基本信息
| 标准名称： | 310乙字型钢 |
| 中标分类： |
冶金 >>
钢铁产品 >>
铁道用钢 |
| 替代情况： | 调整为YB/T 5182-1993 |
| 发布日期： | 1900-01-01 |
| 实施日期： | 1989-01-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 3页 |
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所属分类： 冶金 钢铁产品 铁道用钢
【英文标准名称】:StandardSpecificationforCelluloseAcetateButyrateMoldingandExtrusionCompounds
【原文标准名称】:乙酸丁酸纤维素模制与挤制化合物的标准规范
【标准号】:ASTMD707-2005
【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】:D20.15
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:乙酸丁酸纤维素;化合物;建筑;挤压;塑料制品;模制材料;塑料
【英文主题词】:acetate;butyrate;cellulose;extrusion;molding;plasticized;recycled;specification
【摘要】:1.1Thisspecificationcoversrequirementsforplasticizedcelluloseacetatebutyratethermoplasticcompoundssuitableforinjectionmoldingandextrusion.Thesecompoundshaveabutyrylcontentlessthan38%andanacetylcontentlessthan15%andmayormaynotcontaindyesandpigments.Thisspecificationdoesnotincludespecialmaterialscompoundedforspecialapplications.Cellulosicplasticmaterials,beingthermoplastic,arereprocessableandrecyclable.Thisspecificationallowsfortheuseofthosecellulosicmaterials,providedthatallspecificrequirementsofthisspecificationaremet.1.2Thepropertiesincludedinthisspecificationarethoserequiredtoidentifythecompositionscovered.Theremaybeotherrequirementsnecessarytoidentifyparticularcharacteristicsimportanttospecializedapplications.ThesemaybespecifiedbyusingthesuffixesasgiveninSection5.1.3Thisclassificationsystemandsubsequentlinecallout(specification)areintendedtoprovideameansofcallingoutplasticmaterialsusedinthefabricationofenditemsorparts.Itisnotintendedfortheselectionofmaterials.Materialselectionshouldbemadebythosehavingexpertiseintheplasticfieldaftercarefulconsiderationofthedesignandperformancerequiredofthepart,environmenttowhichitwillbeexposed,fabricationprocesstobeemployed,costsinvolved,andinherentpropertiesofthematerialotherthanthosecoveredbythisclassificationsystem.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.1.5Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportion,Section,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThereisnoequivalentorsimilarISOstandard.
【中国标准分类号】:G33
【国际标准分类号】:83_080_20;83_140_99
【页数】:5P.;A4
【正文语种】: