Lintlha tsa tekheniki
20Cr letlapa le chesang le koahetsoeng ka lik'hemik'hale
| Sebopeho sa Lik'hemik'hale (%) |
| Kereiti ea tšepe |
C |
Si |
Mong |
P |
S |
Kr |
Ni |
Cu |
| 20Kr |
0.18～0.24 |
0.17～0.37 |
0.50～0.80 |
≤0.035 |
≤0.035 |
0.70～1.00 |
≤0.030 |
≤0.30 |
Thepa ea mechine
| Matla a tlhahiso σs/MPa (>=) |
Matla a thata σb/MPa (>=) |
Elongation
δ5/% (>=) |
Phokotso ea
sebaka ψ/% (>=) |
Matla a monyang Aku2/J (>=) |
HBS e thata
100/3000 max |
| ≧540 |
≧835 |
≧10 |
≧40 |
≧47 |
≦179 |
E lekanang le 20Cr alloy Structure Steel
| usa |
Jeremane |
China |
Japane |
Fora |
Engelane |
Italy |
Poland |
ISO |
Austria |
Sweden |
Spain |
| ASTM/AISI/UNS/SAE |
DIN,WNr |
GB |
JIS |
HLOMPHO |
BS |
UNI |
PN |
ISO |
ONORM |
SS |
UNE |
| 5120 / G51200 |
20Cr4 / 1.7027 |
20Kr |
SCr420 |
18C3 |
527A20 |
|
|
20Kr4 |
|
|
Phekolo ea mocheso e Amanang
- Ho kenngoa ha tšepe ea 20Cr Alloy structural steel
E futhumetse butle ho 850 ℃ 'me u lumelle linako tse lekaneng, tlohela tšepe hore e futhumale hantle, Ebe u pholile butle ka sebōping. Tšepe ea alloy ea 20Cr e tla fumana MAX 250 HB (Bothata ba Brinell).
- Ho thatafala ha tšepe ea GB Alloy 20Cr
Pele quenching halefile butle ho 880 ° C, Joale ka mor'a ho inela ka ho lekaneng ka mocheso ona tima ka oli kapa metsi. Ho halefa hang ha lisebelisoa li fihla mocheso oa kamore. Ea bobeli e tima mocheso ho 780-820 ° C, ebe o tima ka oli kapa metsi.
- Ho futhumatsa tšepe ea 20Cr Alloy ea sebopeho
Chesa ho 20 ° C, ebe u pholile ka metsing kapa ka oli.bothata bo tloaelehileng ba ho fana ka 179HB Min.
Lisebelisoa
GB 20Cr tšepe e sebelisoa haholo bakeng sa lits'ebetso tse fapaneng tse sebelisoang indastering ea likoloi le tsa boenjiniere bakeng sa beng ba lisebelisoa le likarolo tse ling tse joalo. Haholo-holo e sebelisoang ha ho etsoa tlhokahalo e phahame, matla a ho roala holim'a pelo, tlas'a karolo e ka tlas'a 30 mm kapa likaroloana tse nyenyane tsa carburized tsa sebopeho se rarahaneng le mojaro (ho tima oli), joalo ka: lisebelisoa tsa phetisetso, shaft ea gear, CAM, worm, piston. pin, claw clutch, joalo-joalo; Bakeng sa deformation mocheso kalafo le phahameng abrasion ho hanyetsa likarolo, e lokela ho ba phahameng maqhubu holim quenching ka mor'a carburizing, tse kang modulus ke ka tlaase ho 3 ea gear, shaft, spline shaft, joalo-joalo tšepe ena e ka sebelisoa ka quenched le boemo bo halefileng. e sebelisoang ha ho etsoa thepa e kholo le e bohareng e tlas'a tšusumetso likarolong tsa mosebetsi oa hae, mofuta ona oa tšepe o ka boela oa sebelisoa e le ho tima tšepe e tlaase ea carbon martensite, ho eketsa matla a lihlahisoa tsa tšepe le matla a matla a eketsehileng (ka makhetlo a ka bang 1.5 ~ 1.7). Lisebelisoa tse tloaelehileng joalo ka 'mele oa li-valve, lipompo le lisebelisoa, Shaft, mojaro o phahameng oa lebili, liboutu, liboutu tse nang le lihlooho tse peli, likere, jj.
Boholo ba kamehla le Mamello
Sebaka se chitja sa tšepe: Diameter Ø 5mm - 3000mm
Letlapa la tšepe: Botenya 5mm - 3000mm x bophara 100mm - 3500mm
Steel Hexagonal bar: Hex 5mm - 105mm
Tse ling tsa 20Cr ha li so hlalose boholo ba tsona, pls ikopanye le sehlopha sa rona sa barekisi se nang le phihlelo.
Ho sebetsa
GB 20Cr alloy steel bar e pota-potileng le likarolo tse bataletseng li ka khaoloa ho ea ka boholo bo hlokahalang. 20Cr alloy alloy ground bar le eona e ka fanoa, e fana ka tšepe ea boleng bo holimo ea tšepe ea tšepe ea boleng bo holimo ho mamello ea hau e hlokahalang. GB 20Cr tšepe e fumaneha hape e le Ground Flat Stock / Gauge Plate, ka boholo bo tloaelehileng le bo sa tloaelehang.
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