Kev xaiv cov hlau cuab yeej zoo yog ib qho ntawm cov kev txiav txim siab tseem ceeb tshaj plaws hauv kev tsim thiab kev ua haujlwm ntawm cov pwm thiab cov tuag siv rau hauv kev ua haujlwm kub siab xws li tuag casting, forging, thiab extrusion. Ntawm ntau qib muaj,AISI H12thiabAISI H13yog ob qho ntawm cov kev xaiv nrov tshaj plaws hauv tsev neeg cov hlau ua haujlwm kub.
Ob lub hlau no yog tsim los rau kev tiv taus cua sov heev, lub zog, thiab kev tawv, tab sis lawv muaj cov yam ntxwv sib txawv uas ua rau txhua tus haum rau cov ntawv thov tshwj xeeb. Hauv tsab xov xwm no,SAKYSTEELtshuaj xyuas qhov sib txawv tseem ceeb ntawm AISI H12 thiab H13, pab koj xaiv qhov zoo rau koj cov pwm tsim khoom thiab cov cuab yeej xav tau.
1. Kev Taw Qhia: Qhov Tseem Ceeb ntawm Kev Xaiv Cov Hlau Kub Ua Haujlwm Zoo
Cov hlau ua haujlwm kub yog tsim los tswj lub zog thiab qhov nyuaj txawm tias nyob rau hauv qhov xwm txheej hnyav ntawm qhov kub thiab txias thiab kev thauj khoom thermal cyclic. Hauv kev lag luam zoo lituag casting, kub forging, thiabkev rho tawm, kev xaiv cov khoom siv tsis raug tuaj yeem ua rau tawg, hnav ua ntej lub sijhawm, lossis qhov loj me tsis sib xws - ua rau lub sijhawm tsis ua haujlwm kim heev thiab pwm tsis ua haujlwm.
Yog li ntawd, kev nkag siab txogQhov sib txawv ntawm AISI H12 thiab H13yog qhov tseem ceeb rau kev ua tiav qhov sib npaug zoo tshaj plaws ntawm kev tawv, kev tiv taus kev hnav, thiab kev ua haujlwm thermal fatigue.
2. Txheej txheem cej luam ntawm AISI H12 thiab AISI H13
Ob leegAISI H12thiabAISI H13koom nrog AISI H-series ntawm cov hlau ua haujlwm kub, uas yog cov hlau chromium-based uas paub txog lawv lub peev xwm los tiv taus kev mos ntawm qhov kub siab.
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AISI H12 (UNS T20812): Ib qho hlau chromium-molybdenum-tungsten uas muaj kev tiv taus thermal qaug zog zoo heev thiab muaj zog heev.
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AISI H13 (UNS T20813): Ib hom hlau chromium-molybdenum-vanadium uas muaj kev tiv taus hnav ntau dua thiab tawv liab zoo, feem ntau suav tias yog tus qauv kev lag luam rau cov pwm tuag-casting.
Cov hlau no ob leeg siv dav, tab sis lawv cov khoom sib xyaw tshwj xeeb tsim qhov sib txawv hauv kev ua tau zoo uas ua rau lawv zoo dua rau ntau hom pwm thiab cov xwm txheej ua haujlwm.
3. Kev Sib Piv Txog Cov Tshuaj Lom Zem
Qhov sib txawv tseem ceeb ntawm AISI H12 thiab H13 yog nyob rau hauv lawv cov khoom sib xyaw ua ke, uas cuam tshuam ncaj qha rau qhov nyuaj, kev tawv, thiab kev tiv taus thermal.
| Khoom | AISI H12 (%) | AISI H13 (%) | Cov nyhuv rau kev ua tau zoo |
|---|---|---|---|
| Cov pa roj carbon (C) | 0.35–0.45 | 0.35–0.40 | Tswj cov hardness thiab hnav tsis kam |
| Chromium (Cr) | 4.75–5.50 | 4.75–5.50 | Txhim kho kev tiv thaiv corrosion thiab oxidation |
| Molybdenum (Mo) | 1.10–1.75 | 1.00–1.50 | Ua kom tawv thiab muaj zog dua |
| Tungsten (W) | 1.00–1.75 | — | Ua kom muaj zog kub thiab tawv liab |
| Vanadium (V) | 0.20–0.60 | 0.80–1.20 | Txhim kho cov qauv ntawm cov noob thiab ua rau muaj kev tiv thaiv kev hnav |
| Silicon (Si) | 0.80–1.20 | 1.00 | Txhim kho qhov tsis kam oxidation thiab kev ruaj khov ntawm qhov nyuaj |
| Manganese (Mn) | 0.25–0.50 | 0.30–0.50 | Txhim kho qhov tawv thiab tawv |
Cov ntsiab lus tseem ceeb:
AISI H12 muajtungsten (W), uas muab lub zog kub zoo tshaj plaws thiab lub zog tawv, thaum AISI H13 muajvanadium siab dua (V)cov ntsiab lus, txhim kho kev hnav tsis kam thiab kev tawv ntawm qhov kub siab.
4. Kev Sib Piv Txog Cov Khoom Siv Kho Tshuab
Ob lub hlau ua tau zoo nyob rau hauv cov xwm txheej kub, tab sis txhua tus ua tau zoo hauv cov yam ntxwv sib txawv.
| Vaj tse | AISI H12 | AISI H13 |
|---|---|---|
| Qhov Ceev | 7.80 g/cm³ | 7.80 g/cm³ |
| Kev Nyuaj Siab (Annealed) | ≤ 229 HB | ≤ 229 HB |
| Kev Nyuaj Siab (Tom Qab Kev Nyuaj Siab & Kev Kub Ntxhov) | 44–52 HRC | 46–54 HRC |
| Lub zog tensile | 1500–1900 MPa | 1600–2000 MPa |
| Kev Tiv Thaiv Kev Nkees Thermal | Zoo heev | Zoo heev |
| Kev Tiv Thaiv Hnav | Siab | Siab heev |
| Kev Cuam Tshuam Toughness | Zoo heev | Zoo heev |
| Kev siv tshuab tau | Zoo | Nruab nrab |
AISI H12muaj kev zoo duakev cuam tshuam tawvthiab tsis kam rau kev tawg, thaumAISI H13muab kev pabcuam zoo tshaj plawskev tiv thaiv kev hnav ntawm qhov chawthiab qhov nyuaj me ntsis thaum lub sijhawm kub ntev.
5. Cov yam ntxwv ntawm kev kho cua sov
Kev kho cua sov ua lub luag haujlwm tseem ceeb hauv kev txiav txim siab qhov kev ua tau zoo kawg ntawm ob lub hlau.
AISI H12 Kev Kho Mob Kub
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Kev Ua Kub:850–900 ° C, cua sov qeeb qeeb
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Kev ua kom tawv:1000–1050 ° C, cua lossis roj tua hluav taws
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Kev kub ntxhov:500–650 ° C (pom zoo kom ua ob zaug tempering)
AISI H13 Kev Kho Mob Kub
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Kev Ua Kub:850–900 ° C, cua sov qeeb qeeb
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Kev ua kom tawv:1020–1040 ° C, cua quench
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Kev kub ntxhov:520–620 ° C (ob chav tempering rau qhov ruaj khov ntawm qhov ntev)
Kev Txheeb Xyuas:
H13 tuaj yeem tiv taus qhov kub siab dua me ntsis, ua kom qhov chaw tawv dua. Txawm li cas los xij, H12 muaj kev tiv taus cua sov zoo dua thiab ruaj khov dua hauv cov cuab yeej loj.
6. Kev Ua Tau Zoo hauv Forging thiab Die Casting
AISI H12
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Zoo tagnrho rauforging tuag, cov cuab yeej txiav kub, thiabcov pwm extrusionuas muaj kev kub ntxhov hnyav.
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Ua tau zoo heev nyob rau hauv cov xwm txheej uas xav tau kev cuam tshuam ntau zaus thiab kev poob siab kub heev.
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Nyiam thaum twgkev tawv thiab kev tawg tsis kamyog qhov tseem ceeb dua li qhov nyuaj tshaj plaws.
AISI H13
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Siv dav hauvsiab tuag casting, cov pwm txhaj tshuaj yas, thiabcov txheej txheem khiav kub.
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Kev xaiv zoo heev rau cov cuab yeej xav tauqhov chaw zoo tiavthiab kev hnav tsis kam siab.
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Ua tau zoo dua nyob rau hauv kev raug rau cov txhuas lossis magnesium alloys molten ntev.
Hauv kev xaus lus:
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XaivH12rauua haujlwm hnyav, yooj yim cuam tshuamkev ua haujlwm.
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XaivH13rauprecision tuag castingxav tau qhov nyuaj ntawm qhov chaw siab dua.
7. Kev Tiv Thaiv Kev Nyuaj Siab Thermal
Kev qaug zog ntawm cov cua sov, lossis "kev kuaj xyuas cua sov," yog hom kev ua tsis tiav uas tshwm sim ntau hauv cov cuab yeej ua haujlwm kub.
Ob leeg AISI H12 thiab H13 tiv taus qhov no zoo, tab sis cov txheej txheem hauv qab sib txawv.
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H12:Siv tungsten los tiv thaiv cov qauv mos thiab tswj kev ruaj khov hauv qab thermal cycling.
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H13:Siv vanadium carbides rau kev ruaj khov ntawm qhov chaw thiab tiv taus kev tawg.
Raucov cuab yeej raug rau qhov kub hloov pauv ntau heev, AISI H12 feem ntau ua tau zoo dua vim nws qhov tawv thiab qis dua qhov rhiab heev rau kev hloov pauv kub sai.
8. Kev Tiv Thaiv Hnav thiab Kev Kho Mob Nto
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AISI H13tsim cov vanadium carbides zoo, ua rau nws tiv taus kev hnav ntau dua thaum lub sijhawm ua haujlwm siab, xws li hauv kev tuag casting thiab extrusion tuag.
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AISI H12, thaum me ntsis softer, muab lub neej ntev dua hauv kev cuam tshuam-hnyav forging daim ntawv thov.
Ob lub steels tuaj yeem ua taunitrided los yog PVD coatedkom ntev lub neej kev pabcuam.
Nitriding ua rau qhov nyuaj ntawm qhov chaw ntau dua1000 HV, muab kev tiv thaiv zoo heev tiv thaiv kev yaig thiab kev hnav nplaum.
9. Kev Siv Tshuab thiab Kev Vuam
| Aspect | AISI H12 | AISI H13 |
|---|---|---|
| Kev siv tshuab tau | Yooj yim dua rau tshuab | Nyuaj me ntsis rau tshuab |
| Kev vuam tau | Zoo heev nrog preheat | Zoo nrog kev tswj cua sov |
| Kub Ua Ntej | 250–350°C | 250–400°C |
| Kev Kho Mob Kub Tom Qab Weld | Npau taws tam sim ntawd | Npau taws tam sim ntawd |
AISI H12 tus qauv tso cai rau kev ua haujlwm du thiab kho vuam, ua rau nws nyiam thaum ua tiav tom qab thiab kho pwm ntau zaus.
10. Kev Xav Txog Tus Nqi
Txawm hais tias ob qib zoo sib xws hauv tus nqi, AISI H12 feem ntau yogme ntsis pheej yig duavim nws cov ntsiab lus vanadium qis dua thiab kev tsim cov hlau yooj yim dua.
Txawm li cas los xij, hauv cov ntawv thov uas lub cuab yeej siv tau ntev thiab qhov zoo ntawm qhov chaw tseem ceeb dua li tus nqi pib, AISI H13 yuav muab tus nqi zoo dua rau lub sijhawm ntev.
Cov tuam txhab zoo liSAKYSTEELmuab ob qib hauv cov qauv khoom siv uas tsim nyog tus nqi—ua kom cov neeg siv khoom ua tiav qhov kev ua tau zoo tshaj plaws-rau-tus nqi raws li lawv cov kev xav tau tsim khoom.
11. Cov Lus Qhia Txog Daim Ntawv Thov
| Daim Ntawv Thov | Cov Hlau Pom Zoo | Vim li cas |
|---|---|---|
| Cov pwm forging poob | AISI H12 | Muaj zog heev, ua rau tsis kam |
| Aluminium tuag casting pwm | AISI H13 | Kev ua haujlwm hnav zoo dua, qhov tiav ntawm qhov chaw |
| Cov cuab yeej txiav kub | AISI H12 | Kev tiv thaiv kev poob siab |
| Cov pwm txhaj tshuaj yas | AISI H13 | Kev ruaj khov ntawm qhov ntev |
| Extrusion tuag | AISI H12 los yog H13 | Raws li qhov siab thiab kub |
| Cov hniav txiav kub | AISI H12 | Kev tiv thaiv tawg |
| Core pins thiab inserts | AISI H13 | Kev tawv thiab kev ua kom du |
12. Vim li cas ho xaiv SAKYSTEEL rau AISI H12 thiab H13
SAKYSTEELyog ib lub tuam txhab muab khoom zoo thoob ntiaj tebcov hlau ua haujlwm kub, suav nrog AISI H12 thiab H13. Nrog kev tsim khoom siab heev, kev ua haujlwm raug, thiab kev tswj xyuas zoo nruj, SAKYSTEEL ua kom txhua yam khoom ua tau raws li cov qauv thoob ntiaj teb xws li ASTM A681, DIN EN ISO 4957, thiab JIS G4404.
Cov txiaj ntsig ntawm kev xaiv SAKYSTEEL
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Kev Zoo Tau Txais Ntawv Pov Thawj- Txhua yam khoom siv tau muab nrog daim ntawv pov thawj EN 10204 3.1.
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Kev Ua Haujlwm Tshwj Xeeb- Kev siv tshuab, txiav, thiab kho cua sov raws li cov neeg siv khoom xav tau.
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Cov Khoom Muag Loj- Cov khoom npaj txhij xa tuaj rau ntau qhov ntau thiab tsawg thiab duab.
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Kev Sib Tw Nqe- Kev muag khoom ncaj qha los ntawm lub Hoobkas kom txo nqi.
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Kev Txhawb Nqa Thoob Ntiaj Teb- Pab ntau tshaj 40 lub teb chaws hauv kev lag luam tooling, tuag casting, thiab forging.
Thaum nws los txog rau kev ua tau zoo thiab kev ntseeg tau,SAKYSTEELmuab kev sib xyaw ua ke zoo tshaj plaws ntawm kev txawj ntse thiab cov khoom siv zoo los txhawb koj cov pwm thiab daim ntawv thov pwm.
13. Rooj Sib Piv Zaum Kawg
| Feature | AISI H12 | AISI H13 |
|---|---|---|
| Lub zog kub | Zoo heev | Zoo heev |
| Kev tawv ncauj | Siab heev | Siab |
| Kev Tiv Thaiv Hnav | Siab | Siab heev |
| Kev Tiv Thaiv Kev Nkees Thermal | Zoo heev | Zoo heev |
| Kev Tshawb Xyuas Kub Kub | Zoo heev | Zoo heev |
| Kev siv tshuab tau | Zoo dua | Nruab nrab |
| Tus nqi | Qis dua me ntsis | Siab dua me ntsis |
| Siv Tau Zoo Tshaj Plaws | Forging Dies, Extrusion Cov Cuab Yeej | Tuag Casting Moulds, Precision Moulds |
14. Xaus Lus
Thaum sib pivAISI H12 vs H13, ob qho hlau xa cov kev ua tau zoo nyob rau hauv cov xwm txheej kub ua haujlwm hnyav, tab sis qhov kev xaiv zoo tshaj plaws nyob ntawm koj daim ntawv thov:
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Xaiv AISI H12yog tias koj cov txheej txheem cuam tshuam nrog kev cuam tshuam hnyav, cov pwm loj, lossis kev hloov pauv cua sov ntau zaus.
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Xaiv AISI H13yog tias koj qhov kev tsom mus rau kev tiv thaiv kev hnav, qhov chaw zoo nkauj, thiab kev raug cov hlau molten ntev.
Nrog kev txawj ntse tob txog kev lag luam hlau thiab muaj peev xwm muab khoom thoob ntiaj teb,SAKYSTEELmuab ob qho tib si AISI H12 thiab H13 cov cuab yeej ua haujlwm kub hauv ntau hom - xyuas kom meej tias koj cov pwm, tuag, thiab cov cuab yeej ua tiav qhov ua tau zoo tshaj plaws, ruaj khov, thiab kev ua tau zoo ntawm tus nqi.
Lub sijhawm tshaj tawm: Lub Kaum Hli-28-2025