ISO 25980-2023.docx
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1、INTERNATIONA1.STANDARDISO25980editionSecond2023-05Hea1.thandsafetyinwe1.dinganda1.1.iedprocessesTransparentwe1.dingcurtains,stripsandscreensforarcwe1.dingprocessesHygieneetsecuriteenSoUdageettechniquesconnexesRideaux,Ianieresetecranstransparentspour1.esprocedesdesoudageaarcISO2023COPYRIGHTPROTECTEDD
2、OCUMENTISO2023IUirhM*hedbdi1.iUedotherwiseupdhi.o啪InyM1.tta0DmkfifiU81.andonnet8CH-1214Vernier,GenevaPhone:M1.227490111觥ftte:丽丽BQrgPub1.ishedinSwitzer1.andContentsrciIvScope1Normativereferences1Termsanddefinitions1ReqUiIaen1.entS24.1 Transmi1.tance24.1.1 Infraredtransmittance24.1.2 EffectiveuItrbiue
3、Hiitnsmittance24.1.4 1.uminoustransmittance24.2 Resistancetou1.travio1.etradiation3一Testandca1.cu1.ationmethods35.1 Transmittance35.1.1 Genera1.35.1.3 EffectiveU1.trtriUORigtmnSmittanCe45.1.4 141.UtDInoUSnce45.2 Resistancetou1.travio1.etradiation55.3 S融Sia揄即f正rea。55.3.2Testspecimens65.3 3TStprooduIo
4、.65.4 聒磊曜我F晶邦Tength75.4.1Testapparatus.7工在2sp?CZImeng71._!ar1.d.2a.一一_861Gener386.2Mandatorymarkings8Informationforusers8Annex A (informative)Basisofthetransmittancerequirementsofthisdocument1()Annex B (informative)Se1.ectionofcurtain14Bib1.iography15ForewordISO(theInternationa1.OrganizationforStand
5、ardization)isawor1.dwidefederationofnationa1.standardsttiugh(ISOmrtm匕0)bMdmi)rwcekdHPfff1.QbbGgbodyI1tf1.nmtiJMiai6sndrifc3owhtd1.ysQcchit2committeehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepa
6、rtinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceare0f1.S01.EC(VifY1的M51bnotfygg4MMfergccordance、WFhtheeditoria1.ru1.esoftheISO/
7、IECDirectives.Part2(secwww.iso.org/direc1.ives).Anytradeusedinthis跑歌ionrightsd版服梯1n描M卿SnSi搬施吸R的战切刑他doc1.三棉翩冰硼%,subjectofanypatentrightsidentifiedduringthedeve1.opmen13thdoc向U1.beintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewww.iso.org/patents).constitutenameendorsement,docume
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