DIN 1230 T.6-1983 下水道用陶土制品.特殊异型件和带平端套管及附件的管连接件.尺寸

上一篇: DIN 273 T.2-1983 镁灰泥地面的原材料.氯化镁
下一篇: DIN 1249 T.5-1983 建筑用玻璃.异型玻璃.概念.尺寸

【英文标准名称】:StandardPracticeforSamplingandPreparationofWetBlueforPhysicalandChemicalTests
【原文标准名称】:物理和化学试验用湿铬鞣革的取样和制备的标准实施规程
【标准号】:ASTMD6659-2001(2007)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:D31.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:bluestock;chemicaltests;lot;physicaltests;sampling;unit;wetblue;
【摘要】:Thesamplingproceduresdescribedinthispracticehavebeendesignedtoensurerandomsamplingofwetblueforphysicalandchemicaltests.Wetblueisanaturalproductandassuchissubjecttoextensivevariability.Thephysicalandchemicalpropertiesvaryconsiderablydependingonlocationonthehide,side,orskinfromwhichthetestsampleistaken.Randomsamplingofspecimensfromapredefinedlocationandorientationminimizestestbiasandvariability.Thispracticedefinestheseparameters.1.1Thispracticecoversthesamplingandpreparationofwetblueforphysicalandchemicaltests.Theproductisgroupedintolotsthatarerandomlysampledinsuchamannerastoproducearepresentativesampleofthelot.Thissamplemaybeusedtodeterminecomplianceofthelotwithapplicablespecificationrequirements,andonthebasisofresults,thelotmaybeacceptedorrejectedinitsentirety.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y45
【国际标准分类号】:19_020;59_140_10
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:Plasticspipingsystems-Multilayerpipes-Determinationoftheoxygenpermeabilityofthebarrierpipe
【原文标准名称】:塑料管道系统.多层管.屏蔽管的透氧性测定
【标准号】:BSISO17455-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-06-29
【实施或试行日期】:2007-06-29
【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】:屏障层;定义;气体密度;检验;数学计算;机械特性;多层系统;氧;管道;管;塑料管;塑料;规范(验收);测试
【英文主题词】:Barrierlayers;Definitions;Gasdensity;Inspection;Mathematicalcalculations;Mechanicalproperties;Multilayersystem;Oxygen;Pipelines;Pipes;Plasticpipes;Plastics;Specification(approval);Testing
【摘要】:ThisInternationalStandardspecifiestwotestmethodsfordeterminingtheoxygenpermeabilityofbarrierpipe:thedynamic(MethodI)andthestatic(MethodII).Inprinciple,bothmethodsgivethesameresults.Themethodtobeappliedisnotapplication-dependent,butcanbespecifiedinthereferringstandard.
【中国标准分类号】:Q80
【国际标准分类号】:23_040_20
【页数】:20P.;A4
【正文语种】:英语