ANSI/AWS C5.7-1989 气电焊推荐惯例

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【英文标准名称】:Copperandcopperalloys-Plumbingfittings-Part4:Fittingscombiningotherendconnectionswithcapillaryorcompressionends;GermanversionEN1254-4:1998
【原文标准名称】:铜和铜合金.管配件.第4部分:把其它连接端头和毛细管或压力接头相连接的管件
【标准号】:EN1254-4-1998
【标准状态】:现行
【国别】:
【发布日期】:1998-03
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:软钎焊连接;试验要求;钎焊;试验;最大;连接尺寸;温度;毛细管接头;管联接器;公差(测量);配件;铜合金;铜;管道配件;极限偏差;连接;材料;名称与符号;管;检验;毛细钎焊配件;压力;管端头;规范(验收);尺寸;作标记;定义;定义;尾端件
【英文主题词】:Capillaryfittings;Capillarysolderingfittings;Connectingdimensions;Connections;Copper;Copperalloys;Definition;Definitions;Designations;Dimensions;Endpieces;Fittings;Inspection;Limitdeviations;Marking;Materials;Maximum;Pipecouplings;Pipefittings;Pipes;Pressure;Solderedjoints;Solderings;Specification(approval);Temperature;Testing;Testingrequirements;Tolerances(measurement);Tubeend
【摘要】:
【中国标准分类号】:H62
【国际标准分类号】:23_040_40
【页数】:14P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforUltravioletAbsorbanceandAbsorptivityofPetroleumProducts
【原文标准名称】:石油产品紫外线吸收率和吸收系数的标准试验方法
【标准号】:ASTMD2008-1991(2006)
【标准状态】:现行
【国别】:
【发布日期】:1991
【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】:D02.04.0F
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:紫外线辐射;紫外线;润滑剂;紫外线吸收;石油产品;试验
【英文主题词】:petroleumproducts;ultravioletabsorbance;ultravioletabsorptivity;ultravioletspectroscopy
【摘要】:Theabsorbanceofliquidsandtheabsorptivityofliquidandsolidsatspecifiedwavelengthsintheultravioletareusefulincharacterizingpetroleumproducts.1.1Thistestmethodcoversthemeasurementoftheultravioletabsorptionofavarietyofpetroleumproducts.Itcoverstheabsorbanceofliquidsortheabsorptivityofliquidsandsolids,orboth,atwavelengthsintheregionfrom220to400nmofthespectrum.1.2Theuseofthistestmethodimpliesthattheconditionsofmeasurement-wavelength,solvent(ifany),samplepathlength,andsampleconcentration-arespecifiedbyreferencetooneoftheexamplesoftheapplicationofthistestmethodintheannexesorbyastatementofotherconditionsofmeasurement.1.3Examplesoftheapplicationofthistestmethodarethedeterminationoftheabsorbanceofwhitemineraloil,theabsorptivityofrefinedpetroleumwax,andtheabsorptivityofUSPpetrolatum.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesstatedinfahrenheit,feet,andinches,indicatedinparentheses,areforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,see7.3.1,7.3.3,and13.4.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:8P.;A4
【正文语种】: