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【英文标准名称】:HexagonSocketButtonHeadCapScrews(MetricSeries)
【原文标准名称】:内六角圆头带帽螺钉(米制系列)
【标准号】:ASMEB18.3.4M-1986
【标准状态】:现行
【国别】:美国
【发布日期】:1986-02-15
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:锁定装置及定位装置;螺钉;规范(批准);六角凹头螺钉;凸头螺钉;标识;机械性能;米制的;尺寸
【英文主题词】:Cheeseheadscrews;Designations;Dimensions;Hexagonsocketscrews;Lockingandlocatingdevices;Mechanicalproperties;Metric;Screws(bolts);Specification(approval)
【摘要】:1.1.1ThisStandardcontainsthecompletegeneralanddimensionalrequirementsforMetricSeriesHexagonSocketButtonHeadCapScrewsofnominalsizesfrom3mmto16mmrecognizedasanAmericanNationalStandard.Alsoincludedareappendicescoveringformulasfordimensions,partnumberingsystemandpreferredsuesforgovernmentuse,andthreaddimensions.Theapplicationofthesescrewsislimitedbytheirdesignasdenotedbelow.Thisproductisdesignedandrecommendedforapplicationswherealowerheadprojlethanthatofthenormalsocketheadcapscrew(ASMEIAhWB18.3.1M)isrequiredtopreventinterference.Wrenchabilityissigngcantlyreducedduetothesmallersocketsandshallowerkeyengagementsand,becauseoftheheadconjguration,thepropertyclass12.9tensileloadswillnotbemet.Itmaybenecessarytoassemblethisproductusinganuttodevelopthefullclampingcapability.1.I.2TheinclusionofdimensionaldatainthisStandardisnotintendedtoimplythatalloftheproductsdescribedarest?ckproductionsizes.Consumersarerequestedtoconsultwithmanufacturersconcerninglistsofstockproductionsizes.
【中国标准分类号】:J13
【国际标准分类号】:21_060_10
【页数】:20P.;A4
【正文语种】:英语