Iintsimbi ezingenastainless ziza kumabakala amaninzi, ngalinye liyinjineli ukuze linike iimpawu ezithile zokusebenza. Phakathi kwabo,440C intsimbi engenasiciigqame njengehigh-carbon, high-chromium martensitic steel stainlesseyaziwa ngayoubulukhuni obugqwesileyo, ukuxhathisa ukunxiba, kunye nokumelana nomhlwa. Isetyenziswa ngokubanzi kwizicelo zokusebenza eziphezulu apho ukugcinwa komphetho, amandla, kunye nokuqina kubaluleke kakhulu.
Siphonononga iiimpawu, iimpawu zoomatshini, kunye nokusetyenziswa okuqhelekileyoof 440C intsimbi engatyiwayo. Nokuba ubandakanyeka kuyilo lwemizi-mveliso, ukuvelisa, izixhobo, okanye ukuveliswa kwezixhobo zonyango, eli nqaku liza kubonelela ngolwazi oluxabisekileyo malunga nokuba kutheni i-440C yentsimbi engenasici ilukhetho oludumileyo lokufuna izicelo.
At sakysteel, Sisebenza ngokukhethekileyo ekunikezeni i-premium-quality 440C insimbi engenasici kwiifom ezahlukeneyo kunye nobukhulu, ukuhlangabezana neemfuno zamashishini emhlabeni jikelele. Qhagamshelanasakysteelngenkxaso yeengcali, ukufunwa okuthembekileyo, kunye nezisombululo zezinto eziphathekayo.
1. Yintoni 440C Stainless Steel?
440C intsimbi engenasiciyimartensitic steel stainless ingxubevangengamanqanaba aphezuluikhabhoni kunye nechromium. Iyingxenye yochungechunge lwe-400 kwaye lelona bakala linqanda ukugqwala phakathi kweentsimbi ze-440 ezingenasici (440A, 440B, kunye ne-440C).
Ukuqulunqwa okusemgangathweni kwe-440C:
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Ikhabhoni (C): 0.95% - 1.20%
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I-Chromium (Cr): 16.0% - 18.0%
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IManganese (Mn): ≤ 1.0%
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Isilicon (Si): ≤ 1.0%
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I-Molybdenum (Mo): Ukhetho kwezinye iinguqulelo zokuqina okongeziweyo
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I-Nickel (Ni): Landela izixa
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Intsimbi (Fe): Ibhalansi
Olu qulunqo luvumela i-440C ukufikelelaubunzima obuphezulu (ukuya kuma-60 HRC)xa iphathwa ubushushu, ngelixa isabonelela ngokuxhathisa umhlwa okufanelekileyo.
2. Iimpawu eziphambili ze-440C Steel engatyiwa
a) Ukuqina okuPhezulu kunye nokomelela
Xa ubushushu buphathwa ngokufanelekileyo, i-440C inokufikelelaAmanqanaba obunzima be-Rockwell phakathi kwe-58 ukuya kwi-60 HRC, iyenza ibe yenye yezona ntsimbi ziqinileyo ezingenasici. Oku kuyenza ilungele:
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Izixhobo zokusika
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Ukuthwala amacandelo
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Amalungu achanekileyo
b) UkuGqiba okugqwesileyo kunye noKuxhathisa i-Abrasion
Ngenxa yokuqukethwe kwayo okuphezulu kwekhabhoni,440Cibonisaukuchasana okubalaseleyo kokunxiba komphezulu, i-edge deformation, kunye nokudinwa komatshini - ilungele ukusetyenziswa kwe-sliding okanye ukujikeleza.
c) Ukuxhathisa okuLungileyo kokuMhlwa
Nangona ingeyiyo i-corrosion-resistant njenge-300 series steels stainless, i-440C iqhuba kakuhle kwiindawo ezinobume obuphakathi ukuya kwi-corrosion. Inokuxhathisa:
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Ukufuma
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Iiasidi zokutya
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Iikhemikhali ezithambileyo
Nangona kunjalo, kunjaloayikhuthazwakwizicelo zaselwandle okanye eziphezulu ze-chloride ngaphandle konyango olufanelekileyo lwangaphandle.
d) iMagnetic kunye neHeat-Treable
440C yiyokazibuthekuzo zonke iimeko kwaye ingabalukhuni ngonyango oluqhelekileyo lobushushu, okwenza kube lula ukuziqhelanisa nezixhobo ezahlukeneyo zoomatshini kunye nolwakhiwo.
3. IiPropati zoomatshini ze-440C
| Ipropati | Ixabiso (Eqhelekileyo, Imeko Elukhuni) |
|---|---|
| Tensile strength | 760 - 1970 MPa |
| Unikeze Amandla | 450 - 1860 MPa |
| Ukwandiswa ngexesha lekhefu | 10 - 15% |
| Ukuqina (Rockwell HRC) | 58 – 60 |
| Imodyuli yeElasticity | ~200 GPA |
| Ukuxinana | 7.8g/cm³ |
Ezi xabiso zinokuhluka ngokuxhomekeke kunyango lobushushu kunye nenkqubo yokuvelisa.
4. Inkqubo yoNyango lobushushu
Ukusebenza kwe-440C yensimbi engenasiciiphuculwe kakhulu ngonyango lobushushu. Inkqubo ngokubanzi ibandakanya:
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Ukuqina: Ukufudumeza ukuya kwi-1010–1065°C (1850–1950°F)
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Ukucima: I-oyile okanye ukucima umoya ukwenza lukhuni izinto
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Ukufudumeza: Ubushushu ngokuqhelekileyo kwi-150-370 ° C (300-700 ° F) ukunciphisa ubuqhophololo kunye nokunyusa ukuqina
Imiboniso ephethwe ngobushushu i-440Cubulukhuni obukhulu kunye namandla agqwesileyo oomatshini, eyona nto ibalulekileyo kwizixhobo ezichanekileyo kunye nemiphetho yokusika.
5. Izicelo eziqhelekileyo ze-440C Steel Stainless
Ngenxa yobulukhuni bayo obukhethekileyo, ukuxhathisa ukunxiba, kunye nokumelana nomhlwa okuphakathi, i-440C ifumaneka kwiintlobo ngeentlobo zezicelo ezifunayo:
a) Izixhobo zokusika
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Iincakuba zotyando
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Iincakuba
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Iimela zoshishino
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Isikere
b) IiBearings kunye ne-Valve Components
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Iibhodi zebhola
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Izihlalo zevalvu kunye neziqu
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Iibheringi zenaliti
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Izikhonkwane zePivot
c) I-Aerospace kunye noKhuselo
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Amalungu e-Actuator yeenqwelomoya
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Izikhonkwane zesakhiwo
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Amalungu ezixhobo zokudubula nemipu
d) Izixhobo zonyango
I-440C's biocompatibility kunye nokukwazi ukugcina imiphetho ebukhali yenza ukuba ilungele:
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Izixhobo zamazinyo
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Izixhobo zotyando
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Ufakelo lwe-Orthopedic (aluyiyo isigxina)
e) Ishishini lokungunda kunye neDie
Ukuxhathisa kwayo ukunxiba kuyenza ilungele:
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Izitofu zeplastiki zokubumba
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Ukubumba kufa
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Amacandelo izixhobo
sakysteelinikeza 440C steel stainless kumaphepha, iipleyiti, iintonga, kunye nemivalo ezi kunye nezinye izicelo. Ngokulandelelwa ngokupheleleyo kunye nokuqinisekiswa komgangatho,sakysteeliqinisekisa ukusebenza okuphezulu kwiiprojekthi ezibalulekileyo.
6. Unyino lwe-440C Stainless Steel
Ngelixa i-440C iyimathiriyeli yokusebenza okuphezulu, ayifanelekanga kuyo yonke imeko:
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Ukunganyangeki komhlwa kulinganiselwekwiindawo zaselwandle okanye ezityebileyo ngekloridi
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Ukuqina okuphantsixa kuthelekiswa namabanga austenitic
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Inokuba brittlekubunzima obuphezulu kakhulu ngaphandle kokuba ucaphukile ngononophelo
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Umatshini kunokuba nzimakwimo yokuqina
Ukusetyenziswa okudinga i-ductility ephezulu okanye ukuxhathisa ukubola, i-316 okanye i-duplex stainless steels ingaba yindlela engcono kakhulu.
7. IiNdlela zokuQeda uMphezulu
I-440C insimbi engenasici inokubonelelwa kwiindawo ezahlukeneyo zokugqitywa komhlaba, kuxhomekeke kwiimfuno zokusetyenziswa kokuphela:
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I-Anealed: Ukwenza lula kunye nokwenza ngaphambi kokuqina
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Umhlaba okanye ogudisiweyo: Ngobuhle okanye ukuchaneka komsebenzi
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Iqinile kwaye inomsindo: Ngezixhobo kunye nezicelo zokunxiba
At sakysteel, siyabonelelaumphezulu owenziweyo ugqiba kunye nemilinganiselokuba 440C steel stainless ukuze ihambelane neemfuno zabathengi.
8. 440C vs Ezinye iiStainless Steels
| IBanga | Ukuqina | Ukunyangwa kokuMhlwa | Usetyenziso |
|---|---|---|---|
| 304 | Phantsi | Egqwesileyo | Ukusetyenziswa kolwakhiwo ngokubanzi |
| 316 | Phantsi | Uphakamileyo | Ulwandle, ukutya, i-pharma |
| 410 | Phakathi | Phakathi | Izixhobo ezisisiseko, izibophelelo |
| 440C | Phezulu | Phakathi | Izixhobo ezichanekileyo, iibheringi |
440C yeyonanzima kakhulukwaye uninziukunxiba-resistantphakathi kwezi, nangona zinokumelana nomhlwa kancinci.
Ukuqukumbela
440C intsimbi engenasicilukhetho oluphezulu xaubulukhuni obukhethekileyo, ukuxhathisa ukunxiba, kunye nokumelana nomhlwa okuphakathiziyafuneka. Isetyenziswa kakhulu kumashishini ukusuka kwi-aerospace kunye neemoto ukuya kwezonyango kunye nezixhobo. Ukukwazi kwayo ukuba lukhuni kumanqanaba agqithisileyo ngelixa igcina ukhuseleko olufanelekileyo lwe-corrosion yenza ukuba ibe yenye yezona zibalaseleyoiintsimbi zemartensitic eziguquguqukayoekhoyo.
Ukuqonda iimpawu zayo kuvumela iinjineli kunye nabathengi ukuba benze ukhetho olungcono kakhulu lwezinto eziphathekayo ezihlala ixesha elide, izicelo eziphezulu zokusebenza.
Kumgangatho ophezulu we-440C yentsimbi engatyiwayo enezatifikethi ezigcweleyo kunye neenkonzo ezongezelelekileyo ezinje ngokusika ngokwesiko, ukupolisha, kunye nonyango lobushushu,sakysteelngumthengisi wakho omthembileyo. Qhagamshelanasakysteelnamhlanje ukufumana isicatshulwa okanye uxoxe ngeemfuno zeprojekthi yakho.
Ixesha lokuposa: Jul-28-2025