4140 / 42CrMo Babban Ƙarfi Mai Ƙarfi
BRAND: PROMISTEEL
KYAUTA: AISI 4140, 42CrMo, 42CrMo4 (1.7225), SCM440
SIFFOFI: Wuraren Zagaye, Wurin Lantarki, Faranti mai nauyi, Toshe
YANAYIN ISAR: Hot Rolled, Annealed, Q+T (An riga an -taurare)
HARDNESS: QT Yanayi: 28-32 HRC; Annealed: Kasa da ko daidai da 217 HB
FALALAR: Ƙarfin Ƙarfi, Ƙarfafa Ƙarfafawa
APPLICATION: Axles, Drive Shafts, Gears, Drill Collars, Bolts
MOQ: 25 tons
AISI 4140 (42CrMo)shine mafi dacewa a duniya kuma ana amfani dashi sosai "Chrome{0}Moly" gami karfe. An san shi don kyakkyawan ma'auni naƙarfi, tauri, da juriya.
Ba kamar misali carbon karfe, Bugu da kari naChromium (Cr)kumaMolybdenum (Mo)yana bawa 4140 damar zama zafi{1}} ana bi da su zuwa taurin iri ɗaya yayin da ake samun ƙarfin gajiya sosai. Muna samar da wannan abu da farko a cikinƘarshe da Haushi (Q+T)yanayin (yawanci 28-32 HRC), wanda ke bawa abokan ciniki damar injin sassa kai tsaye ba tare da ƙarin maganin zafi ba, guje wa haɗarin ɓarna. Abu ne na zabi donsassan watsa wutar lantarkicikin atomatikotive, mai & gas, da kuma ma'adinai masana'antu.
Ƙayyadaddun samfur & Kwatankwacin Darajoji
Muna ba da babban{0}}ƙarfa 4140/42CrMo qarfe yana saduwa da ƙa'idodin duniya, yana tabbatar da dacewa ga ayyukan ƙasa da ƙasa.
Table-1
Ma'auni na duniya na injiniya gami da karfe.
Kudin hannun jari International Grade Co., Ltdmparison |
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| GB (China) | ASTM / AISI (Amurka) | DIN / EN (Jamus) | JIS (Japan) | ISO |
| 42CrMo | 4140 | 1.7225 (42CrMo4) | Saukewa: SCM440 | 42CrMo4 |
| 35CrMo | 4135 | 1.7220 (34CrMo4) | Saukewa: SCM435 | - |
| 30CrMo | 4130 | 1.7218 (25CrMo4) | Saukewa: SCM430 | - |
Table-2
Molybdenum yana ba da ƙarfi mai zurfi kuma yana hana tashin hankali.
Haɗin Sinadari (Mass Juzu'i %) |
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| Daraja | C | Cr | Mo | Mn | Si |
| 4140/42CrMo | 0.38~0.45 | 0.90~1.20 | 0.15~0.25 | 0.60~0.90 | 0.15~0.35 |
| 1.7225 (42CrMo4) | 0.38~0.45 | 0.90~1.20 | 0.15~0.30 | 0.60~0.90 | Kasa da ko daidai da 0.40 |
| Saukewa: SCM440 | 0.38~0.43 | 0.90~1.20 | 0.15~0.30 | 0.60~0.85 | 0.15~0.35 |
Table-3
Babban kaya na manyan sandunan diamita da faranti masu nauyi.
Range Range & Fomatsi |
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| Samfurin Samfura | Girma (mm) | Yanayin Bayarwa | Ƙarshen Sama |
| Zagaye Bar | Da: 16 - 800 | Hot Rolled / Forged / QT |
Baƙar fata / Bare / Juya |
| Flat Bar | 20 - 400 x 50 - 1000 | Ƙirƙira / Milled |
Machined (6-Sides) |
| Plate | Kauri: 10 - 300 | Hot Rolled / QT |
Baƙar fata / Harbi ya fashe |
| Toshe | Custom Yanke | jabu | Sawn / Milled |
Key Features daAmfani
- Babban Tauri:Chromium{0}Molybdenum alloy yana ba da damar ƙarfe don taurare sosai, yana tabbatar da ƙarfi iri ɗaya har ma a cikin manyan sassan giciye (misali, ramukan diamita 500mm).
- Kyakkyawan Ƙarfin Gaji:Mafi dacewa ga sassan da aka yiwa nauyin hawan keke da girgiza, kamar gatura na abin hawa da kwalawar rawar soja.
- Samfuran da aka rigaya (QT)-Muna da 4140 a cikinAn rigaya - (28-32 HRC)yanayi. Wannan yana kawar da farashi da lokacin post{1}machining maganin zafi kuma yana tabbatar da cewa babu wargajewar ɓangaren ƙarshe.
- Na'ura mai kyau:A cikin yanayin da aka rigaya ko aka rigaya -, yana yin injuna da kyau tare da kyakkyawan gamawa.
- Tasirin Tasiri:Sama da daidaitaccen ƙarfe na carbon (kamar 1045), tsayayya da karaya a ƙarƙashin nauyin girgiza.
Aikace-aikace na yau da kullun
4140/42CrMo shine "Dokar Aiki" na duniyar injiniya:
Mai & Gas
Haɗa ƙulla, sandunan kelly, da madaidaitan ruwa{0} (yana buƙatar ƙaƙƙarfan ƙa'idodin API).
Motoci
Shafts na axle, crankshafts, sanduna masu haɗawa, da ƙwanƙolin tuƙi.
Injiniyoyi
Manya-manyan ginshiƙai, sanduna, naɗaɗɗen ɗaukar kaya, da manyan kusoshi{0} (Mai daraja 10.9).
Ma'adinai
Fil ɗin tonowa, ƙwanƙolin dutse, da sandunan silinda na ruwa.
Tushen Tsari
Yawancin lokaci ana amfani da shi azaman babban shinge mai ƙarfi{0} don ƙirar filastik.
FAQ
Q1: Menene bambanci tsakanin 4140 da 42CrMo?
A1: Su kusan iri ɗaya ne . 4140 shine ƙirar Amurka (AISI), yayin da 42CrMo shine naɗin Sinanci (GB). Abubuwan sinadaran su da kaddarorin injina suna canzawa cikin kashi 99% na zanen injiniya.
Q2: Menene ma'anar "4140 QT"?
A2: QT yana nufin Qunched da Fushi. Yana nufin karfe ya riga ya yi zafi{2}} ana bi da shi zuwa taurin yawanci 28-32 HRC (280-320 HB). Kuna iya injina kai tsaye zuwa wani yanki da aka gama ba tare da ƙarin maganin zafi ba. Wannan shine sanannen yanayin isar da mu.
Q3: Za a iya 4140 karfe za a welded?
A3: E, amma da taka tsantsan. Saboda taurinsa, 4140 yana da saurin fashewa idan aka yi sanyi. Dole ne a yi zafi sosai (zuwa kimanin{4}} digiri) kafin waldawa kuma a sanyaya a hankali daga baya. Yi amfani da ƙananan lantarki na hydrogen{{6}.
Q4: Shin 4140 ya fi karfi fiye da karfe 1045?
A4: Ee, mahimmanci . 4140 yana da ƙarfi mafi girma, ƙarfin samar da ƙarfi, da juriyar gajiya fiye da 1045 carbon karfe . 4140 ana amfani dashi lokacin da 1045 bai da ƙarfi don hana lankwasawa ko karyewa.
Hot Tags: 4140 / 42crmo high ƙarfi gami karfe, China 4140 / 42crmo high ƙarfi gami karfe masana'antun, masu kaya
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