BS EN 812-2012 工业安全帽

作者:标准资料网 时间:2024-05-15 03:23:59   浏览:8465   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Industrialbumpcaps
【原文标准名称】:工业安全帽
【标准号】:BSEN812-2012
【标准状态】:现行
【国别】:英国
【发布日期】:2012-02-29
【实施或试行日期】:2012-02-29
【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】:
【英文主题词】:Accidentprevention;Ageing(materials);Baskets;Belts;Caps(closures);Caps(headwear);Carry;Collisioncap;Conditionedcabinet;Damping;Definitions;Design;Dimensions;Electricalequipment;Fixings;Flameresistance;Headgear;Helmets;Helmets(protective);Holdings;Immersion;Impactstrength;Industries;Informationsuppliedbythemanufacturer;Insulations;Kneebrace;Marking;Materials;Neck(anatomy);Occupationalsafety;Penetrations;Performancerequirements;Physicalproperties;Properties;Protectivecaps;Protectiveclothing;Protectiveequipment;Safety;Safetyengineering;Samples;Selection;Shock;Shockresistance;Signs;Storage;Strengthofmaterials;Strips;Temperature;Testatmospheres;Testequipment;Testing;Treatment;Ventilation;Water
【摘要】:
【中国标准分类号】:C73
【国际标准分类号】:13_340_20
【页数】:26P;A4
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforBreakingTenacityofWoolFibers,FlatBundleMethod-1/8-in.(3.2-mm)GageLength
【原文标准名称】:毛纤维抗断裂强度的试验方法.平列纤维束法.1/8in(3.2mm)规范长度的标准试验方法
【标准号】:ASTMD2524-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:D13.13
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:breakingtenacity;fibers;wool;Woolandwooltop--breakingstrength
【摘要】:TestMethodD2524fortestingwoolfibersfortenacityisconsideredsatisfactoryforacceptancetestingwhentheparticipatinglaboratories,usingareferencewool,haveshownacceptablebetween-laboratoryprecision.Itisrecommendedthatanyprogramofacceptancetestingbeprecededbyaninterlaboratorycheckinthelaboratoryofthepurchaserandthelaboratoryoftheselleronreplicatespecimensofsamplesofthematerialtobeevaluated.Incasesofdispute,thestatisticalbias,ifany,betweenthelaboratoryofthepurchaserandthesellershouldbedeterminedwitheachcomparisonbeingbasedontestingrandomizedspecimensfromonesampleofmaterialofthetypebeingevaluated.Valuesobtainedfromflatbundletenacityshowagoodcorrelationwithvaluesobtainedfromsinglefibertestsandrequiremuchlesstime.ThebasicdifferencesbetweentheproceduresdescribedinTestMethodD2524andthosedescribedinTestMethodD1294lieinthemannerofclampingthebundlesandtheshortergagelengthemployed.Thespecialclampsusedinthismethodallowquickerandeasierbundlepreparation;however,forTestMethodD1294nospecialclampsarerequired.CloseragreementwithsinglefibertenacityisalsoobtainedwithTestMethodD2524thanwhenusingtheprocedureinTestMethodD1294.Astheobservedtenacityoffibersdependsinpartonthetypeoftensiletestingmachineusedandthetimerequiredtobreakthespecimen,resultsobtainedwiththedifferenttypesofmachineswhichmaybeusedinthismethodwillnotnecessarilyagree.ThemachinesspecificallydesignedforbundletestingareCRLtesterswhichoperateataloadingrateof1kgf/sandthereforereachthebreakingforceatvariabletimesintheorderof5s.CREandCRTtypemachineswouldbeexpectedtoproducesomewhatdifferentresultsnotonlybecauseoftheinherentdifferenceinoperationbutbecauseCREandCRTtypemachinesaretobeoperatedataratetoachievethebreakingloadin20s.1.1Thistestmethodcoversthedeterminationofthebreakingtenacityofwoolfibersasaflatbundlewitha1/8-in.(3.2-mm)clampseparation.1.2Thistestmethodisespeciallyadaptedtothefiberbundleclampsandstrengthtestinginstrumentsspecified,butmaybeusedonothertensiletestingmachineswhenequippedwithappropriateadapterstoaccommodatetheprescribedclamps.1.3Thistestmethodisapplicabletowoolinanyformwhichcanbehand-combedintosmallbundlesofparallelizedfibers.Note18212;OthertestmethodsformeasuringbreakingtenacityoffiberbundlesincludeTestMethodsD1294,D1445,andD540.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.5Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsinparenthesesareprovidedforinformationonly.
【中国标准分类号】:W20
【国际标准分类号】:59_060_10
【页数】:4P.;A4
【正文语种】:英语


基本信息
标准名称:公路工程水质分析操作规程
英文名称:Operating rules for water-quality analysis of
中标分类: 工程建设 >> 工程勘察与岩土工程 >> 工程水文
发布部门:中华人民共和国交通部
发布日期:1984-12-27
实施日期:1985-05-01
首发日期:
作废日期:
起草单位:交通部第一公路勘察设计院与西安公路研究所、黑龙江省公路勘察设计院、新疆公路勘察设计院、宁夏交通局公路工程处、云南省公路规划设计院
起草人:王铠、左希光、刘谦、吴毓珍、陈秀琴、陈淑贞、李虹
出版社:人民交通出版社
出版日期:1985-05-01
页数:67页
适用范围

没有内容

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 工程建设 工程勘察与岩土工程 工程水文