基本信息
| 标准名称： | 70mm电影放映物镜技术条件 |
| 中标分类： |
仪器、仪表 >>
电影、照相、缩微、复印设备 >>
镜头 |
| 发布日期： | |
| 实施日期： | 1990-10-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
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引用标准
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所属分类： 仪器 仪表 电影 照相 缩微 复印设备 镜头
【英文标准名称】:TestMethodsforFlash-pointbyPensky-MartensClosedCupTester
【原文标准名称】:用潘斯基-马丁斯闭杯试验器测定闪点的试验方法
【标准号】:ANSI/ASTMD93-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:涂层;防火安全;闪点;润滑剂;油性涂料;涂料;潘斯基-马丁斯仪;石油产品;溶剂;测试;木材
【英文主题词】:Coatings;Firesafety;Flashpoint;Lubricants;Oilpaints;Paints;Pensky-Martensapparatus;Petroleumproducts;Solvents;Testing;Wood
【摘要】:Thesetestmethodscoverthedeterminationoftheflashpointofpetroleumproductsinthetemperaturerangefrom40to360-CbyamanualPensky-Martensclosed-cupapparatusoranautomatedPensky-Martensclosed-cupapparatus.Note1-Flashpointdeterminationasabove250?Ccanbeperformed,however,theprecisionshavenotbeendeterminedabovethistemperature.Forresidualfuels,precisionshavenotbeendeterminedforflashpointsabove100?C.ProcedureAisapplicabletodistillatefuels(diesel,kerosine,heatingoil,turbinefuels),newlubricatingoils,andotherhomogeneouspetroleumliquidsnotincludedinthescopeofProcedureB.ProcedureBisapplicabletoresidualfueloils,cutbackresidua,usedlubricatingoils,mixturesofpetroleumliquidswithsolids,petroleumliquidsthattendtoformasurfacefilmundertestconditions,orarepetroleumliquidsofsuchkinematicviscositythattheyarenotuniformlyheatedunderthestirringandheatingconditionsofProcedureA.Thesetestmethodsisapplicableforthedetectionofcontaminationofrelativelynonvolatileornonflammablematerialswithvolatileorflammablematerials.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Note2-IthasbeencommonpracticeinflashpointstandardsformanydecadestoalternatelyuseaC-scaleoranF-scalethermometerfortemperaturemeasurement.Althoughthescalesarecloseinincrements,theyarenotequivalent.BecausetheF-scalethermometerusedinthisprocedureisgraduatedin5?increments,itisnotpossibletoreadittothe2?Cequivalentincrementof3.6?F.Therefore,forthepurposesofapplicationoftheprocedureofthetestmethodfortheseparatetemperaturescalethermometers,differentincrementsmustbeused.Inthistestmethod,thefollowingprotocolhasbeenadopted:Whenatemperatureisintendedtobeaconvertedequivalent,itwillappearinparenthesesfollowingtheSIunit,forexample370?C(698?F).Whenatemperatureisintendedtobearationalizedunitforthealternatescale,itwillappearafter"or,"forexample,2?Cor5?F.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardsstatements,see6.4,7.1,9.3,9.4,11.1.2,11.1.4,11.1.8,and12.1.2.
【中国标准分类号】:E30
【国际标准分类号】:13_220_40;75_080;75_160_20
【页数】:
【正文语种】:英语