassurance;Radiationprotection;Radiographs;Radiography;Radiology;Ratings;Substractionangiography;Testpieces;Testresults;Testspecimens;Testing;X-ray;X-rayapparatus;X-rayexamination;X-rayimageintensifiers
【摘要】:
【中国标准分类号】:C43
【国际标准分类号】:11_040_50;37_040_25
【页数】:32P.;A4
【正文语种】:德语