ANSI/IEEE 802.3-1990 信息技术.局域网和城市区域网.第3部分:采用冲突检测存取方法的载波检测多路访问(CSMA/CD)及物理层规范

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【英文标准名称】:Informationtechnology;localandmetropolitanareanetworks;part3:carriersensemultipleaccesswithcollisiondetection(CSMA/CD)accessmethodandphysicallayerspecifications
【原文标准名称】:信息技术.局域网和城市区域网.第3部分:采用冲突检测存取方法的载波检测多路访问(CSMA/CD)及物理层规范
【标准号】:ANSI/IEEE802.3-1990
【标准状态】:作废
【国别】:
【发布日期】:
【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】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:


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Product Code:SAE AMS4937
Title:Titanium Alloy, Extrusions and Flash Welded Rings, 6Al - 6V - 2Sn, Beta Extruded Plus Annealed, Heat Treatable
Issuing Committee:Ams G Titanium And Refractory Metals Committee
Scope:This specification covers a titanium alloy in the form of extruded bars, tubes, and shapes, and of flash welded rings and stock for flash welded rings.【英文标准名称】:Casehardeningsteels-Technicaldeliveryconditions
【原文标准名称】:表面硬化钢.技术交付条件
【标准号】:BSEN10084-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-06-30
【实施或试行日期】:2008-06-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:验收检验;验收规范;表面硬化钢;化学成分;冷轧的;定义;交货条件;尺寸;淬硬性;硬度;热处理;热轧的;热加工的;检验;低碳钢;材料;金属;性能;洛氏(硬度);洛氏硬度;轧制钢材;半成品;规范(验收);棒钢;钢;结构钢;测试;测试条件;重量;宽扁材;金属线
【英文主题词】:Acceptanceinspection;Acceptancespecification;Case-hardeningsteels;Chemicalcomposition;Coldrolled;Definition;Definitions;Deliveryconditions;Dimensions;Hardenability;Hardness;Heattreatment;Hotrolled;Hot-worked;Inspection;Low-carbonsteels;Materials;Metals;Properties;Rockwell;Rockwellhardness;Rolledsteels;Semi-finishedproducts;Specification(approval);Steelbars;Steels;Structuralsteels;Testing;Testingconditions;Weights;Wideflats;Wires
【摘要】:1.1ThisEuropeanStandardgivesthetechnicaldeliveryrequirementsfor:?semi-finishedproducts,hotformed,forexampleblooms,billets,slabs(seeNOTE2andNOTE3),?bars(seeNOTE2),?rod,?wideflats,quartoplates,?hot-rolledsheet/plateandstrip,?hammeranddropforgings(seeNOTE2),manufacturedfromthecasehardeningnonalloyedoralloyedsteels(seeNOTE4)listedinTable3andsuppliedinoneoftheheattreatmentconditionsgivenforthedifferenttypesofproductsinTable1,lines2to7andinoneofthesurfaceconditionsgiveninTable2.Thesteelsareingeneralintendedforthefabricationofcase-hardened(seeClause3)machineparts.NOTE1EuropeanStandardsrelatingtosteelscomplyingwiththerequirementsforthechemicalcompositioninTable3butwhicharesuppliedinotherproductformsortreatmentconditionsthangivenaboveorareintendedforspecialapplications,andEuropeanStandardsforsimilarsteelgradesarelistedintheBibliography.NOTE2Hammer-forgedsemi-finishedproducts(blooms,billets,slabs,etc.),seamlessrolledringsandhammer-forgedbarsareincludedundersemi-finishedproductsorbarsandnotundertheterm"hammeranddropforgings".NOTE3Specialagreementsshallbemadewhenorderingnon-deformedcontinuouslycastsemi-finishedproducts.NOTE4InaccordancewithEN10020,thesteelscoveredbythisEuropeanStandardarespecialsteels.1.2Inspecialcasesvariationsinthesetechnicaldeliveryrequirementsoradditionstothemmayformthesubjectofanagreementatthetimeofenquiryandorder(seeAnnexA).1.3InadditiontothespecificationsofthisEuropeanStandard,thegeneraltechnicaldeliveryrequirementsofEN10021areapplicable,unlessotherwisespecified.
【中国标准分类号】:H40
【国际标准分类号】:77_140_10
【页数】:40P.;A4
【正文语种】:英语