1.4534 Stainless hlau yog dab tsi?

1.4534 stainless hlau, feem ntau hu ua Custom 465 los yog UNS S46500, yog ib qho zoo tshaj plaws martensitic nag lossis daus -cov hlau tsis muaj zog uas muaj kev sib xyaw tshwj xeeb ntawm ultra- siab zog, zoo heev toughness, thiab zoo corrosion kuj. Los ntawm nws qhov tshwj xeeb muaj pes tsawg leeg thiab kev laus kev kho mob, nws ua tiav lub zog tensile siab tshaj 1800 MPa thaum tuav cov pob txha zoo heev, ua rau nws yog ib qho ntawm cov hlau tsis muaj zog tshaj plaws. Qhov no ua rau nws cov khoom xaiv rau qhov tseem ceeb ntawm aerospace, kev tiv thaiv, thiab siab -kev ua haujlwm engineering uas qhov siab tshaj plaws ntawm lub zog- rau- qhov hnyav piv thiab kev ntseeg tau yog qhov tseem ceeb.

 

Cov nag lossis daus no zoo tshaj - qib hardening yog tus qauv raws li cov txheej txheem thoob ntiaj teb tseem ceeb.

Txuj	Qib sib npaug
EN (Tebchaws Europe)	1.4534
ASTM / AISI (USA)	Kev Cai 465, UNS S46500
Lub Npe	Kev cai 465

Nws muaj xws li titanium rau nag lossis daus hardening, nrog ua tib zoo sib npaug chromium thiab npib tsib xee rau corrosion kuj.

Element	C	Si	Mn	P	S	Cr	Ni	Mo	Ti	Al
Cov ntsiab lus (%)	Tsawg dua los yog sib npaug li 0.02	Tsawg dua lossis sib npaug li 0.25	Tsawg dua lossis sib npaug li 0.25	Tsawg dua lossis sib npaug li 0.015	Tsawg dua lossis sib npaug li 0.010	11.0 - 12.5	10.0 - 11.5	0.75 - 1.25	1.5 - 1.8	0.10 - 0.20

Cov khoom siv kho tshuab sib txawv nrog cov kev kho cua sov, muab ultra- lub zog siab nrog zoo heev toughness.

Qhov xwm txheej	Yield zog (Rp0.2)	Tensile zog (Rm)	Elongation (A)	Hardness (HRC)	Fracture Toughness K₁c (ksi√in)
Kev kho mob	~ 690 MPa	~ 1035 MPa	~ 15%	~ 32 HRC	-
H900 (480℃hnub nyoog)	~ 1520 MPa	~ 1655 MPa	~ 10%	~ 49 HRC	~ 80
H950 (510℃hnub nyoog)	~ 1450 MPa	~ 1550 MPa	~ 12%	~ 46 HRC	~ 95
H1000 (540℃hnub nyoog)	~ 1310 MPa	~ 1380 MPa	~ 14%	~ 43 HRC	~ 110

 

Cov yam ntxwv tseem ceeb thiab kev siv ntawm 1.4534 / Custom 465

Ultra -High Strength:Ua tiav lub zog tensile tshaj 1650 MPa tom qab kev laus, ua rau nws yog ib qho ntawm cov hlau tsis muaj zog tshaj plaws, nrog lub zog zoo heev - rau - qhov hnyav piv.

Exceptional Toughness:Txhim kho qhov zoo ntawm pob txha toughness ntawm qib siab zog, muab kev puas tsuaj zoo rau kev ua siab ntev thiab kev ntseeg siab hauv cov ntawv thov tseem ceeb.

Zoo Corrosion Resistance:Muaj corrosion kuj zoo ib yam li hom 304 stainless hlau, haum rau aerospace thiab marine ib puag ncig.

Zoo Fatigue Resistance:Kev qaug zog zoo tshaj plaws ua rau nws zoo tagnrho rau siab - voj voog thiab qis - voj voog kev qaug zog.

Fabricability zoo:tuaj yeem tsim thiab tshuab hauv cov tshuaj - kho mob ua ntej kev laus kawg.

 

Cov ntawv thov tseem ceeb:

Aerospace:Kev tsaws iav Cheebtsam, tis actuation systems, fasteners, thiab structural parts.

Kev Tiv Thaiv:Missile Cheebtsam, kev siv armor, thiab cov khoom siv tub rog.

Tubrog nkoj:Siab - lub zog shafts, fasteners, thiab underwater Cheebtsam.

Roj & Roj:Cov cuab yeej downhole, cov khoom siv lub taub hau zoo, thiab siab -siab valve qhov chaw.

Motorsport:Cov khoom raug tshem tawm, cov ncej tsav, thiab kev nyab xeeb- qhov tseem ceeb.

Kev kho mob:Cov cuab yeej phais yuav tsum tau muaj zog ultra- siab.

 

Custom 465 (1.4534) piv rau Custom 455 thiab 17-4PH li cas?
Custom 465 muaj zog ntau dua li Custom 455 thiab 17-4PH, nrog tensile zog tshaj 1650 MPa piv rau 1310 MPa rau 17-4PH thiab 1520 MPa rau Custom 455. Nws kuj tseem tuav tau zoo dua tawg toughness ntawm . Piv rau 17-4PH, Custom 465 muaj kwv yees li 25% siab zog nrog kev sib piv lossis zoo dua toughness. Kev cai 465 kuj qhia tau zoo dua rau kev ntxhov siab corrosion tawg dua li 17-4PH. Txawm li cas los xij, Kev Cai 465 yog kim dua thiab yuav tsum tau ceev faj txog kev kho cua sov ntau dua. Qhov kev xaiv nyob ntawm daim ntawv thov yuav tsum tau, nrog Custom 465 xaiv rau feem ntau xav tau kev siv zog siab.

 

Dab tsi yog qhov kev kho cua sov rau Custom 465?
Cov txheej txheem kev kho cua sov rau Custom 465 suav nrog:

Kev Kho Mob:Kub rau 980℃± 15 degree, tuav lub sijhawm txaus (feem ntau 1 teev), tom qab ntawd txias sai sai (cua lossis roj quench)

Kev Kho Cryogenic (yeem):Txias rau -73℃rau 8 teev los hloov cov austenite khaws cia (txhim kho lub zog)

Kev laus:Thaum tshav kub kub mus rau qhov kub thiab txias nyob ntawm qhov xav tau cov khoom:

480℃(H900): Lub zog siab tshaj plaws, 4 teev, cua txias

510℃(H950): Lub zog muaj zog nrog txhim kho toughness, 4 teev, cua txias

540℃(H1000): Cov khoom sib npaug, 4 teev, cua txias

Ob chav aging tsis feem ntau yuav tsum tau

Rau qhov zoo tshaj plaws, kev kho tshuaj yuav tsum tau ua nyob rau hauv ib qho chaw tiv thaiv

 

Dab tsi yog qhov kev txiav txim siab vuam rau Custom 465?
Kev cai 465 yuav tsum tau ceev faj cov txheej txheem vuam vim nws lub zog siab. Cov ntsiab lus tseem ceeb suav nrog:

Vuam yuav tsum tau ua nyob rau hauv cov kev daws teeb meem - kho mob

Muab cov hlau sib txuam (Kev Cai 465 hom) raug pom zoo

Kev siv hluav taws xob tsawg yog qhov tseem ceeb los tiv thaiv kev tawg

Preheating (150-200 degree) yuav muaj txiaj ntsig zoo rau cov ntu tuab

Tom qab-weld heat treatment (kev kho kho + hnub nyoog) yog yuav tsum tau los kho cov khoom

Rau cov ntawv thov tseem ceeb, cov txheej txheem vuam yuav tsum tsim nyog

Electron beam thiab laser vuam tej zaum yuav zoo dua rau cov seem nyias

 

Nrhiav kev ntseeg siab ntawm 1.4534 / Custom 465 Stainless Hlau?
GNEE Steel muab cov khoom zoo tshaj plaws Custom 465 (1.4534) stainless hlau hauv bar, hlau, forging, thiab daim ntawv, muaj nyob rau hauv ntau yam cua sov- kho mob kom tau raws li qhov xav tau ntawm aerospace thiab kev tiv thaiv specifications. Peb muab cov ntaub ntawv pov thawj tag nrho (EN 10204 3.1) thiab kev txhawb nqa suav nrog kev txiav, machining, thiab kev kho cua sov. Yog tias koj muaj kev xav tau, thov koj xav tiv tauj peb.