SN/T 1712-2006 出入境口岸流行性脑脊髓膜炎监测规程
作者:标准资料网 时间:2024-05-16 01:51:48 浏览:9314
来源:标准资料网
基本信息
标准名称: | 出入境口岸流行性脑脊髓膜炎监测规程 |
英文名称: | Codes of surveillanace for epidemic cerebrospinal meningitis at entry-exit port |
中标分类: |
医药、卫生、劳动保护 >>
卫生 >>
卫生检疫 |
发布日期: | 2006-01-26 |
实施日期: | 2006-08-16 |
首发日期: | |
作废日期: | |
起草单位: | 国家认证认可监督管理委员会 |
出版日期: | |
页数: | 10页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 医药 卫生 劳动保护 卫生 卫生检疫
【英文标准名称】:Plasticspipingsystems-Polyethylene(PE)pipesandfittingsforwatersupply-Part2:Pipes
【原文标准名称】:塑料管道系统.给水用聚乙烯(PE)管和管件.第2部分:管
【标准号】:ISO4427-2-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-08
【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/TC138
【标准类型】:()
【标准水平】:()
【中文主题词】:尺寸;几何特性;作标记;材料规范;机械特性;PE;聚乙烯管道;物理特性;管;塑料管;塑料;聚乙烯;特性;规范;输水管道;水管;给水
【英文主题词】:Dimensions;Geometricalproperties;Marking;Materialsspecification;Mechanicalproperties;PE;PEpipes;Physicalproperties;Pipes;Plasticpipes;Plastics;Polyethylene;Properties;Specification;Waterpipelines;Waterpipes;Watersupply
【摘要】:ThispartofISO4427specifiesthepipesmadefrompolyethylene(PE)intendedfortheconveyanceofwaterforhumanconsumption,includingrawwaterpriortotreatmentandwaterforgeneralpurposes.Italsospecifiesthetestparametersforthetestmethodstowhichitrefers.InconjunctionwiththeotherpartsofISO4427,itisapplicabletoPEpipes,theirjoints,tojointswithcomponentsofPEandtomechanicaljointswithcomponentsofothermaterials,intendedtobeusedunderthefollowingconditions:a)amaximumoperatingpressure(MOP)uptoandincluding25bar1);b)anoperatingtemperatureof20°Casthereferencetemperature.NOTE1Forapplicationsoperatingatconstanttemperaturesgreaterthan20°Candupto40°C,seeISO4427-1:2007,AnnexA.NOTE2ISO4427coversarangeofmaximumoperatingpressuresandgivesrequirementsconcerningcoloursandadditives.Itistheresponsibilityofthepurchaserorspecifiertomaketheappropriateselectionsfromtheseaspects,takingintoaccounttheirparticularrequirementsandanyrelevantnationalguidanceorregulationsandinstallationpracticesorcodes.Threetypesofpipearespecified:?PEpipes(outsidediameterdn),includinganyidentificationstripes;?PEpipeswithco-extrudedlayersoneitherorboththeoutsideand/orinsideofthepipe(totaloutsidediameterdn),asspecifiedinAnnexA,wherealllayershavethesameMRSrating.?PEpipes(outsidediameterdn)havingapeelable,contiguous,thermoplasticsadditionallayerontheoutsideofthepipe(“coatedpipe”),seeAnnexA.1)1bar=0,1MPa=105Pa;1MPa=1N/mm2.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_20
【页数】:18P.;A4
【正文语种】:英语
MIL-G-20241D (AMENDMENT 1), MILITARY SPECIFICATION, GASKET MATERIAL, WOOL FELT, IMPREGNATED, ADHESIVE, PRESSURE-SENSITIVE (12 MAR 1980) [S/S BY ZZ-R-765 AND MIL-I-24391]., This amendment forms a part of Military Specification MIL-G-20241D,dated 12 March 1980, and is approved for use by all Departments andAgencies of the Department of Defense.