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ISO 25780-2011 压力与非压力水源,灌溉,排税或排污系统用塑料管道系统.基于不饱和聚酯树脂之上的玻璃增强性热凝塑料(GRP)系统.将要安装的附带挠性接头的管道

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【英文标准名称】:Plasticspipingsystemsforpressureandnon-pressurewatersupply,irrigation,drainageorsewerage-Glass-reinforcedthermosettingplastics(GRP)systemsbasedonunsaturatedpolyester(UP)resin-Pipeswithflexiblejointsintendedtobeinstalledusi
【原文标准名称】:压力与非压力水源,灌溉,排税或排污系统用塑料管道系统.基于不饱和聚酯树脂之上的玻璃增强性热凝塑料(GRP)系统.将要安装的附带挠性接头的管道
【标准号】:ISO25780-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-05-15
【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】:
【英文主题词】:Classification;Connectionpoints;Definitions;Depressurized;Determination;Drainage;Fittings;Flexible;Glass-fibrereinforced;Glass-fibrereinforcedplastics;Joints;Materials;Pipelineinstallations;Pipes;Pipingsystem;Plasticpipelines;Plasticpipes;Polyesterresins;Reinforcedmaterials;Reinforcedplastics;Sewage;Sewagepipelines;Sewers;Specification(approval);Testing;Thermoplasticpolymers;Thermosettingpolymers;Unsaturatedpolyesterresins
【摘要】:ThisInternationalStandardspecifiesthepropertiesofthepipingsystemanditscomponentsmadefromglassreinforcedthermosettingplastics(GRP)basedonunsaturatedpolyesterresin(UP)forwatersupply,irrigation,drainageorseweragesystemswithorwithoutpressure.ThisInternationalStandardisapplicabletoGRP-UPpipingsystems,withflexiblejoints,intendedtobeinstalledusingjackingtechniques.ItspecifiesthecharacteristicsofpipesmadefromGRP-UP,withorwithoutaggregatesorfillersandalsospecifiesthetestparametersforthetestmethodsreferredtointhisInternationalStandard.NOTEPipesreferredtointhisInternationalStandardare,becauseoftheirintendeduse,requiredtohaveaminimumnominalstiffnessofatleastSN20000(see5.2.1).ThisInternationalStandardisapplicabletopipesandjointswithasizerangefromDN100toDN4000whichareintendedtobeusedfortheconveyanceofwaterorsewageattemperaturesupto50℃,withorwithoutpressure.Itcoversrequirementstoprovethedesignofthejointandspecifiestypetestperformancerequirementsforthejointsasafunctionofthedeclarednominalpressureratingofthepipelinesystemandtherequiredjointdeflectioncapabilityofthesystem.GRP-fittings,usedbetweenpipesystemscoveredbythisInternationalStandard,shallbeinaccordancewithISO10639forwatersupplysystemsorISO10467fordrainageandseweragesystems,asapplicable.Inapipe-worksystem,pipesofdifferentnominalpressureandstiffnessratingsmaybeusedtogether.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_20;91_140_60;91_140_80;93_030
【页数】:56P.;A4
【正文语种】:英语


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Product Code:SAE J1928
Title:Devices Providing Backfire Flame Control for Gasoline Engines in Marine Applications
Issuing Committee:Marine Technical Steering Committee
Scope: This SAE Standard covers the minimum requirements for design, construction, and testing of devices to prevent the propagation of backfire flame from within the gasoline engine to the surrounding atmosphere. The purpose of this document is to recommend a procedure for testing and establishing acceptable flame arresting characteristics of the devices.
Rationale: This SAE Standard covers the minimum requirements for design, construction, and testing of devices to prevent the propagation of backfire flame from within the gasoline engine to the surrounding atmosphere. The purpose of this document is to recommend a procedure for testing and establishing acceptable flame arresting characteristics of the devices.
基本信息
标准名称:木材物理力学试材采集方法
英文名称:Collection method of sample wood used for physical and mechanical tests
中标分类: 农业、林业 >> 林业 >> 原条与原木
ICS分类: 木材技术 >> 木材加工技术
替代情况:替代GB 1927-1980;被GB/T 1927-2009代替
发布部门:国家技术监督局
发布日期:1991-05-03
实施日期:1992-01-01
首发日期:1980-04-19
作废日期:2009-08-01
主管部门:国家林业局
归口单位:全国木材标准化技术委员会
起草单位:中国林科院木材研究所
出版日期:1900-01-01
页数:4页
适用范围

本标准规定了木材物理力学试材采集地的设置和样木选择、样木采伐、试材截取和记载以及试材编本标准适用于研究各树种立木的木材物理力学性质所需试材采集。

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所属分类: 农业 林业 林业 原条与原木 木材技术 木材加工技术