1、EAEPAbHOE ATEHTCTBOnO TEXHM4ECKOMY PEryIMPOBAHIO METPONOrMHAOHAJbHbIFOCT PCTAHAAPT57994POCCMCKOW中EAEPAU2017KOMO3TbI NOMEPHbIEMeToAbi onpegeneH B3Koct pa3pyweH cKopOCT BbICBo6oeHA 3HeprnM3AaHne onunanbHoeMocKBaGnCTaHAapTMHopM2018FOCT P 57994-2017pencnoBne1 NOATOTOBNEH 中egepantHbIM rocyAapcTBeHHLIM yH
2、NTapHbIM npeAnpnATnem Bcepoccnckn Ha-yHo-nccnegoBaTenLcKn nHCTTyT aBMaMOHHbIX MaTepnanoB COBMeCTHO C ABTOHOMHO HeKOMMepHecKOMopraHn3ayne LeHTp HOpMnpoBaHnA,cTaHAapTn3aynn n knaccn中nKaynn KoMno3nToB npn y4actn O6b-eqnHeHn opnnecknx nny Co03 npon3BoATenen KoMno3ToB Ha ocHoBe onnanbHoro nepeBoga Hapycc
3、Kn 3biK aHrno3bi4Hon Bepcnn yKa3aHHoro B nyHKTe 4 cTaHAapTa,koTopbi BbiNonHeH TK 4972 BHECEH TexHn4eCKnM KOMnTeTom no cTaHAapTn3aynn TK 497 KoMnO3nTbI,KOHCTpyKynn n n3Ae-3HX3 YTBEPKAEH I BBEAEH B AENCTME Nlpnka3om 中egepanbHoro areHTcTBa no TexH4ecKoMy pery-npoBaHo MeTponorn oT 24 Ho6p 2017 r.N 1832-
4、cT4 HacTow cTaHAapT ABngeTCA mogunNpoBaHHLIm no OTHOweHni K cTaHgapty ACTM A5045-14CTaHAapTHble MeToAbi ncnbiTaH Ang onpegeneHnA KpTn4eckoro ko3p中MeHTa HTeHCMBHOCT Ha-npgkeHM n KpnT4eckor0 3Ha4eHng ckOpOCT BbiAeNeHMA 3Heprnn nonnMepHbIX KOMnO3MMOHHbIX MaTe-pnanoB(ASTM D5045-14 Standard Test Method f
5、or Plane-Strain Fracture Toughness and Strain EnergyRelease of Plastics,MOD)nyTem n3MeHeHn ero cTpyKtypbi Ang npnBegeHnA B cooTBeTcTBne c npaBnnamn,ycTaHOBneHHbIM B OCT 1.5-2001(nogpa3genbi 4.2 n 4.3).OpurnHanbHbi TeKCT HeBKn04eHhbiX cTpyKTypHbix 3NeMeHTOB cTaHAapTa ACTM npuBegeH B AononHn-TenbHOM n
6、pnoeHM A.ckno4eHne cTaHgapToB ACTM E691,ACTM A4000 o6ycnoBneHo TeM,4To B Poccnickoi PegepaynnHa HaLMOHanbHOM ypoBHe HeT aHanorHbIX CTaHAapToB.AononHnTenbHble ccbinkn,Bknio4eHHble B TeKCT cTaHgapta Ang yueTa oco6eHHOcTen HaynoHanbHocTaHAapT3aM,BbeneHbI KypCBOM.ononHnTenbhble TpeooBahng n nonoxeHn,BHe
7、ceHHbe B HacTo cTaHgapt,BbigeneHbI nyTeM 3a-kno4eHnA ux B paMKn 3 TOHKnX nnHn,a nHopMayng c 0ObAcHeHeM np4H BKno4eHnA 3TX TpeOoBaHM nonokeH npBegeHa B Bnge npMeaHn.HanmeHoBaHne HacTowero cTaHgapTa n3MeHeHO OTHOCnTenbHO HanMeHoBaHnA yKa3aHHoro cTaHAap-Ta ACTM Ana npBeAeHn B cooTBeTcTBne c TOCT P 1.5-
8、2012(nyHKT 3.5).ConocTaBneHne cTpyKTypbi HacToero cTaHAapTa co crpyKTypo yKa3aHHoro cTaHAapTa ACTM npn-BeAeHo B AononHTenbHoM npnokeHn A5.CBegeHA o cooTBeTCTBnn cCbino4HbiX HaMOHanbHbIX n MexrocygapcTBeHHbIX cTaHAapToB cTaHAap-TaM ACTM,Cnonb3BaHHbIM B Ka4eCTBe CCbIno4HbIX B NpMeHeHHOM cTaHAapTe ACTM
9、,npBeAeHbI B Ao-nonHTenbHOM npnoeH AB5 BBE,AEH BNIEPBbIEpaeuna npuMeHeHuA Hacmoue2o cmaHdapma ycmaHoeneHbi e cmambe 26 PedepanbHo20 3aKoHaom 29 uoHg 2015 a.N 162-3 O cmaHdapmu3ayuu Poccuucko Pedepayuu.HpopMayu 06 u3-MeHeHuAx K HacmogeMy cmaHdapmy ny6nukyemcA s exe2oHoM(no cocmoHulo Ha 1 sHeap mekyue
10、2o2o0a)uHpopMauoHHoM yka3amene HauuoHanbHbe cmaHdapmb,a opuuanbHbI meKcm u3MeHeHuuu nonpaeok-e exeMecA4HoM uHopMauuOHHOM yKa3amene HayuoHanbHble cmaHapmbI,B cnyuaenepecMompa(3aMeHbi)unu omMeHbI Hacmogu山e2o cmaHdapma coomeemcmeyiowee yeedoMneHue 6ydemony6nukoeaHo e 6nuxaiweM ebinycke uH中opMauuOHHo2o
11、yka3amen HauuoHanLHble cmaHdapmbi.Co-omeemcmeylouwa uHpopMauu,yeedoMneHue u mekcmbi pa3Mewaomcs makke e uHpopMauOHHoucucmeme o6we2o nonb3o6aHuR-Ha opuyuanLHoM calime PedepanbHo2o a2eHmcmea no mexHu4eckoMypezynupoeaHuio u Memponozuu e cemu MHmepHem(www.gost.ru)CTaHAapTnHopM,2018HacTouw cTaHgapt He Mo
12、ket ObITb nONHOCTbo nn yacT4HO BOcnpon3BegeH,TupaxnpoBaH n pac-npocTpaHeH B Ka4ecTBe oanbHoro 3AaHn 6e3 pa3peweHn egepanbHoro areHTcTBa no TexHecko-My perynupoBaHMo n MeTponornn0CTP57994-2017ConepxaHne1O6 naCTb npnMeHeHn9.12 HopMaTMBHble ccblnKM.13 TepMMHbl,onpegeneHna n o6o3HayeHna.24Cyu4 HOCTb MeT
13、0a阳.325O6opygoBaHme.6 nogroToBka k npoBegeHnio mcnblraHM.468 06pa6oTka pe3ynbraroB ncnbITaHn.7g npoTokon mcnblTaHmM.npnnoxeHne A(0693aTenbHoe)CneynanbHble Tpe6oBaHna K NcnblTaHnIo 06pa3yoBana n3rn6a npn onHocropoHHeM Haape3e(SENB).11npnnoxkeHne B(o6A3aTenbHoe)CneunanbHble Tpe6oBaHna K wcnbITaHnlo o6
14、pa3uoBna ucnblTaHna Ha BHeyeHTpeHHoe pacrskeHMe(CT).13npnnoxeHne A(cnpaBouHoe)OpnrnHanbHbIn TeKCT HeBknloueHHbIX CTpyKTypHbIX 3neMeHTOBnpnmeHeHHoro craHgapra ACTM.6npnnoxeHne A5(cnpaBouHoe)ConocTaBneHne CTpyKTypbl HacTowero CTaHAapTaco cTpyKTypon npnmeHeHHoro B HeM CTaHgapTa ACTM.18npnnoxkeHne B(cnp
15、aBoYHoe)CBeneHNA O COOTBeTCTBNN CCbinoyHbIX HauNoHanbHbIXn MexkrocyAapcTBeHHbIX CTaHAapToB CTaHAapTaM ACTM,ncnonb30BaHHbIMB KayecTBe ccbinoyHbIx B npnMeHeHHOM CTaHgapTe ACTM.19M0CTP57994-2017HAUMOHANbHbIN C T AHD A PT P O CC MM C K O N E L E P AUMNKOMnO3NTbI nOnNMEPHbIEMeToAbl onpeneneHna BA3KOCTN p
16、a3pyweHna n CKopOCTn BbICBo6oxneHNA 3HeprnnPolymer composites.Test methods for fracture toughness definition and energy release speedsnaTa BBeneHna-2018-06-011 06nacTb npnMeHeHna1.1 HacToawnn cTaHnapT pacnpocTpaHgeTca Ha nonnMepHble KoMno3NTbl(nK)n nonnMepHble Mare-pnanbl(nM)6e3 apMnpoBaHna n ycTaHa
17、BnnBaeT MeTonbl NcnbITaHnn,npeAHa3HayeHHble An onncaHna NXBA3KOCTn pa3pyweHna yepe3 onpeneneHne KpnTmueckoro Ko3onyneHTa MHTeHCNBHOCTM HanpaeHnn,KiC.N 3HeprNn Ha enNHnuy nnowann noBepxHOCTM TpewNHbl NnN KpNTNyecKon CKOpOCTN BbICBooOXKneHNA 3Hep-rwn aecpopMaynn,GIC,B MOMeHT cpopMnpoBaHn TpewMHbl.1.2
18、CTaHnapT ycTaHaBnnBaeT MeTonbl onpeneneHna xapaktepncTnK npn wcnblTaHnn oopa3uoB AByxreoMeTpnyecKnx KOHopnrypaynn:n3rn6 npn OAHOCTopOHHeM Haape3e(SENB)n BHeyeHTpeHHoe pacTaxke-Hne(CT)2 HopMaTNBHble ccbinknB HacTogweM CTaHnapte ncnonb3oBaHbl HopMaTNBHble cCbinKn Ha cnenylowne cTaHnapTbl:OCT 166-89(MC
19、O 3599-76)LmaHaeHuupkynu.TexHuueckue ycnoeusOCT 6507 MukpoMempbl.TexHuyeckue ycnoeusTOCT 12423-2013(ISO 291:2008)nnacmMaccbl.ycnoeua KOHOuuuoHupoeaHua u ucnbimaHua 06-pa3uoe(npo6)TOCT 28840 MawuHbl ong ucnbimaHug Mamepuanoe Ha pacmaxeHue,cxamue u u32u6.O6wue mex-Huyeckue mpeboeaHugTOCT P 56800 KoMno
20、3MTbI nonnMepHble.OnpeneneHne MexaHnyecKnx CBONCTB npn pacTaKeHNN He-apMnpoBaHHbIx M apMnpoBaHHbIX MatepnanoBnpM Mey a Hne-npn nonb3oBaHNn HacToawWM cTaHAapToM yenecooopa3Ho npoBepnTb AencTBne ccbl-nouHblX CTaHAapToB B WH中opMa4 MOHHON CNCTeMe o6叫ero nonb3 OBaHN9一Hao中M4 ManbHOM caNTeenepanbHoroareHTC
21、TBa no TexHNyecKoMy perynmpoBaHnlo N MeTponornn B ceTN MHTepHeT wnn no exeronHoMy WHoopMayMoHHOMyyka3ateno HayNoHanbHble cTaHnapTbl,KoTopbin onyonnKoBaH no CocTOAHNIO Ha 1 AHBapA Tekywero rona,no Bbl-nyckaM exeMecAyHoro NHdopMayMoHHoro yKa3aten HayMoHanbHble cTaHAapTbl3a Tekywwn roA.Ecnn 3aMeHeHccbi
22、noyHbIn cTaHnapt,Ha KoTopbin AaHa HenaTnpoBaHHa ccbinka,To pekoMeHAyeTca Ncnonb3oBaTb AencTBylouyoBepCnO 3Toro CTaHAapTa c yueTOM Bcex BHeceHHbIX B AaHHyo BepcnO N3MeHeHNN.Ecnn 3aMeHeH CCblnoyHbIN CTaH-Aapt,Ha KoTopbin AaHa AaTnpoBaHHa ccbinka,To peKoMeHAyeTca wcnonb3oBaTb Bepcwo 3Toro cTaHAapTa c y
23、Ka3aH-HbIM Bblwe ronoM yTBepxneHn(npNHATNA).Ecnn nocne yTBepxneHna HacTogwero cTaHnapta B ccbinoyHbln cTaH-napT,Ha KoTopbin naHa naTnpoBaHHaa ccbinka,BHeceHo N3MeHeHNe,3aTparBalowee nonoxeHne,Ha KoTopoe naHaccbinka,To 3To nonoxeHne peKoMeHAyeTca npwMeHATb 6e3 yueta AaHHoro N3MeHeHNA.Ecnn cCblnoyHbln
24、 cTaHnapTOTMeHeH be3 3aMeHbl,To nonoxkeHne,B KOToPOM AaHa ccbinka Ha Hero,peKoMeHayeTca npNMeHATb B yacTN,He 3a-TparnBalowen 3Ty ccbinky.V3naHne odpnunanbHoe0CTP57994-20173 TepMNHbl,onpeneneHna n 0603HayeHn3.1 B HacToaweM CTaHnapTe npnMeHeHbl cneayloune TepMMHbl C COOTBeTCTByIOLNMn onpeneneHnAMn:3.1
25、.1 BHeueHTpeHHoe pacTskeHne CT:TeoMeTpnyeckaa KoHonrypauna o6pa3ua,CocToSwa n3 nna-CTNHbI C O HOCTOPOHHNM Hanpe3oM non neNCTBMeM pacTarMBalowen Harpy3KM3.1.2 n3rn6 npn onHocTopoHHeM Hanpe3e SENB:TeoMeTpnueckaa KoHonrypauna o6pa3ua,co-CToAwa n3 6ankn c yeHTpanbHbIM Haape3oM non nencTBneM n3rn6alowen
26、Harpy3Kn(TpexToueyHblw3rM6)3.1.3Ko3MuMeHT NHTeHCNBHOCTN HanpA米eHnn K:BennynHa,onpenenaio山a HanpakeHHO-Ae中opMNpoBaHHoe COCTOAHNe N CMeweHNA BonN3N BepwMHbI TpewNHbl an ynpyroro Tena,He3aBNCNMO OT cXe-MbI HarpyxkeHna,oopMbl M pa3MepoB tena n TpewNHblTOCT 25.506-85,npnnoxeHne 2,nyHKT 43.1.4 KpnTnyeckaa
27、 ckopoCTb BbICBo6oxneHna 3Heprnn nedpopmaunn Gic:napameTp MexaHnue-CKON BA3KOCTM,OCHOBaHHbIN Ha konnyeCTBe 3Heprnn,Heo6xo NMoN pa3pyweHna3.1.5KpnTnyecknn Ko3onuneHT NHTeHCNBHOCTM HanpsxkeHnn KIc:CnnoBaa xapaktepncTnka Tpewn-HOCTONKOCTN nA Monenn TpewNHbI TNna I npn npenenbHOM CTeCHeHNN nnacTNyecknx
28、nedbopMaunn y Bep-WMHbl TpewNHbl,Korna BbinonHAIOTCA ycnoBna npnBeneHna BenMunHbl Ko.TOCT 25.506-85,npnnoxeHne 2,nyHKT 63.1.6 HanpaxkeHne TekyyecTn:Vcnonb3yeTca HanpaxkeHne npn pa3pyweHnn.HaknoH KpnBoN Ha Ana-rpaMMeHanpaxkeHne一AeopMaunAHeo6a3 aTenbHo nonxkeH6 bITb HyneBblM.3.2 B HacToaweM CTaHnapTe
29、npnHATbl cneayiowne 0603HayeHn:3.2.1KQ,M门a12:PaC4 eTHaa Benm4 MHa KO3中中MLMeHTa WHTeHCHBHOCTM HanpaKeHM.3.2.2 Go.KAK/M2:PacyeTHa BennynHa cKopoCTn BbICBo6oxneHn 3Heprnn aedpopMaumn.4 CywHOCTb MeTona4.1 HacToAMe MeTonbl wcnblTaHnn nonpa3yMeBaloT HarpyxkeHne oopa3ua c Hanpe3oM c npenBapn-TenbHo nonroTo
30、BneHHON TpewMHoN nN6o BHeueHTpeHHbIM pacTaxkeHneM,nN6o TpexToueyHbIM N3rN6OM.Ha-rpy3Ky,COOTBeTCTBylowylo 2,5%Kaxyweroca npupaweHn AnMHbl TpewnHbl,yCTaHaBnnBaoT C noMowbioyka3aHHoro OTKNOHeHnA OT NNHenHon yacTn AMarpaMMbl AecopMnpoBaHnA.3HayeHne Kic paccynTblBaloTWCXOnA N3 3TON Harpy3Kn no ypaBHeHnlO
31、,nonyyeHHOMy Ha OCHoBe aHann3a ynpyroro-HanpaxkeHHorO COCTO-AHNA 06pa3yoB,onncaHHoro B HacToaweM CTaHnapTe no AByM MeTonaM npoBeneHn ncnbITaHnn.O60CHO-BaHHOCTb onpeneneHna BenNyNHbl KIC 3TNMN MeToAaMn ncnblTaHnn 3aBnCnT OT cpopMnpoBaHna BepwnHblTpewNHbI Ha oopa3ue n BblABneHNA nMHeNHo-ynpyrnx xapakt
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33、rpadbnka 3aBNCnMOCTM Harpy3ka-CMeweHneno TouKe Harpy3Kn,npn 3TOMBbinonHReTcA nonpaBka Ha BnaBnNBaHne B nokanbHbIX ToYKax Harpy KeHnA,a Takke cKaTne o6pa3ua n no-aTnMBOCTb CNCTeMbl5 06opynoBaHne5.1 VcnbITaHna npoBOAAT Ha ncnblTaTenbHoN MawnHe no TOCT 28840,o6ecneynBalowen nwHeNHoenepeMeweHne aKTNBHor
34、o 3axBata(TpaBepcbl)c 3anaHHOn noCTOAHHON CKopOCTblO M N3MepeHne Harpy3Kn cnorpewHOCTblO He bonee t1 N3MepaeMon BenNynHbl.5.2 n KOHopnrypaynn SENB Tpe6yeTca yCTpoNcTBO C HenoABMXKHbIMn wnw noABNXKHbIMN ponnkaMnOCTaTOYHoro nMaMeTpa,4T06bI N36exkaTb upe3MepHoro nnacTnyeckoro BnaBnMBaHNA.onxoAN Mexa-HM3M yCTpoNcTBa n HarpyKeHna 06pa3ua SENB c AaTuNKOM CMeweHn noka3aH Ha pncyHke 1.Harpy304-Ha CKo6a ncnblTaHna Ha BHeyeHTpeHHoe pacTaxkeHne CT noka3aHa Ha pncyHke 2.HarpyxkeHne0Cy山eCTBnaeTCa c n0Mo山b0山TM中TOB B OTBepCTMAX O6pa3ua(pNCyHOK36).2
