ANSI/ASME B1.30-2002 螺纹:尺寸计算和尺寸修约的标准实施规程
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【英文标准名称】:ScrewThreads:StandardPracticeforCalculatingandRoundingDimensions
【原文标准名称】:螺纹:尺寸计算和尺寸修约的标准实施规程
【标准号】:ANSI/ASMEB1.30-2002
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:计算方法;尺寸公差;尺寸;米制的;米制螺纹;MJ螺纹;数值修约;螺纹;螺钉(螺栓)
【英文主题词】:Calculatingmethods;Dimensionaltolerances;Dimensions;Methodsofcalculation;Metric;Metricscrewthreads;MJ-threads;Rounding(numbers);Screwthreads;Screws(bolts);Threads
【摘要】:ThepurposeofthisStandardistoestablishuniformandspecificpracticesforcalculatingandroundingthenumericvaluesusedforinchandmetricscrewthreaddesigndatadimensionsonly.Noattemptismadetoestablishapolicyofroundingactualthreadcharacteristicsmeasuredbythemanufactureroruserofthreadgages.CoveredistheStandardRoundingPolicyregardingthelastfigureordecimalplacetoberetainedbyanumericvalueandthenumberofdecimalplacestoberetainedbyvaluesusedinintermediatecalculationsofthreaddesigndatadimensions.ValuescalculatedtothisStandardforinchandmetricscrewthreaddesigndatadimensionsmayvaryslightlyfromvaluesshowninexistingissuesofASMEB1screwthreadstandardsandaretotakeprecedenceinallneworfuturerevisionsofASMEB1standardsasapplicableexceptasnotedinpara.1.2.
【中国标准分类号】:J05
【国际标准分类号】:21_040_01
【页数】:
【正文语种】:英语
【原文标准名称】:螺纹:尺寸计算和尺寸修约的标准实施规程
【标准号】:ANSI/ASMEB1.30-2002
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:计算方法;尺寸公差;尺寸;米制的;米制螺纹;MJ螺纹;数值修约;螺纹;螺钉(螺栓)
【英文主题词】:Calculatingmethods;Dimensionaltolerances;Dimensions;Methodsofcalculation;Metric;Metricscrewthreads;MJ-threads;Rounding(numbers);Screwthreads;Screws(bolts);Threads
【摘要】:ThepurposeofthisStandardistoestablishuniformandspecificpracticesforcalculatingandroundingthenumericvaluesusedforinchandmetricscrewthreaddesigndatadimensionsonly.Noattemptismadetoestablishapolicyofroundingactualthreadcharacteristicsmeasuredbythemanufactureroruserofthreadgages.CoveredistheStandardRoundingPolicyregardingthelastfigureordecimalplacetoberetainedbyanumericvalueandthenumberofdecimalplacestoberetainedbyvaluesusedinintermediatecalculationsofthreaddesigndatadimensions.ValuescalculatedtothisStandardforinchandmetricscrewthreaddesigndatadimensionsmayvaryslightlyfromvaluesshowninexistingissuesofASMEB1screwthreadstandardsandaretotakeprecedenceinallneworfuturerevisionsofASMEB1standardsasapplicableexceptasnotedinpara.1.2.
【中国标准分类号】:J05
【国际标准分类号】:21_040_01
【页数】:
【正文语种】:英语
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