SAE J417 Hardness Tests and Hardness Number Conversions

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Product Code:SAE J417
Title:Hardness Tests and Hardness Number Conversions
Issuing Committee:Metals Test Procedures Committee
Scope: This report lists approximate hardness conversion values; test methods for Vickers Hardness, Brinell Hardness, Rockwell Hardness, Rockwell Superficial Hardness, Shore Hardness; and information regarding surface preparation, specimen thickness, effect of curved surfaces, and recommendations for Rockwell surface hardness testing for case hardened parts.
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基本信息
标准名称:航天电子电气产品手工焊接工艺技术要求
中标分类:
ICS分类: 机械制造 >> 焊接、钎焊和低温焊 >> 焊接、钎焊和低温焊综合
替代情况:QJ/Z 160-1985
发布部门:中国航天工业总公司
发布日期:1999-04-02
实施日期:1999-11-30
首发日期:
作废日期:
出版日期:
页数:11页
适用范围

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前言

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所属分类: 机械制造 焊接 钎焊和低温焊 焊接 钎焊和低温焊综合
【英文标准名称】:Earth-movingmachinery-Safety-Part9:Requirementsforpipelayers
【原文标准名称】:土方机械.安全性.第9部分:铺管机用要求
【标准号】:ISO20474-9-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-12
【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/TC127
【标准类型】:()
【标准水平】:()
【中文主题词】:事故预防;附加硬件设备;建筑机械;履带式载重卡车;定义;定义(术语);土方机械;起重钩;职业安全;铺管机;保护措施;安全性;安全措施;机械安全性;安全性要求;规范(验收);轮式装载机;工作场所安全性
【英文主题词】:Accidentprevention;Add-onpiece;Buildingmachines;Caterpillartrucks;Definition;Definitions;Earth-movingequipment;Liftinghooks;Occupationalsafety;Pipelayers;Protectivemeasures;Safety;Safetymeasures;Safetyofmachinery;Safetyrequirements;Specification(approval);Wheelloaders;Workplacesafety
【摘要】:ThispartofISO20474givesthesafetyrequirementsspecifictopipelayersasdefinedinISO6165.ItisintendedtobeusedinconjunctionwithISO20474-1,whichspecifiesgeneralsafetyrequirementscommontoearth-movingmachinefamilies,andwithISO/TS20474-14,whichgivesinformationonprovisionsthataremandatoryinparticularcountriesorregions.ThespecificrequirementsgiveninthispartofISO20474takeprecedenceoverthegeneralrequirementsofISO20474-1.ThispartofISO20474dealswithallsignificanthazards,hazardoussituationsandeventsrelevanttotheearth-movingmachinerywithinitsScopewhenusedasintendedorunderconditionsofmisusereasonablyforeseeablebythemanufacturer(seealsoISO/TS20474-14).Itspecifiestheappropriatetechnicalmeasuresforeliminatingorreducingrisksarisingfromsignificanthazards,hazardoussituationsoreventsduringcommissioning,operationandmaintenance.Itisnotapplicabletomachinesmanufacturedbeforethedateofitspublication.
【中国标准分类号】:P97
【国际标准分类号】:
【页数】:7P;A4
【正文语种】:英语