JB/T 5305-1991 滚动轴承 外调心推力球轴承 外形尺寸和公差
作者:标准资料网 时间:2024-04-28 16:28:29 浏览:9473
来源:标准资料网
基本信息
标准名称: | 滚动轴承 外调心推力球轴承 外形尺寸和公差 |
中标分类: |
机械 >>
通用零部件 >>
滚动轴承 |
替代情况: | 被JB/T 5305-2006代替 |
发布部门: | 洛阳轴承研究所 |
发布日期: | 1991-06-25 |
实施日期: | 1992-07-01 |
首发日期: | 1900-01-01 |
作废日期: | 2006-10-01 |
出版日期: | 1900-01-01 |
页数: | 11页 |
适用范围
本标准参照采用国际标准ISO 199-1979。 本标准规定了公差等级为G级的轻(2)、中(3)、重(4)系列18000型、28000型的单向外调心推力球轴承和轻(2)、中(3)、重(4)系列48000型、58000型的双向外调心推力球轴承的外形尺寸和公差。 本标准适用于设计、制造及用户选型。
前言
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目录
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引用标准
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所属分类: 机械 通用零部件 滚动轴承
【英文标准名称】:StandardGuideforSpecifyingHarmonizedStandardGradeCompositionsforWroughtStainlessSteels
【原文标准名称】:锻制不锈钢用说明协调标准等级构成的标准指南
【标准号】:ASTMA959-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:A01.17
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:奥氏体不锈钢;奥氏体铁素体或铁素体奥氏体不锈钢;双相不锈钢;铁素体不锈钢;协调不锈钢成分;马氏体不锈钢;沉积硬化不锈钢;标准不锈钢等级成分;成分分析.金属/合金;硬淬火金属/合金;不锈钢;锻造钢.规范
【英文主题词】:austeniticstainlesssteels;austenitic-ferriticorferritic-austeniticstainlesssteels;duplexstainlesssteels;ferriticstainlesssteels;harmonizedstainlesssteelcompositions;martensiticstainlesssteels;precipitationhardeningstainlessst
【摘要】:ItisanticipatedthattheASTMSubcommitteesA01.06,A01.10,A01.17,A01.22,andA01.28willusethestandardcompositionlimitslistedinthisguideforthegradesidentifiedbythecorrespondingUNSdesignationintheproductspecificationunlessthereisaspecifictechnicaljustificationfordoingotherwise.Thecompositionsinthisguideshallnotbeconsideredaschemicalrequirementsforanyparticularproductuntiladoptedbythesubcommitteeoverseeingthatproduct.Assumingthatuniformcompositionsamongthemanyproductstandardsforstainlesssteelaredesirable,thecompositionlimitsprovidedinthisstandardaretobeusedasguidesindetermininglimitsforeachoftheelementsincludedinthetotalcompositionofeachgrade.Thecompositionlimitshavebeenestablishedwiththeintentthateachproductsubcommitteewillfinditnecessarytorequireonlyaminimumnumberofchangestoreflectspecifictechnicaleffects.Section5liststhegeneralguidelinesfollowedfordeterminingthelimitsforeachelement;thelimitsestablishedinthisguidearebasedontheseguidelines.NotincludedinthisstandardstainlesssteelgradeharmonizationeffortisanattempttounifystainlesssteelcompositionsinASTMproductstandardsbyanymeansotherthanrecognizingcurrentindustrypractices.1.1ThisguideprovidesaguidetoASTMSubcommitteesA01.06,A01.10,A01.17,A01.22,andA01.28forspecifyingchemicalcompositionlimitsofwroughtstainlesssteels.Itisintendedthattheserecommendedgradecompositionlimitsbesuitableforadoptionbyotherstandardizationbodiesthatpreparestandardsforstainlesssteelproducts.1.2IncludedinthisguidearetherecommendationsfordeterminingthenumberofsignificantfiguresforspecifyingchemicalcompositionfromTestMethods,Practices,andTerminologyA751.1.3AllstainlesssteelUNSnumbersandthestainlesssteelgradesinallstandardsoverseenbytheaforementionedASTMsubcommitteeshavebeenincluded,exceptthosegradesapplicabletorestrictedspecialendusesandalloyscontaininglessthan10.5%minimumchromium.1.4Notaddressedareminorcompositionmodificationswhichaspecificproductsubcommitteemayfindnecessarytoaccommodateeffectsofnormalprocessingortoenhancefabricabilitybytheproduceroruser,orboth.1.5Alsonotgenerallyaddressed(exceptwhenestablishedbyASTMproductsubcommittees)isacompleterationalizationofalllimits,especiallywhensuchwouldconflictwithlong-standingpracticesandisnotjustifiedbyspecialtechnicaleffect.1.6Excludedfromthisguidearecastmaterialandweldingfillermetal.
【中国标准分类号】:H40
【国际标准分类号】:77_140_20
【页数】:8P.;A4
【正文语种】:
MIL-F-16884G (INTERIM AMENDMENT 3), MILITARY SPECIFICATION: FUEL OIL, DIESEL, MARINE (04 JAN 1980) [S/S BY MIL-PRF-16884K].