Irin alagbara, irin lile ojoriro, eyiti a pe ni PH Steel, tọka si iruirin ti ko njepataeyiti o ṣe afikun awọn oriṣi ati awọn iwọn ti awọn eroja ti o lagbara, ati awọn oriṣi ati awọn iwọn ti carbides, nitrides, carbonitrides ati awọn agbo ogun intermetallic ti wa ni ipilẹṣẹ nipasẹ ilana líle ojoriro. Irin alagbara, irin ojoriro ko ni agbara giga nikan, ṣugbọn tun ni lile to dara ati idena ipata. Irin alagbara, irin ti ojoriro le jẹ simẹnti si waidoko simẹnti Foundrygẹgẹ bi awọn iyaworan rẹ, awọn ibeere ati ipo lilo.
Gẹgẹbi akoonu ti awọn eroja alloy akọkọ ni lile irin alagbara, irin ati awọn eroja líle ti a ṣafikun, irin alagbara ojoriro le pin si awọn ẹka mẹrin ni atẹle:
(1)Ojoriro Martensitic Alagbara Irin. O ni gbogbogbo ni erogba ni o kere ju 0.1%. Ṣe okun sii nipa fifi awọn eroja lile (ejò, aluminiomu, titanium ati aluminiomu, bbl) ṣe afikun fun aini agbara. Akoonu chromium ga ju 17% lọ, ati pe iye ti nickel ti o yẹ ti wa ni afikun lati mu ilọsiwaju ipata duro.
(2)Maging ojoriro Lile alagbara, irin, pẹlu erogba akoonu ko ga ju 0.03% lati rii daju awọn toughness, ipata resistance, weldability ati workability ti martensite matrix, ati 12% chromium lati rii daju ipata resistance. Ni afikun, koluboti eroja alloy ti wa ni afikun lati mu ilọsiwaju si ipa itọju ooru ti irin.
(3)Ologbele-Austenitic ojoriro Lile Alagbara Irin, eyini ni, iyipada ti ojoriro lile alagbara, irin, ti ko ni kere ju 12% chromium. O ni akoonu erogba kekere, ati aluminiomu gẹgẹbi ipin lile lile ojoriro akọkọ rẹ. Iru iru ojoriro alagbara irin alagbara, irin ni iṣẹ gbogbogbo ti o dara julọ ju ojoriro martensitic lile alagbara, irin.
(4)Ojoriro Austenitic Alagbara Irinjẹ irin alagbara, irin pẹlu idurosinsin austenite be ni mejeji parun ati ti ogbo ipinle. Awọn akoonu nickel rẹ ati akoonu manganese ga, ati pe akoonu chromium ga ju 13% lati rii daju pe ipata ti o dara ati resistance ifoyina. Ni akoko kanna, austenitic ojoriro lile irin alagbara, irin maa n ṣafikun titanium, aluminiomu, vanadium tabi irawọ owurọ bi awọn eroja lile ojoriro, ati ṣafikun iye kekere ti boron, vanadium, nitrogen ati awọn eroja miiran lati gba awọn ohun-ini pipe to dara julọ.
Irin alagbara, irin lile ojoriro jẹ lilo pupọ ni awọn ile-iṣẹ ilọsiwaju. Fun apẹẹrẹ, awọn aṣoju ojoriro lile irin alagbara, irin 17-4PH le ṣee lo lati ṣe awọn ẹya ni isalẹ 370 ° C ti o nilo resistance ipata, wọ resistance, ati agbara giga.
RMC FoundrySimẹnti awọn wọnyi Aṣoju Awọn giredi ti ojoriro Lile Alagbara, Irin
1- Kannada awọn ajohunše: 05Cr15Ni5Cu4Nb, 05Cr17Ni4Cu4Nb
2- British Standard: ANC20, ANC21, ANC22
3- Awọn ajohunše Amẹrika: 630, 634, 17-4PH, 15-5PH, CB7Cu-1
4- Japanese awọn ajohunše: SCS24, SCS32
5- German Standard: 1.4542
| Irin Alagbara fun Ilana Simẹnti Idoko-owo ni RMC Foundry
| |||
| Ẹka | China ite | US ite | Germany ite |
| Ferritic Irin Alagbara | 1Cr17, 022Cr12, 10Cr17, | 430, 431, 446, CA-15, CA6N, CA6NM | 1.4000, 1.4005, 1.4008, 1.4016, GX22CrNi17, GX4CrNi13-4 |
| Martensitic Irin Alagbara | 1Cr13, 2Cr13, 3Cr13, 4Cr13, | 410, 420, 430, 440B, 440C | 1.4021, 1.4027, 1.4028, 1.4057, 1.4059, 1.4104, 1.4112, 1.4116, 1.4120, 1.4122, 1.4125 |
| Austenitic alagbara, irin | 06Cr19Ni10, 022Cr19Ni10, 06Cr25Ni20, 022Cr17Ni12Mo2, 03Cr18Ni16Mo5 | 302, 303, 304, 304L, 316, 316L, 329, CF3, CF3M, CF8, CF8M, CN7M, CN3MN | 1.3960, 1.4301, 1.4305, 1.4306, 1.4308, 1.4313, 1.4321, 1.4401, 1.4403, 1.4404, 1.4405, 1.4404, 8.9. 1.4435, 1.4436, 1.4539, 1.4550, 1.4552, 1.4581, 1.4582, 1.4584, |
| Ojoriro Lile Alagbara Irin | 05Cr15Ni5Cu4Nb, 05Cr17Ni4Cu4Nb | 630, 634, 17-4PH, 15-5PH, CB7Cu-1 | 1.4542 |
| Ile oloke meji Irin alagbara | 022Cr22Ni5Mo3N, 022Cr25Ni6Mo2N | A 890 1C, A 890 1A, A 890 3A, A 890 4A, A 890 5A, A 995 1B, A 995 4A, A 995 5A, 2205, 2507 | 1.4460, 1.4462, 1.4468, 1.4469, 1.4517, 1.4770 |
Akoko ifiweranṣẹ: Jan-30-2021