ISO 4759-1-2000 紧固件公差第1部分:螺栓、螺钉、螺栓和螺母产品等级A、B和C级

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【英文标准名称】:Tolerancesforfasteners-Part1:Bolts,screws,studsandnuts-ProductgradesA,BandC
【原文标准名称】:紧固件公差第1部分:螺栓、螺钉、螺栓和螺母产品等级A、B和C级
【标准号】:ISO4759-1-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC2
【标准类型】:()
【标准水平】:()
【中文主题词】:紧固件;尺寸公差;尺寸偏差;形状公差;螺钉;位置公差;螺栓;公差(测量);螺母;产品等级;设计;测量精度;尺寸
【英文主题词】:Accuracyofmeasurement;Bolts;Design;Dimensionaldeviations;Dimensionaltolerances;Dimensions;Fasteners;Formtolerances;Nuts;Productgrades;Screws(bolts);Tolerances(measurement);Tolerancesofposition
【摘要】:ThispartofISO4759specifiesaselectionoftolerancesforbolts,screws,studsandnutswithISOmetricthreadsandwithproductgradesA,BandCandfortappingscrewswithproductgradeA.NOTETheproductgradesrefertothesizeofthetoleranceswheregradeAisthemostpreciseandgradeCistheleastprecise.Thetolerances,excepttolerancesforthreads,areselectedfromthesystemoflimitsandfitsspecifiedinISO286-1andISO286-2.ThetolerancesformetricthreadsaretakenfromtheseriesoftoleranceclassesspecifiedinISO965-3.ThetolerancesfortappingscrewthreadsarecoveredinISO1478.ThetolerancesofformandpositionarespecifiedandindicatedinaccordancewithISO1101,ISO8015andISO2692.ThetolerancesspecifiedinthispartofISO4759applytofastenerspriortocoatingunlessotherwisespecified.SeealsoISO4042.DeviationsfromthetolerancesspecifiedinthispartofISO4759areonlypermittedinproductstandardswheretherearevalidtechnicalreasons.IncaseswherethereisadifferencebetweenthetolerancerequirementsinthispartofISO4759andtheproductstandard,theproductstandardtakesprecedence.Itisrecommendedthatthesetolerancesalsobeusedfornon-standardfasteners.DimensionsandtolerancesgiveninthispartofISO4759areinmillimetres.
【中国标准分类号】:J13
【国际标准分类号】:21_060_10;21_060_20
【页数】:58P.;A4
【正文语种】:英语