Taw qhia rau 1.2379 Tool Steel
1.2379 cov cuab yeej steel, tseem paub thoob ntiaj teb li D2 steel, yog cov pa roj carbon siab, siab chromium txias ua hauj lwm cov cuab yeej steel qib renowned rau nws tshwj xeeb hnav tsis kam, siab compressive zog, thiab zoo heev seem stability. Nws yog dav siv nyob rau hauv ntau yam kev siv cuab yeej xws li blanking dies, punches, shear blades, thiab cov cuab yeej tsim.
At SAKYSTEEL, peb tshwj xeeb hauv kev muab 1.2379 cov cuab yeej hlau nyob rau hauv round bar, tiaj tiaj, thiab forged blocks nrog lav zoo thiab meej tshuaj muaj pes tsawg leeg. Nyob rau hauv tsab xov xwm no, peb muab ib tug ua tiav tshuaj thiab txhua yam cuab yeej tsom xam ntawm 1.2379 steel thiab tshawb txog nws cov kev kho cua sov, kev siv, thiab kev sib piv nrog rau lwm yam steels.
Chemical Composition ntawm 1.2379 Tool Steel (DIN Standard)
Cov tshuaj muaj pes tsawg leeg yog lub hauv paus ntawm txhua yam khoom thiab kev kho cua sov ntawm cov cuab yeej hlau. Raws li DIN EN ISO 4957, tus qauv tshuaj muaj pes tsawg leeg ntawm 1.2379 (D2) cov cuab yeej steel yog raws li hauv qab no:
| Element | Cov ntsiab lus (%) |
|---|---|
| Cov pa roj carbon (C) | 1.50-1.60 Nws |
| Chromium (Cr) | 11.00 – 13.00 dr hab |
| Molybdenum (hli) | 0.70-1.00 Nws |
| Vanadium (V) | 0.80-1.20 Nws |
| Manganese (Mn) | 0.15–0.45 dr hab |
| Silicon (Si) | 0.10-0.60 Nws |
| Phosphorus (P) | ≤ 0.03 |
| Sulfur (S) | ≤ 0.03 |
Cov ntsiab lus tseem ceeb ntawm chemical:
- Cov ntsiab lus siab Chromium (11-13%)txhim kho corrosion thiab hnav tsis kam.
- Vanadium (0.8-1.2%)txhim kho grain refinement thiab txhim kho lub neej ntawm cov cuab yeej.
- Carbon (1.5%)muab siab hardness tom qab kev kho cua sov.
Cov ntsiab lus alloying no tsim kom muaj lub zog carbide network hauv microstructure, ua kom cov cuab yeej ua neej nyob hauv ib puag ncig hnav.
Mechanical Properties ntawm 1.2379 Tool Steel
| Khoom | Tus nqi zoo (Annealed) | Hardened Mob |
|---|---|---|
| Hardness | ≤ 255 HB | 58-62 HRC |
| Tensile zog | 700-950 MPa | Mus txog 2000 MPa |
| Compressive zog | - | Siab |
| Impact Toughness | Nruab nrab | Nruab nrab |
Nco tseg:
- Tom qab kev kho cua sov thiab tempering, cov hlau ua tiav qib siab hardness mus txog 62 HRC.
- Khaws hardness mus txog 425 ° C, ua rau nws haum rau high-load thiab high-ceev daim ntaub ntawv.
Kev kho cua sov ntawm 1.2379 / D2 Tool Steel
Kev kho cua sov txheej txheem cuam tshuam rau kev ua haujlwm ntawm D2 cuab yeej hlau.
1. Annealing
- Kub:850-900 ° C
- Cua txias:Rauv txias ntawm max. 10 ° C / teev rau 600 ° C, ces cua txias.
- Lub hom phiaj:Txhawm rau txo cov kev ntxhov siab sab hauv thiab npaj rau machining.
2. Hardening
- Preheat:650-750 ° C
- Austenitizing:1000-1040 ° C
- Quenching:Cua, nqus tsev los yog roj
- Nco tseg:Tsis txhob overheating uas yuav ua rau grain coarsening.
3. Tempering
- Qhov kub thiab txias:150-550 ° C
- Lub voj voog:Feem ntau 2 lossis 3 lub voj voog tempering
- Qhov kawg Hardness:58 - 62 HRC nyob ntawm qhov kub thiab txias
Cov txheej txheem tempering kom toughness thiab txo brittleness tom qab quenching.
Daim ntawv thov ntawm 1.2379 Tool Steel
1.2379 cov cuab yeej steel yog dav siv rau:
- Blanking thiab xuas nrig ntaus tuag
- Xov dov tuag
- Txias extrusion tuag
- Kev tsim thiab stamping cov cuab yeej
- Yas pwm yuav tsum tau hnav tsis kam
- Muaj riam thiab hniav
Vim nws lub siab hnav tsis kam thiab ntug tuav, 1.2379 tshwj xeeb tshaj yog haum rau kev khiav haujlwm ntev thiab kev ua haujlwm siab.
Sib piv nrog Lwm Cov Cuab Yeej Hlau
| Qib Steel | Hnav Resistance | Toughness | Hardness Range (HRC) | Corrosion Resistance |
|---|---|---|---|---|
| 1.2379 / D2 | Siab heev | Nruab nrab | 58–62 : kuv | Nruab nrab |
| A2 | Siab | Siab | 57–61 : kuv | Tsawg |
| O1 | Nruab nrab | Siab | 57–62 : kuv | Tsawg |
| M2 (HSS) | Siab heev | Nruab nrab | 62–66 : kuv | Nruab nrab |
SAKYSTEELengineers feem ntau pom zoo 1.2379 qhov twg tooling yuav tsum muaj ob qho tib si stability thiab hnav tsis kam nyob rau hauv high-volume manufacturing.
Vuam thiab Machinability
1.2379 tsis pom zoo rau vuam vim nws cov ntsiab lus carbon siab thiab kev pheej hmoo ntawm kev tawg. Yog tias welding tsis tuaj yeem zam:
- Siv cov electrodes uas tsis tshua muaj hydrogen
- Preheat rau 250-300 ° C
- Kev kho cua sov tom qab vuam yog qhov yuav tsum tau ua
Machineability:
Machining 1.2379 nyob rau hauv nws cov mob annealed yog yooj yim dua tom qab hardening. Cov cuab yeej carbide raug pom zoo vim tias muaj cov carbide nyuaj.
Kev kho saum npoo
Txhawm rau txhim kho qhov tawv tawv thiab tiv thaiv corrosion, 1.2379 cov cuab yeej hlau tuaj yeem raug:
- Nitriding
- PVD txheej (TiN, CrN)
- Hard chrome plating
Cov kev kho mob no txuas ntxiv lub neej ntawm cov cuab yeej, tshwj xeeb tshaj yog nyob rau hauv cov ntawv thov kev sib txhuam.
Muaj daim ntawv thiab qhov ntau thiab tsawg
| Daim ntawv | Muaj Qhov Loj Loj |
|---|---|
| Round Bar | Ø 20 mm - 400 mm |
| Flat Bar / Phaj | Thickness 10 hli - 200 hli |
| Forged Block | Custom Sizes |
| Precision av | Ntawm kev thov |
Peb muab kev pabcuam txiav thiab kho cua sov raws li qhov xav tau ntawm qhov project.
Standards sib npaug ntawm1.2379 Tool Steel
| Lub teb chaws | Standard / Qib |
|---|---|
| Lub teb chaws Yelemees | TIAB SA 1.2379 |
| Teb chaws USA | AISI D2 |
| Nyiv | JIS SKD 11 |
| UK | IB BH21 |
| Fabkis | Z160 CDV 12 |
| ISO | X153CrMoV12 |
Qhov sib npaug no tso cai rau thoob ntiaj teb cov khoom siv ntawm cov khoom no nrog cov khoom zoo sib xws.
Xaus: Vim li cas Xaiv 1.2379 Tool Steel?
1.2379 / D2 cov cuab yeej hlau yog qhov kev xaiv zoo tshaj plaws rau kev siv cov cuab yeej ua haujlwm siab vim nws:
- Siab hnav tsis kam
- Dimension stability thaum kho cua sov
- Zoo heev hardenability
- Muaj ntau yam kev siv hauv kev lag luam
Rau kev lag luam uas xav tau kev ua haujlwm ntev, qhov tseeb, thiab cov cuab yeej siv tau zoo, 1.2379 tseem yog qib steel txhim khu kev qha. Txawm hais tias rau kev tsim khoom tuag lossis kev sib sau txias, nws ua haujlwm tsis tu ncua nyob rau hauv siab.
At SAKYSTEEL, peb lav qhov zoo tshaj plaws 1.2379 cov cuab yeej hlau nrog cov tshuaj lom neeg muaj pes tsawg leeg thiab nruj me ntsis kam rau ua. Tiv tauj peb rau cov khoom muaj, tus nqi, thiab kev pabcuam machining.
FAQs Hais txog 1.2379 Tool Steel
Q1: Dab tsi yog qhov siab tshaj plaws hardness ntawm 1.2379 tom qab kev kho cua sov?
A: Txog 62 HRC nyob ntawm quenching thiab tempering txheej txheem.
Q2: 1.2379 puas tuaj yeem siv rau hauv kev ua haujlwm kub?
A: Tsis yog, nws yog tsim los rau kev ua haujlwm txias.
Q3: Puas yog D2 hlau nplaum?
A: Yog, nyob rau hauv nws hardened mob, nws yog ferromagnetic.
Q4: Dab tsi yog lwm txoj hauv kev rau 1.2379?
A: A2 thiab M2 cov cuab yeej steel feem ntau siv nyob ntawm qhov toughness lossis kub hardness xav tau.
Post lub sij hawm: Jun-25-2025