Intsimbi ye-4140 yintsimbi ye-alloy edumileyo eyaziwa ngamandla ayo, ukuqina kwayo, kunye nokuguquguquka kwayo. Yeyosapho lweentsimbi ze-chromium-molybdenum, inikezela ngokudibanisa okukhethekileyo kweempawu zoomatshini ezenza ukuba ibe lukhetho olukhethwayo kwizicelo zoshishino. Iinjineli, abenzi, kunye nabavelisi basebenzisa kakhulu le ntsimbi kuyo yonke into ukusuka kwiindawo zeemoto ukuya kwizinto zoomatshini.
Kule nqaku ye-SEO, i-sakysteel inika umbono opheleleyo weIntsimbi ye-4140, kuquka ukwakheka kwayo ngamakhemikhali, iimpawu zoomatshini, iinkqubo zonyango lobushushu, kunye nokusetyenziswa okuqhelekileyo.
Udidi lwentsimbi ye-4140
I-4140 yintsimbi ethambileyo engaphantsi kwe-alloy ephantsi ewela phantsi kwenkqubo yokwahlulwa kwe-SAE-AISI. Ikwaziwa nangokuthiI-AISI 4140, EN19 (eYurophu)kunyeI-SCM440 (eJapan)Igama elithi “4140” libhekisa kumxholo othile we-alloy:
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“41” ibonisa intsimbi ye-chromium-molybdenum
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“40” imele umxholo wekhabhoni oqikelelweyo (0.40%)
Intsimbi ye-4140 ayisiyontsimbi engenasici, kuba ayinayo i-chromium eyaneleyo yokumelana nokugqwala. Endaweni yoko, ixatyiswa ngamandla ayo oomatshini kunye nokuqina kwayo emva konyango lobushushu.
Ukwakhiwa kweekhemikhali zentsimbi ye-4140
Ukwakheka kweekhemikhali ze-4140 yiyo eyenze ukuba ibe neempawu eziphuculweyo zoomatshini. Uluhlu oluqhelekileyo luquka:
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Ikhabhoni (C):0.38% – 0.43%
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I-Chromium (Cr):0.80% – 1.10%
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IManganese (Mn):0.75% – 1.00%
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I-Molybdenum (Mo):0.15% – 0.25%
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I-Silicon (Si):0.15% – 0.35%
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I-Phosphorus (P):≤ 0.035%
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I-Sulfur (S):≤ 0.040%
Ezi zinto zisebenza kunye ukuphucula ukuqina, ukumelana nokuguguleka, kunye nokuqina ngokubanzi, okwenza i-4140 ibe yinto efanelekileyo kwiindawo ezifuna amandla.
Iipropati zoomatshini zentsimbi ezingama-4140
I-4140 inika uluhlu olumangalisayo lweempawu zoomatshini, ingakumbi emva konyango olufanelekileyo lobushushu. Ezi ziquka:
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Tensile strength:Ukuya kuthi ga kwi-1100 MPa (160 ksi)
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Unikeze Amandla:Malunga ne-850 MPa (123 ksi)
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Ukwandiswa ngexesha lokuphumla:Malunga ne-20%
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Ubunzima:Ngokwesiqhelo i-197 ukuya kwi-235 HB ikwimeko efakwe i-anneal, ukuya kuthi ga kwi-50 HRC emva kokucima nokushisa.
La maxabiso anokwahluka ngokuxhomekeke kwimo yentsimbi (ibha, ipleyiti, eyenziwe ngobumba) kunye nemeko yonyango lobushushu.
Unyango lobushushu lwentsimbi ye-4140
Unyango lobushushu yinkqubo ephambili ephucula ukusebenzaIntsimbi ye-4140Intsimbi ingadlula kwezi nkqubo zilandelayo:
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Ukuqokelela
Ipholiswe kancinci ukusuka malunga nama-850°C ukuphucula ukusebenza komatshini nokunciphisa uxinzelelo lwangaphakathi. Oku kubangela ukuba isakhiwo sithambile kwaye siphucule ukuguquguquka. -
Ukulungisa izinto zibe zesiqhelo
Ifudunyezwa ukuya kuthi ga kwi-870°C ukuze kuphuculwe ulwakhiwo lwengqolowa. Inika ulungelelwano lwamandla kunye nokuqina. -
Ukucima kunye nokunciphisa
Iqiniswa ngokufudumeza ukuya kuthi ga kwi-845°C kwaye iphole ngokukhawuleza kwioyile okanye emanzini, ilandelwe kukufudumala ukuya kumanqanaba obulukhuni obufunekayo. Oku kwandisa kakhulu amandla kunye nokumelana nokuguguleka. -
Ukunciphisa uxinzelelo
Kwenziwa malunga nama-650°C ukunciphisa uxinzelelo olushiyekileyo oluvela ekuchwethezeni okanye ekudibaniseni.
Kwi-sakysteel, sibonelelaIntsimbi ye-4140kwiimeko ezahlukeneyo ezinyangwa ngobushushu ngokusekelwe kwiimfuno zabathengi, ukuqinisekisa ukusebenza okuphezulu kwisicelo sakho.
Iingenelo zentsimbi ye-4140
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Umlinganiselo oPhakamileyo wamandla ukuya kubunzima:Ilungele ukusetyenziswa okunobunzima obuphantsi.
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Ukumelana nokudinwa okuhle:Iyamelana nomthwalo ojikelezayo, ifanelekile kwiigiya kunye neeshafti.
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Ukuqina Okugqwesileyo:Ifumana ubunzima obukhulu emva kokucima.
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Ubuchule bokusebenza:Kulula ukuyisebenzisa xa itshixiwe okanye ilungisiwe.
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Ukudityaniswa:Ingadityaniswa ngokulungiswa okufanelekileyo kokufudumeza kwangaphambili kunye nokulungiswa emva kokudityaniswa.
Ezi zibonelelo zenza intsimbi ye-4140 ibe lukhetho olungabizi kakhulu kwizicelo ezininzi zobunjineli ezixinzelelweyo.
Izicelo ze-4140 Steel
Ngenxa yamandla ayo oomatshini kunye nokuguquguquka kwayo, intsimbi ye-4140 isetyenziswa kumacandelo amaninzi:
Ishishini leeMoto
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Ii-Axles
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Ii-Crankshafts
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Iigiya
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Iiknuckles zokuqhuba
Ioyile kunye neGesi
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Iikhola zokubhola
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Izixhobo zokudibanisa
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Izintonga zokudibanisa
Inqwelo-moya
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Izixhobo zezixhobo zokufika
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Iishafts
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Iindawo zesakhiwo ezixinezelekileyo kakhulu
Oomatshini Boshishino
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Izihlanganisi
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Izixhobo ezenziweyo
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Abaphethe iidayi
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Iispindle
At i-sakysteel, sinikezeleIntsimbi ye-4140iimveliso zabathengi kuzo zonke ezi candelo, ezibonelela ngomgangatho othembekileyo kunye nokwenza ngokwezifiso ngokuchanekileyo.
Indlela i-4140 ethelekiswa ngayo nezinye iintsimbi
Intsimbi yekhabhoni engu-4140 vs. 1045:
I-4140 inika amandla angcono okuguguleka kunye namandla aphezulu okutsalwa ngenxa yezinto ezixutyiweyo. I-1045 ingabizi kakhulu kodwa ayihlali ixesha elide.
Intsimbi ye-4140 vs. 4340:
I-4340 inomxholo ophezulu we-nickel, inika ukuqina okungcono kunye nokumelana nokudinwa. I-4140 ixabisa kancinci xa isetyenziswa ngokubanzi.
4140 vs. Intsimbi Engagqwaliyo (umz., 304 okanye 316):
Iintsimbi ezingenasici zibonelela ngokumelana nokugqwala kodwa amandla aphantsi. I-4140 ingcono xa isetyenziswa kakhulu ngaphandle kokuchaphazela iindawo ezigqwala.
Iifomu ziyafumaneka kwi-sakysteel
I-sakysteel inika intsimbi ye-4140 kwiintlobo zemveliso ezilandelayo:
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Iibha ezingqukuva (Zijijekile Zishushu, Zitsalwe Ngobandayo, Zihlutywe)
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Iibhari eziSicaba kunye neePlati
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Iibhloko kunye neeRingi ezenziweyo
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Iibhari ezingenanto kunye neetyhubhu (xa uceliwe)
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Izikhewu ezichanekileyo ezisikiweyo ngokobukhulu obufanelekileyo
Zonke iimveliso ziyafumaneka ngeIzatifikethi ze-EN10204 3.1, kwaye sikwabonelela ngeenkonzo zokulungisa nokulungisa ubushushu ze-CNC.
Isiphelo
I-4140 yintsimbi ye-alloy esebenza ngeendlela ezahlukeneyo, esebenza kakhulu ehlangabezana neemfuno zezicelo ezahlukeneyo ezifuna amandla. Ukudibanisa kwayo amandla, ukuqina, kunye nokonga imali kwenza ukuba ibe yinto ekhethwayo kwiinjineli zoomatshini kunye nabavelisi kwihlabathi liphela.
Nokuba ufuna izinto eziluhlaza okanye izinto ezigqityiweyo,i-sakysteelliqabane lakho elithembekileyo lentsimbi ye-alloy ye-4140. Nxibelelana neqela lethu lobuchwephesha namhlanje ukuze uxoxe ngeemfuno zakho kwaye ufumane ikowuteshini eyenzelwe wena.
Ixesha leposi: Julayi-29-2025