MIL-B-162D
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来源:标准资料网
MIL-B-162D, MILITARY SPECIFICATION: BARIUM NITRATE (07 FEB 1968)., This specification covers barium nitrate for use in the manufacture of propellants and for other Ordnance applications.
基本信息
| 标准名称： | 矿山环境保护与综合治理方案编制规范 |
| 英文名称： | Compiling regulation on the project of mining environmental protection and integrated renovation |
| 中标分类： |
环境保护 >>
环境质量标准 >>
专业环境质量标准 |
| ICS分类： |
环保、保健与安全 >>
环境保护
|
| 发布部门： | 中华人民共和国国土资源部 |
| 发布日期： | 2007-05-21 |
| 实施日期： | 2007-09-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2007-09-01 |
| 页数： | 【彩图】27页 |
适用范围
本标准规定了矿山环境保护与综合治理方案编制的术语、定义、原则、工作程序及技术要求。
前言
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目录
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引用标准
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所属分类： 环境保护 环境质量标准 专业环境质量标准 环保 保健与安全 环境保护
【英文标准名称】:StandardTestMethodsforTensile,Compressive,andFlexuralCreepandCreep-RuptureofPlastics
【原文标准名称】:塑料的张力、压力和柔性蠕变以及蠕变断裂的标准试验方法
【标准号】:ASTMD2990-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D20.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:creep;creep-rupture;plastics;Compressiontesting--plastics;Creep;Creeprupture;Flexuraltesting--plastics;Tensileproperties/testing--plastics;NumberCode83.080.01(Plastingeneral)
【摘要】:Datafromcreepandcreep-rupturetestsarenecessarytopredictthecreepmodulusandstrengthofmaterialsunderlong-termloadsandtopredictdimensionalchangesthatmayoccurasaresultofsuchloads.Datafromthesetestmethodscanbeused:(1)tocomparematerials,(2)inthedesignoffabricatedparts,(3)tocharacterizeplasticsforlong-termperformanceunderconstantload,and(4)undercertainconditions,forspecificationpurposes.Beforeproceedingwiththistestmethod,referenceshallbemadetothespecificationofthematerialbeingtested.Anyspecimenpreparation,conditioning,dimensions,and/ortestingparameterscoveredinthematerialspecificationshalltakeprecedenceoverthosementionedinthistestmethod,exceptincaseswheretodosowouldconflictwiththepurposeforconductingtesting.Iftherearenomaterialspecifications,thenthedefaultconditionsapply.1.1Thesetestmethodscoverthedeterminationoftensileandcompressivecreepandcreep-ruptureofplasticsunderspecifiedenvironmentalconditions(see3.1.3).1.2Whilethesetestmethodsoutlinetheuseofthree-pointloadingformeasurementofcreepinflexure,four-pointloading(whichisusedlessfrequently)canalsobeusedwiththeequipmentandprinciplesasoutlinedinTestMethodsD790.1.3Formeasurementsofcreep-rupture,tensionisthepreferredstressmodebecauseforsomeductileplasticsrupturedoesnotoccurinflexureorcompression.1.4Testdataobtainedbythesetestmethodsarerelevantandappropriateforuseinengineeringdesign.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Aspecificwarningstatementisgivenin6.8.2.Note18212;ThisstandardandISO899Parts1and2addressthesamesubjectmatter,butdifferintechnicalcontent(andresultscannotbedirectlycomparedbetweenthetwotestmethods).ISO899Part1addressestensilecreepandcreeptoruptureandISO899Part2addressesflexuralcreep.CompressivecreepisnotaddressedinISO899.
【中国标准分类号】:G31
【国际标准分类号】:
【页数】:20P.;A4
【正文语种】:英语
