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904L Plate ea tšepe e sa hloekang

Tlhaloso e Khutšoanyane:

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Tlhaloso

Plate ea tšepe e sa hloekang ea 904l ke tšepe e sa hloekang ea superaustenitic e bōpiloeng bakeng sa khanyetso e itekanetseng ho ea ho e phahameng ea ho hanyetsa libakeng tse ngata tse fapaneng.Ka lebaka la nickel 25% le molybdenum 4.5% ASTM B625 UNS N08904 e fana ka chloride stress corrosion cracking resistance, pitting and general corrosion resistance. ho ea ho 316L le 317L.E ntlafalitse ho ea libakeng tse senyang tse nang le dilute sulfuric acid.Letlapa la tšepe la 904l le na le khanyetso e ntle ho li-inorganic acid tse kang hot phosphoric acid.E ka ts'oaroa habonolo le ho sebetsoa ka mokhoa o tloaelehileng oa masela.ss 904l poleiti e na le ductile mme e ka etsoa habonolo.Ho eketsoa ha molybdenum le naetrojene ho fana ka lisebelisoa tse matla tsa ho sebetsa 'me ho ka hlokahala ha ho bapisoa le limaraka tse tloaelehileng tsa 304/304L.mofuta oa astm a240 904l o na le khanyetso e ntle ho metsi a futhumetseng a leoatle le tlhaselo ea chloride.Ho hanyetsa ho hoholo ha eona ho khahlanong le khatello ea maikutlo ea ho senya 'me e bakoa ke ho ba teng ha nickel e ngata ka har'a sebopeho sa eona.Ho feta moo, ho eketsoa ha koporo ho hlahisa ho hanyetsa sulfuric acid le lisebelisoa tse ling tse fokotsang maemong a mabeli a mabifi le a bonolo.1.4539 plate material, e fana ka khanyetso e ntle ea oxidation.Leha ho le joalo, botsitso ba sebopeho sa sehlopha sena se oela ka mocheso o phahameng, haholo-holo ka holimo ho 400 ° C.ASTM A240 UNS N08904 lintho tse bonahalang e ka ba tharollo ea mocheso ho 1090 ho 1175 ° C ka ho latela mokhoa oa ho pholile ka potlako.Phekolo ea mocheso e loketse ho e thatafatsa.Likopo tse kholo tsa 1.4539 ke lisebelisoa tsa ho hloekisa oli, indasteri ea ho lokisa lipompo le pampiri, limela tse hohlang khase, jj.

Tlhaloso

Kereiti Kereiti Karolo ea Lik'hemik'hale %
C Cr Ni Mn P S Mo Si Cu N Tse ding
904L N08904 ≤0.02 19.0-23.0 23.0-28.0 4.0-5.0 ≤0.045 ≤0.035 ≤1.00 0.1 Ka: 1.0-2.0
phepelo ea boholo:
3 3*1000*2000 3*1219*2438 3*1500*3000 3*1500*6000
4 4*1000*2000 4*1219*2438 4*1500*3000 4*1500*6000
5 5*1000*2000 5*1219*2438 5*1500*3000 5*1500*6000
6 6*1000*2000 6*1219*2438 6*1500*3000 6*1500*6000
7 7*1000*2000 7*1219*2438 7*1500*3000 7*1500*6000
8 8*1000*2000 8*1219*2438 8*1500*3000 8*1500*6000
9 9*1000*2000 9*1219*2438 9*1500*3000 9*1500*6000
10 10*1000*2000 10*1219*2438 10*1500*3000 10*1500*6000
12 12*1000*2000 12*1219*2438 12*1500*3000 12*1500*6000
14 14*1000*2000 14*1219*2438 14*1500*3000 14*1500*6000
16 16*1000*2000 16*1219*2438 14*1500*3000 14*1500*6000
18 18*1000*2000 18*1219*2438 18*1500*3000 18*1500*6000
20 20*1000*2000 20*1219*2438 20*1500*3000 20*1500*6000

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