SAE8620H Steel Round Bar /GB 20CrNiMo Steel bar
Likaroloana
8620 alloy steel e entsoe ka (ka tatellano e theohang ea peresente) tšepe, khabone, silicon, molybdenum, manganese, nickel, chromium, sebabole le phosphorus.Lintho tsena tsa motsoako li tlameha ho ba ka har'a liperesente tse itseng tsa boima ho theha motsoako oa 8620.Ho khothalletsoa hore tšepe e be thata ka carburization e lateloa ke oli, ho fapana le metsi, tima.E na le sekhahla se batlang se lekana bakeng sa li-alloys tsa tšepe ho .28 lb per square inch, le hoja matla a eona a tsitsitseng - boima ba boima boo e ka bo tšoarang pele bo robeha - bo tlaase, ho 536.4 Mpa.Karolelano ea matla a li-alloys tsa tšepe ke 758 ho isa ho 1882 Mpa.
Ha motsoako oa 8620 o chesoa ka mokhoa o nepahetseng - o futhumatsoa ho mocheso o behiloeng ebe o pepesetsoa moemeli o nang le carbon, ts'ebetso e eketsang karolo e eketsehileng ea carbon ka ntle ho tšepe, kahoo e matlafatsa - e sebelisoa ho etsa mochine o joalo. likarolo tse kang likere, li-crankshafts le mehele ea lisebelisoa.Carburized 8620 alloy e matla ebile e tšoarella, ke ka lebaka leo e ratoang bakeng sa likarolo tsena.
MAEMO: ASTM A29/A29M-2012
Sebopeho sa lik'hemik'hale
| Carbon C | 0.17~0.23 |
| Silicon Si | 0.15~0,35 |
| Manganese Mn | 0.65~0,95 |
| Sebabole S | ≤ 0.025 |
| Phosphorus P | ≤ 0.025 |
| Chromium Cr | 0.35~0,65 |
| Nickel | 0.35-0,65 |
| Koporo Cu | ≤ 0.025 |
| Molybdenum Mo | 0.15-0.25 |
Thepa ea mechine
| matla a maholo σ b (MPa) | ≥980(100) |
| yield strength σ s (MPa) | ≥785(80) |
| bolelele δ 5 (%) | ≥9 |
| Phokotso ea sebaka ψ (%) | ≥40 |
| Matla a amang Akv (J) | ≥47 |
| Boleng ba tšusumetso α kv (J/cm2) | ≥59(6) |
| Ho thatafala | ≤ 197HB |
| Tshebetso | EAF+LF+VOD+Forged+Heat Treatment(boikhethelo) |
| TS'OANE MOTS'OANE | |
| Ratoa | 10mm ho isa ho 360mm |
| SEBAKA PHETHA | E Ntšo, E Peeled (K12), E Cold Drun, E Fetohile & E bentšitsoe (H10, H11), Precision Ground (H9, H8) |
Kalafo ea Mocheso
| Ho sebetsa ho chesang | 850-1150oC |
| Ho thatafatsa nyeoe | HadeningoC e habeli |
| Carburising | 900-950oC |
| Bonolo bo bonolo | 650-700oC |
| Ho thatafatsa bokahodimo | 800-930oC |
| Ho halefisa | 150-210oC |
| Tlhahlobo ea Ultrasonic | Ho latela SEP 1921-84 |
Setifikeiti sa Boleng: se fanoe ka Senyesemane, ho kenyelletsa mantsoe a tloaelehileng, ts'ebetso ea tlhahiso, thepa ea mochini (matla a ho kotula, matla a tenyetsehang, bolelele le boima), karo-karolelano, sephetho sa tlhahlobo ea UT, boholo ba lijo-thollo, mekhoa ea kalafo ea mocheso le sampole ea e bonts'itsoeng Setifikeiting sa Boleng.
Ho tšoaea: Nomoro ea mocheso e tla hatisoa ka setempe se batang 'me kereiti ea tšepe, bophara (mm), bolelele (mm), 'me moetsi oa LOGO le boima (kg) bo pentiloe.
Maemo a Tšoanang
| ASTM&AISI&SAE | JIS | EN DIN | EN BS | EN NF | ISO | GB |
| 86208620H | SNCM220 | 1.6523 | 1.6523 | 1.6523 | ------ | 20CrNiMo |
Sesebelisoa sa SAE8620H Steel Bar
E sebelisoa hangata bakeng sa ho etsa likarolo tsa bohlokoa tse nang le matla a phahameng le polasetiki e ntle, le bakeng sa ho etsa likarolo tsa bohlokoa tse nang le litlhoko tse khethehileng tsa ts'ebetso kamora kalafo ea nitriding:
Li-arbor tse boima, lihlahla, balateli ba Cam, ho roala lithakhisa, li-bearings, sprockets, likere le shafts, Clutch Dogs, Compressor Bolts, Extractors, Fan Shafts, Heavy Duty Gears, Pump Shafts, Sprockets, Tappets, Wear Pins, Wire Guides joalo-joalo. Kapa e ka sebelisoa bakeng sa lits'ebetso tse phahameng tse sa tsitsang empa ka ho thatafala le ho halefa.E sebelisoa haholo ke likarolo tsohle tsa indasteri bakeng sa likarolo le li-shaft tse hlokang khanyetso e phahameng ea ho roala holimo, matla a mantlha a mantlha le thepa ea tšusumetso.
Sephutheloana
1.Ka mekotla, boima bo bong le bo bong bo ka tlase ho lithane tse 3, bakeng sa kantle ho tse nyanebophara ba bar e chitja, sephutheloana se seng le se seng se nang le likhoele tsa tšepe tse 4 - 8.
Setshelo sa maoto a 2.20 se na le boholo, bolelele bo ka tlase ho 6000mm
Setshelo sa maoto a 3.40 se na le boholo, bolelele bo ka tlase ho 12000mm
4.Ka sekepe se seholo, Tefiso ea thepa e tlase ka thepa e ngata, ebile e kholosaese e boima e ke ke ea laeloa ka har'a linkho tse tsamaisoang ka thepa e ngata
Netefaletso ea boleng
1. E thata ho ea ka Litlhoko
2. Mohlala: Mohlala oa fumaneha.
3. Liteko: Teko ea ho fafatsa letsoai / Teko ea Tensile / Eddy hajoale / Teko ea sebopeho sa lik'hemik'hale ho latela kopo ea bareki
4. Setifikeiti: IATF16949, ISO9001, SGS joalo-joalo.
5. EN 10204 3.1 Setifikeiti
