HB 2748-1976 带中心架切向车刀刀座
作者:标准资料网 时间:2024-05-12 09:18:57 浏览:9255
来源:标准资料网
基本信息
| 标准名称： | 带中心架切向车刀刀座 |
| 中标分类： |
机械 >>
金属切削机床 >>
机床辅具与附件 |
| 发布日期： | 1978-05-24 |
| 实施日期： | 1978-08-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
适用范围
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引用标准
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所属分类： 机械 金属切削机床 机床辅具与附件
【英文标准名称】:StandardPracticeforSamplingofGeosyntheticsforTesting
【原文标准名称】:试验用土工合成纤维织物的抽样的标准实施规程
【标准号】:ASTMD4354-1999(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【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】:D35.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:geosynthetic;qualityassurance;qualitycontrol;sampling;specificationconformance;testing;Geosynthetics--sampling
【摘要】:Thispracticeprovidesameansbywhichsamplesofgeosyntheticsmaybeselectedtoprovideastatisticallyvalidsamplefortheselectionoftestspecimenswithoutpreviousknowledgeofthevariabilitythatmayexistbetweenproductionunits.TheprinciplesstatedinPracticeD4271,andtheillustrativetextinthatpracticecanbeusedbytestmethodauthorsinpreparingsamplingstatements.Thispracticegivesthreeproceduresforsampling:oneformanufacturer''squalitycontrol(MQC),oneformanufacturer''squalityassurance(MQA)testing,andathirdforpurchaser''sspecificationconformancetesting.Forthisreason,testmethodscontainingasectiononsamplingthatrequirestheuseofthispracticeshouldcontainastatementinthesectiononreportingsimilartothefollowing:x201C;ReportwhichprocedurefromPracticeD4354wasusedforsampling:ProcedureAforManufacturer''sQualityControl(MQC),ProcedureBforManufacturer''sQualityAssurance(MQA)Testing,orProcedureCforPurchaser''sSpecificationConformanceTesting.Manufacturer''sQualityAssuranceisdoneinternallytoensurethemanufactureroftheMQCprogram.Whenitisrequiredtoprovidecertificationtoapurchaserastoqualityassurance,theMQAtestingistobedonebyanexternalMQAtestingfacility.1.1Thispracticecoversthreeproceduresforthesamplingofgeosyntheticsfortesting.Thispracticerequiresthatinstructionsontakinglaboratorysamplesandtestspecimensbepartofeverytestmethodforgeosynthetics.1.1.1Thefirstproceduredescribesthesamplingofproductionunitsforthepurposeofmanufacturer''squalitycontrol(MQC)(Table1).1.1.2Thesecondproceduredescribesthesamplingofproductionunitsforthepurposeofmanufacturer''squalityassurance(MQA)testingduringthemanufacturingprocess.Thisrequiresthatbackupstatisticalprocesscontrolrecordsbemaintainedduringthemanufacturingprocess(Table2).1.1.3Thethirdproceduredescribesthedivisionofshipmentsofgeosyntheticsintolotsandthedeterminationoflotsamplesizeforpurchaser''sspecificationconformancetesting(Table3).1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.TABLE1NumberofUnitstobeSelectedasLotSamplex2014;Purchaser''sSpecificationConformanceNumberofUnitsinLotNumberofUnitsSelected1to2
1
3to8
2
9to27
3
28to64
4
65to125
5
126to216
6
217to343
7
344to512
8
513to729
9
730to1000
【英文标准名称】:TerminologyofAdvancedCeramics
【原文标准名称】:高级陶瓷术语
【标准号】:ASTMC1145-1996
【标准状态】:作废
【国别】:美国
【发布日期】:1996
【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】:陶瓷;词汇
【英文主题词】:ceramics;vocabulary
【摘要】:
【中国标准分类号】:Q30
【国际标准分类号】:81_060_20
【页数】:
【正文语种】:英语
