DIN ISO Equivalent Fasteners
DIN ISO Equivalent Fasteners
DIN ISO Equivalent Fasteners
DINtoISO
ItisunderstoodtodaythatalotofthestockedimportedmetricfastenersaremadetotheDINstandards.Thegoodnews
isthatmanyoftheproductrequirementsareidenticalintheDINandtheISOstandards.Fewofthedifferences
adverselyaffectfitorfunction.Fastenerindustrywordwideshouldstartworkingwiththeirsupplierstotransitionfrom
followingtheDINstandardstofollowingtheISOrequirements.
ItisalsounderstoodthatmanyendusersarestillreferringtoDINfastenerstandardsbecausetheyareunawareofDIN
withdrawingtheirstandardsinpreferencefortheISOstandards.Suppliersareencouragedtosuggesttoendusersto
adoptISOfastenerstandardsforallnewdesignsandtotransitionintoISOstandardsawayfromtheDINstandards
wherepossibleforcurrentusage.
Thereisnolaworrulethatstatesthatuserscannotcontinuetouseawithdrawnstandardforeveriftheywishtodoso.
Theyshould,howeverrealizethatoftheDIN,ASME,andISOmetricfastenerstandards,onlytheISOwillbetechnically
maintainedandupdatedinthefuture.
ISOistheworldwideacceptedstandard.
Itisnotgoodengineeringpracticetohavemorethanonestandardforanygivenproduct.Multiplemetricfastener
standardscauseunnecessaryconfusionandadverselyaffectproductuniformity.Globalindustryhasbeeninastateof
confusionsincethe1970swithitsuseofmetricfasteners,becauseusershavebeengiventhreestandardstochoose
fromforessentiallythesameproducts.Itistimeforallcompaniesinthesupplychainofmetricfastenerstostartan
orderlytransitiontowardstheuniformadoptionoffastenersmadetotheISOfastenerstandards.Toeffectivelycompete
inworldwidecommerce,productmanufacturersneedtoutilizetheworldwideacceptedISOfastenerstandards.
2338:1997)
externalISOmetricscrewthread
(ISO4753:1999)
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NormalseriesProductgradeA
(ISO7090:2000)
NormalseriesProductgradeA
(ISO7090:2000)
ProductgradeC(ISO7091:2000)
ProductgradesA,BandC(ISO
47591:2000)
steelPart1:Bolts,screwsand
studs(ISO8981:1999)
madeofcarbonsteelandalloy
steelPart1:Bolts,screwsand
studs(ISO8981:1999)
(ISO4042:1999)
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DIN26710ISO10684 FastenersHotdipgalvanized
coatings(ISO10684:2004)
DIN26712ISO2702 Heattreatedsteeltappingscrews
Mechanicalproperties(ISO
2702:1992)
DIN26715ISO2320 Prevailingtorquetypesteel
hexagonnutsMechanicaland
performanceproperties(ISO2320:
1997)
DIN26715ISO35061 Mechanicalpropertiesof
corrosionresistantstainlesssteel
fastenersPart1:Bolts,screws
andstuds(ISO35061:1997)
DIN26715ISO35062 Mechanicalpropertiesof
corrosionresistantstainlesssteel
fastenersPart2:Nuts(ISO
35062:1997)
DIN26715ISO35063 Mechanicalpropertiesof
corrosionresistantstainlesssteel
fastenersPart3:Setscrewsand
similarfastenersnotundertensile
stress(ISO35063:1997)
DIN26720ISO61572 FastenersSurfacediscontinuities
Part2:Nuts(ISO61572:1995)
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427 2342
3 2000)
555 4034
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912 21269thread(ISO21269:2004)
912 4762
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1 Steelofpropertyclass4.8(ISO70461:1994)
2 stainlesssteelandnonferrousmetals(ISO70462:1990)
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972 4034
977 21670
980 10513metricfinepitchthreadPropertyclasses8,10and12
(ISO10513:1997)
982 10512insert),style1,withmetricfinepitchthreadProperty
classes6,8and10(ISO10512:1997)
14708739 8739:1997)
14718744
14728745
14738740 (ISO8740:1997)
14748741 8741:1997)
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14758742 8742:1997)
14768746
14818752 8752:1997)
63258734 (Dowelpins)(ISO8734:1997)
690010644hardnessclasses200HVand300HV(ISO10644:1998)
690110510(ISO10510:1999)
690210673normalandlargeseriesProductgradeA(ISO
10673:1998)
690310669NormalandlargeseriesProductgradeA(ISO
10669:1999)
692410512insert),style1,withmetricfinepitchthreadProperty
classes6,8and10(ISO10512:1997)
69247040 insert),style1Propertyclasses5,8and10(ISO
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7040:1997)
692510513metricfinepitchthreadPropertyclasses8,10and12
(ISO10513:1997)
733715977protrudingheadAIA/St(ISO15977:2002)
733715978countersunkheadAIA/St(ISO15978:2002)
733715979protrudingheadSt/St(ISO15979:2002)
733715980countersunkheadSt/St(ISO15980:2002)
733715981protrudingheadAIA/AIA(ISO15981:2002)
733715982countersunkheadAIA/AIA(ISO15982:2002)
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7337 16582protrudingheadCu/StorCu/BrorCu/SSt(ISO16582:
2002)
7337 16583countersunkheadCu/StorCu/BrorCu/SSt(ISO
16583:2002)
7337 16584protrudingheadNiCu/StorNiCu/SSt(ISO16584:2002)
7346 133371997
75007085 hardenedandtemperedmetricthreadrollingscrews(ISO
1 7085:1999)
7504 10666functionalproperties(ISO10666:1999)
7504 15480thread(ISO15480:1999)
7504 15481screwthread(ISO15481:1999)
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7504 15483withtappingscrewthread(ISO15483:1999)
7971 1481
7976 1479
7981 7049 1)
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