您的位置: 标准下载 » 协会标准 » ASTM 美国材料与试验协会 »

ASTM D3903-2003(2007) 阳能系统的热空气传递用橡胶密封件的标准规范

作者:标准资料网 时间:2024-05-21 05:29:33  浏览:8635   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardSpecificationforRubberSealsUsedinAir-HeatTransportofSolarEnergySystems
【原文标准名称】:阳能系统的热空气传递用橡胶密封件的标准规范
【标准号】:ASTMD3903-2003(2007)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:D11.37
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:air-heattransport;rubberseals;solarenergysystems;Air-heattransportdevices(solar);Rubber--specifications;Rubberseals--specifications;Solarheating/coolingsystems--specifications;Solarmaterials/applications--specifications
【摘要】:1.1Thisspecificationcoversthegeneralrequirementsfortherubbersealsusedinsolarenergysystemsemployingair-heattransport.Examplesareductanddamperseals.Particularapplicationsmaynecessitateotherrequirementsthatwouldtakeprecedenceovertheserequirementswhenspecified.Note18212;RubbersealsforthecollectorarecoveredinSpecificationsD3667andD3771.1.2Designrequirementpertainsonlytopermissibledeflectionsoftherubberduringthermalexpansionorcontractionofthesealinuseandthetolerancesindimensionsofmoldedandextrudedseals.1.3Thisspecificationdoesnotincluderequirementspertainingtothefabricationorinstallationoftheseals.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section10,ofthisspecification:Thisstandarddoesnotpurporttoaddressthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G43
【国际标准分类号】:21_140
【页数】:4P.;A4
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:Roadwaylightingequipment-Filmcutouts
【原文标准名称】:道路照明设备----薄膜断路器
【标准号】:IEEEC136.5-1996
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【实施或试行日期】:
【发布单位】:美国电气电子工程师学会(IEEE)
【起草单位】:IEEE
【标准类型】:()
【标准水平】:()
【中文主题词】:道路照明;街道照明;电介质击穿;耐电强度;切断;击穿电压;击穿;照明系统
【英文主题词】:breakdownvoltage;roadlighting;dielectricbreakdown;breakdown;electricstrength;streetlighting;lightingsystems;cutoff
【摘要】:
【中国标准分类号】:K72
【国际标准分类号】:93_080_40
【页数】:2P;A4
【正文语种】:英语


Product Code:SAE AMS4987
Title:Titanium Alloy, Forgings 10v 2fe 3al, Consumable Electrode Melted, Single Solution Heat Treated and Overaged, 140 Ksi (965 Mpa) Tensile Strength
Issuing Committee:Ams G Titanium And Refractory Metals Committee
Scope:This specification covers a titanium alloy in the form of forgings under 4.0 inches (102 mm) in nominal cross-sectional thickness and of forging stock.