17-4 stainless hlau, feem ntau raug xa mus los ntawm nws cov specifications AMS 5643, AISI 630, thiab UNS S17400, yog ib qho ntawm feem ntau siv los nag-hardening steels. Paub txog nws lub zog tshwj xeeb, siab tiv thaiv corrosion, thiab yooj yim ntawm machining, nws yog ntau yam khoom siv rau ntau yam lag luam. Hauv tsab xov xwm no, peb yuav tshawb txog cov yam ntxwv, kev siv, thiab cov txiaj ntsig ntawm 17-4 stainless hlau, suav nrog vim li cas nws yog qhov kev xaiv zoo rau ntau qhov kev lag luam.
17-4 Stainless hlau yog dab tsi?
17-4 stainless hlauyog martensitic stainless hlau alloy uas muaj 15-17% chromium thiab 3-5% npib tsib xee. Qhov sib npaug yog tsim los ntawm cov hlau, nrog rau lwm cov khoom xws li tooj liab, molybdenum, thiab niobium ntxiv los txhim kho nws cov khoom. Nws yog lub npe hu rau nws lub zog siab, toughness, thiab tsis kam mus corrosion nyob rau hauv ntau qhov chaw.
Lub npe "17-4" yog hais txog nws cov muaj pes tsawg leeg, nrog 17% chromium thiab 4% npib tsib xee, uas muab cov hlau nws cov khoom tshwj xeeb. Tsis tas li ntawd, AMS 5643 specification, AISI 630, thiab UNS S17400 txhua tus xa mus rau tib yam khoom, muab kev sib xws ntawm ntau yam qauv siv los ntawm engineers thiab manufacturers thoob ntiaj teb.
Cov khoom tseem ceeb ntawm 17-4 Stainless Hlau
1. Siab zog thiab hardness
Ib qho ntawm cov yam ntxwv ntawm 17-4 stainless hlau yog nws lub zog. Los ntawm cov txheej txheem kev kho cua sov hu ua nag lossis daus hardening, cov hlau no ncav cuag lub zog tensile zoo kawg nkaus, ua rau nws zoo tagnrho rau kev ua haujlwm siab. Thaum hardened, 17-4 stainless hlau tuaj yeem ua tiav cov khoom muaj zog txog li 130 KSI (896 MPa) thiab tensile zog ntawm 160 KSI (1100 MPa).
2. Zoo heev Corrosion Resistance
Vim nws cov ntsiab lus siab chromium,17-4 stainless hlaumuaj zoo heev tiv thaiv corrosion, tshwj xeeb tshaj yog nyob rau hauv me me corrosive ib puag ncig. Nws ua tau zoo nyob rau hauv ob qho tib si acidic thiab alkaline tej yam kev mob, ua rau nws haum rau ntau yam kev siv nyob rau hauv kev lag luam xws li aerospace, tshuaj, thiab petrochemical.
3. Versatility hauv kev kho cua sov
Tsis zoo li lwm yam stainless hlau alloys, 17-4 stainless hlau tuaj yeem kho cua sov kom ua tiav ntau yam ntawm cov khoom siv kho tshuab. Los ntawm kev kho qhov kub thiab txias thaum kho cua sov, cov tuam ntxhab tuaj yeem hloov kho cov khoom hardness thiab lub zog. Qhov no ua rau nws hloov tau yooj yim rau cov kev siv sib txawv, txawm nyob rau hauv cov khoom siv los yog qhov chaw muaj kev ntxhov siab.
4. Superior Weldability
Thaum martensitic stainless hlau feem ntau tsim teeb meem hauv vuam, 17-4 stainless hlau muaj superior weldability piv rau lwm cov hlau hauv nws chav kawm. Nws tuaj yeem welded siv cov txheej txheem ib txwm muaj, xws li roj tungsten arc vuam (GTAW), yam tsis muaj kev cuam tshuam nws lub zog lossis kev tiv thaiv corrosion. Txawm li cas los xij, kev kho kom zoo tom qab vuam kub yog pom zoo kom tswj nws cov khoom tsim nyog.
5. Yooj yim ntawm Machining
Lwm qhov zoo ntawm 17-4 stainless hlau yog nws yooj yim ntawm machining. Txawm hais tias nyuaj, nws tseem yog ib qho yooj yim los ua cov txheej txheem siv cov txheej txheem machining, tso cai rau cov duab thiab cov qauv tsim kom ua tau zoo. Qhov no feature ua rau nws muaj txiaj ntsig zoo rau cov tuam txhab lag luam uas xav tau siab precision hauv lawv cov khoom.
Daim ntawv thov ntawm 17-4 Stainless Hlau
Cov khoom tshwj xeeb ntawm 17-4 stainless hlau ua rau nws haum rau ntau yam kev thov. Qee qhov kev lag luam feem ntau siv 17-4 stainless hlau suav nrog:
-
Aerospace thiab Aviation
17-4 stainless hlau yog ib qho kev xaiv nrov hauv kev lag luam aerospace vim nws qhov sib xyaw ua ke ntawm lub zog siab, lub teeb yuag, thiab tsis kam tiv thaiv corrosion. Nws yog feem ntau siv nyob rau hauv kev tsim cov turbine hniav, compressor hniav, shafts, thiab structural Cheebtsam ntawm aircraft. -
Chemical thiab Petrochemical Industries
Qhov kev tiv thaiv corrosion ua rau 17-4 stainless hlau yog ib qho kev xaiv zoo tshaj plaws rau cov khoom siv raug rau cov tshuaj hnyav thiab ib puag ncig, suav nrog li qub, twj, thiab cov hlab ntsha siab. Nws tuaj yeem tiv taus ntev ntev rau cov kua qaub thiab alkaline, tswj nws txoj kev ncaj ncees thiab kev ua haujlwm. -
Cov cuab yeej kho mob
Hauv kev kho mob, 17-4 stainless hlau yog siv los tsim cov cuab yeej phais, kev cog qoob loo, thiab cov khoom siv. Nws biocompatibility, ua ke nrog nws lub zog siab thiab kev tiv thaiv corrosion, ua rau nws yog ib qho khoom siv zoo tshaj plaws rau kev siv kho mob uas yuav tsum tau ua kom muaj zog thiab kev nyiam huv. -
Marine thiab Offshore Applications
Cov hlau tsis kam tiv thaiv cov dej ntsev ua rau nws tsim nyog rau kev siv nyob rau hauv marine ib puag ncig, qhov twg cov ntaub ntawv muaj zog yog tsim nyog rau cov khoom xws li kiv cua shafts, twj, thiab fasteners. -
Khoom siv
17-4 stainless hlau kuj tseem siv nyob rau hauv ntau yam kev lag luam machinery, nrog rau cov iav, shafts, thiab li qub, qhov twg lub zog thiab corrosion kuj tseem ceeb heev. Nws versatility thiab kev ua tau zoo ua rau nws yog ib qho kev xaiv zoo tshaj plaws rau cov kev ntxhov siab no.
Cov txiaj ntsig ntawm Kev Xaiv 17-4 Stainless Hlau
1. Txhim kho Durability thiab kev ua tau zoo
Ua tsaug rau nws cov kev sib xyaw zoo kawg nkaus ntawm lub zog, hardness, thiab corrosion kuj,17-4 stainless hlauextends lub neej ntawm cov khoom nyob rau hauv xav tau daim ntawv thov. Cov khoom ua los ntawm 17-4 stainless hlau tsis tshua muaj kev txom nyem los ntawm hnav, corrosion, los yog qaug zog, ua kom lub neej ntev kev pab cuam thiab txo nqi txij nkawm.
2. Lwm yam kev them nqi zoo
Thaum stainless hlau alloys yuav kim, 17-4 stainless hlau muab cov nqi-zoo los ntawm kev xa cov kev ua tau zoo ntawm tus nqi sib tw. Thaum xav txog tag nrho cov lifespan thiab txo cov kev xav tau ntawm kev saib xyuas, nws ua pov thawj tias yog ib qho kev xaiv khoom muaj nqis rau ntau qhov kev lag luam.
3. Yooj yim Customization
Nrog nws lub peev xwm los kho cua sov rau cov khoom tshwj xeeb, 17-4 stainless hlau muab ib theem ntawm kev hloov kho uas lwm cov hlau tsis sib xws. Qhov kev hloov pauv no tso cai rau cov tuam txhab tsim kho cov khoom kom tau raws li qhov tseeb lub zog thiab kav ntev rau cov haujlwm tshwj xeeb.
Xaus
17-4 stainless hlau (AMS 5643, AISI 630, UNS S17400) yog cov khoom siv ntau yam thiab txhim khu kev qha uas muaj qhov sib npaug zoo ntawm lub zog siab, kev tiv thaiv corrosion, thiab yooj yim ntawm machining. Txawm hais tias koj ua haujlwm hauv aerospace, tshuaj ua haujlwm, lossis lwm yam kev lag luam ua haujlwm siab, cov hlau no yog tsim los ua kom tau raws li qhov xav tau tshaj plaws. NtawmSAKY STEEL, peb zoo siab los muab cov khoom zoo tshaj plaws no, kom ntseeg tau tias koj cov haujlwm tau txais txiaj ntsig zoo tshaj plaws hauv kev lag luam.
Nrog nws cov yam ntxwv zoo tshaj thiab ntau yam kev siv,17-4 stainless hlautxuas ntxiv mus rau kev xaiv rau engineers thiab manufacturers nrhiav kev txhim khu kev qha, ruaj khov rau lawv cov kev siv tseem ceeb tshaj plaws.
Post lub sij hawm: Lub Xya hli ntuj-25-2025