gost_4157-79

Tpynna M21M E K T O C yIA P C T B E HH bIC T A H IA P TN3IEJIA OTHESTIOPHbIE IHACOBbIETexHnyeckHe ycnoBHaTOCT4157-79Silica brick refractories.SpecificationsMKC81.0800KΠ153600Hara BBeaema 01.01.81Hacrosui cTaHapr pacnpocTpaHseTca Ha orHeynopHble HacoBble H3nema,npeHa3HaueHHbleIa KJaKn pa3HHbIx MeTayprnuecknx neyei H apyrnx TenIoBbIx arperaToB.CraHapr cooTBeTCTByeTcTaHapTy COB 1272-87 B uacTH MapoK I3 H I5.Kombl OKII npHBeneHbI B npwoxeHHH.(M3MeHeHHaa penaKua,N3M.No 1,2,3,4).1.MAPKI1.1.B 3aBHCHMOCTH OT o6JacTH npHMeHeHna H3nena noapa3leJsoTca Ha MapKn,yka3aHHble Bra6n.1.Taonnua IMapkaO6nacTb npHMeHeHHaIMCIIs KJaKn CBOIOB MapreHoBCKHx neyeit H apyrHx TenJoBbIX arperaToBIMIs KJaKH MapTeHoBcKMi neyei H apyrx TerIoBbIX arperaToBAHis KaKn HarpeBaTeIbHbIx neyei n apyrnx TenJoBbIx arperaToBΠ3Is KIaKH 3neMeHToB Kepamnyeckix neyeiΠ5Is KIaIKn pa3Hoo6pa3HbIX 3eMCHTOB HarpeBaTeJIbHbIX yCTaHoBOK(M3MeHeHHaa penaKuma,M3M.Ne 1,3,4,5).2.ΦOPMA H PA3 EPbI2.1.PopMa H pa3Mepbl H3nenii MapoK IIMC,IIM,IIH IOJDKHbI COoTBeTCTBOBaTb TOCT 6024 HTOCT 8691,Mapok 13 n I5-no Tpe6oBaHmo noTpe6nTens.(M3MeHeHHaa penaKuma,M3M.Ne 1,3,4,5).2.2.Parnycbl 3akpyrneHni H yrmbl,yka3aHHble Ha yepTexax H3nemi,naorcs H3roToBeHHsnpecc-oopM H He nonexkaT KoHTpoJo.3.TEXHNYECKNE TPEBOBAHNA3.1.M3eHa HacoBble OJKHbI H3rOTOBJISTbCA B COOTBeTCTBHH c Tpe6oBaHHAMH HacToseroCTaHapTa,no TexHoJorHecKoMy pexnMy,yTBepeHHoMy B ycTaHoBeHHOM nopake.(M3MeHeHHaa penaKuma,M3M.Ne 1,3).3.2.M3neJHa no H3HKO-XHMHyeCKHM noKa3aTeJISM OJDKHbI COOTBeTCTBORATb Tpe6oRaHHAM,yka-3aHHbIM B TaOJ.2.M3 aHHe0中MIHaIbHoe★33