DIN EN 60947 T.2/A1-1994 低压开关设备.第2部分:断路器
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【英文标准名称】:Lowvoltageswitchgearandcontrolgear;part2:circuit-breakers(IEC947-2:1989,amendment1:1992);GermanversionEN60947-2,amendment1:1993
【原文标准名称】:低压开关设备.第2部分:断路器
【标准号】:DINEN60947T.2/A1-1994
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
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Product Code:SAE AMS3670/2
Title:Polyamide-Imide Bar, Rod, and Shapes 20 Graphite-3 Polytetrafluoroethylene (PTFE) Filled
Issuing Committee:Ams P Polymeric Materials Committee
Scope: This specification covers a polyamide-imide plastic filled with graphite and polytetrafluorethylene (PTFE) in the form of molded bar, rod, and shapes.
Rationale: This specification covers a polyamide-imide plastic filled with graphite and polytetrafluorethylene (PTFE) in the form of molded bar, rod, and shapes.【英文标准名称】:StandardPracticeforStandardizingEquipmentforElectromagneticExaminationofSeamlessAluminum-AlloyTube
【原文标准名称】:无缝铝合金管的电磁检验用的标准化设备
【标准号】:ASTME215-1998(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:E07.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:试验;有色金属;铝;工艺;无损检验;合金;铝合金;无缝管;电磁试验;金属;管
【英文主题词】:aluminumalloy;eddycurrents;electromagneticexamination;equipmentstandardization;NDT;nondestructivetesting;tubing
【摘要】:1.1Thispracticeisintendedasaguideforstandardizingeddy-currentequipmentemployedintheexaminationofseamlessaluminum-alloytube.Artificialdiscontinuitiesconsistingofflat-bottomedorthroughholes,orboth,areemployedasthemeansofstandardizingtheeddy-currentsystem.Generalrequirementsforeddy-currentexaminationproceduresareincluded.1.2ProceduresforfabricationofreferencestandardsaregiveninAppendixesand.1.3Thispracticeisintendedfortheexaminationoftubularproductshavingnominaldiametersupto4in.[101.6mm]andwallthicknessesuptothestandarddepthofpenetration(SDP)ofeddycurrentsfortheparticularalloy(conductivity)beingexaminedandtheexaminationfrequencybeingused.Note1Thispracticemayalsobeusedforlargerdiametersorheavierwallsuptotheeffectivedepthofpenetration(EDP)ofeddycurrentsasspecifiedbytheusingpartyorparties.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.5Thispracticedoesnotestablishacceptancecriteria.Theymustbeestablishedbytheusingpartyorparties.Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H61
【国际标准分类号】:
【页数】:7P.;A4
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