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2A12 Aluminium Forged Tube rau Aerospace

2A12 Aluminium Forged yeeb nkab yog tsim los ntawm 2a12 alloy alloy, uas yog tus cwj pwm zoo thiab kev siv tshuab hluav taws xob ntxiv rau ntau cov ntawv thov kev lag luam.

Xa kev nug

1.} Cov Khoom Siv Cov Khoom & Aerospace Forging Txheej Txheem

2A12 (AA2124) Cov tub ntxhais kawm qib kawm ua kom ua tiav nrog Ams 4157, form-t {{{{7} piv rau kev siv lub zog-tseem ceeb sib xyaw:

Alloy Scienceistry:

Tooj liab (Cu): 3.8-4.9% (tseem muaj ntxiv dag zog)

Magnesium (MG): {1.2-1.8% (nag lossis daus ua kom tawv)

Manganese (MN): 0.30-0.9% (grain refinement)

Cov khoom siv hauv paus:

Aluminium (Al): Ntau dua lossis sib npaug rau 92.5% (tshuav nyiaj)

Kev tswj kev impurities:

Hlau (FE): tsawg dua lossis sib npaug rau 0.30% Max

Silicon (si): tsawg dua los yog sib npaug rau 0.50% Max

Zinc (Zn): Tsawg dua lossis sib npaug rau 0.25% Max

Titanium (ti): tsawg dua lossis sib npaug nrog 0.15% Max

Precision Zam Txim Raws Txoj Cai:

Cov cua sov ua ntej: {390-430℃hauv qab thaiv

Isothermal forging: {{{}}℃± 10 degree

Txo cov sib npaug: 5: 1 yam tsawg kawg

Txoj Kev Tswj Tus Nqi Tswj Tus Kheej: 0.1-3} sec⁻¹

Grain Flow Txheej txheem: Ntev ± 5℃sib txawv

Xovxwm Yuav Tsum Tau: 12, 000-40}, 000 nyhav ib tuj hydraulic

Tom qab kev Forging Thermal - Kev Nyuaj Siab Equaization ntawm 250 Degree / 2hr

Tso cai rau Nadcap AC7102 rau kev zam txim rau kev zam txim nrog tag nrho cov phiaj xwm digital ib as9100 tus qauv.

{{02.} kev ua haujlwm hauv aerospace kev pab cuam

Ntiag tug	Forged T6 Tauj	Extruded baseline	Aerospace Txuj
Qhov kawg tensile lub zog	440-470 mpa	400-430 mpa	ASTM E8
Yield zog (RP0.2)	290-330 mpa	260-290 mpa	ASTM E8
Elongation (%)	10-15%	7-12%	ASTM E8
Txhab Fractness Fougy Kic	38 mpa√m	32 mpa√m	ASTM E399
Qeeb zog lub zog (10⁷)	145 MPa	120 MPA	ASTM E466
Lub zog khawm	420 MPA	380 MPa	ASTM E9
Kev ntxhov siab ntxhov siab (100hr / 100 degree)	180 MPa	150 MPa	ASTM E139
Xyooj lub zog	620 mpa	570 MPA	ASTM E238

Lub zog loj dua anisotropy piv (L / T=0.85) muab}% ntau dua extrusions nyob rau hauv tis vertions daim ntaub ntawv.

3. Kev Kho Mob & Microstration Kev Tswj Xyuas

Aerospace T6 Kho:

Kev Kho Mob: 495 Degree ± 5℃rau 1-2 teev

Kev tswj hwm cua:<20ppm oxygen

Quenching: Polyvinyl pyrrolidone tov (40% conc)

Quench rate: >170℃/ sec ntawm cov tub ntxhais

Kev ruaj khov: {-55℃cryogenic tuav / 3hr

Kev laus: 190℃/ 12hr + 160℃/ 10hr duplex laus

Microstructural nta:

Lis loj: Astm 8-9 (10-20 μm)

Precipitate qauv: s '(al₂cumg) theem tseem ceeb

Kev siv kev ntxhib los mos: 3.0-4.5} random ntau npaug

Dislocation Qwj: 8 × 10¹⁰ / cm²

Ntu faib:

Al₂cu hais: 0.3-0.8 μm

Al₂cumg hais: 20-50 nm

Recrystallization:<5%

4.} Aerospace-Qeb Kev Ua Ntej

Chaw ua uas tsis tau haus	Cov Qauv Qeb	Davhlau tseem ceeb	Cov kev tswjfwm tshwj xeeb
Txheej hauv lub taub	20-450 hli	± 0.02% od	Elliptical cross-ntu
Phab Ntsa Thickness	1.5-25 hli	3% wt	Kuj tsis paub meej tuab phab ntsa
Qho ntev	1-10 m	{{0+0 / -0.8 hli	Txog li 15m ntu
Kev tuag tuag tuag tuag	Tsawg dua los yog sib npaug rau 0.4%	Tsawg dua los yog sib npaug rau 0.15% rau cov actuatators	-
Ncaj	0.5 hli / m	0.1 hli / m (hydraulic)	-
Phab ntsa khiav tawm	Tsawg dua los yog sib npaug rau 0.3% tir	Tsawg dua los yog sib npaug rau 0.1% TIR (roj tshuab)	-

Aerospace Kev Tsim Kho Kev:

Tig forging rau nyias-phab ntsa ntu

Mandrel ntws txoj kev

Isothermal nias forging

Ntiv nplhaib rolled flange kev sib xyaw

SuperPlastic forming rau cov qauv nyuaj

5. ib puag ncig txoj kev ruaj khov hauv cov xwm txheej davhlau

Huab cua	Kev ntsuas kev ua haujlwm	Kev tsis muaj kev txheeb xyuas kev ntsuas	Lub puab tsaig Systems
Altitude Cycling	Zoo tshaj	<0.001% dimensional change	Passivation ib teev 2470
Cov kua dej ua kua rau hydraulic	Chav Kawm A	0.05 hli / yr yaig	Ntshav hluav taws xob elecma electrolytic oxidation
Dav hlau roj	Zoo	Qhov hnyav nce<0.5 mg/cm²/yr	Electroless npib tsib xee
Kev caij tsheb kauj vab thermal	Zoo tshaj	ΔCTE sib phim rau kev sib xyaw	Graded Thermal Barriet
Icing tej yam kev mob	Zoo	Qaug zog debit<8%	Anti-icing txheej

DA ESTHANCEMEMEMS:

Chromic Acid Anodizing: 8-15 μm tuab

Kev Kho Mob Tiodize®: Khoom-Zaj Duab Xis Lubricant

HVOF WC -10 Pe: 1200 HV50 tiv thaiv

Hermetic Sealing: vapor-tso siio₂ txheej

{{0 {}} Machining rau Aerospace Cheebtsam

Kev phais	Tuam Txhab Tshwj Xeeb	Tsis	Cov Khoom Siv Dav Hlau
Precision Thow	Pob zeb diamond-coated carbide	{{0180-250 m / min, 0.05mm / Rev	Tsaws iav thooj voos kheej kheej
5- Axis Milling	Nano-Composite Sialn Cov Cuab Yeej	500-700 m / min	Koojtis tav fittings
Rab phom drilling	Coolant-foll carbide	30-50 m / min	Roj Txhaj Ntsia
Xov sib tsoo	CBN log	10-15 m / min	Cav mount Xov
Lub ncov roob	PCD Cov Cuab Yeej Ua	80-120 m / min	Hydraulic Manifold Cov Ports

Machining Zoo:

Deg tas: Ra 0.1-0.4 μm tiav lawm

Cryo-machining kev txhim kho:

Tuam Lub Neej Lub Neej: +250%

Residual kev ntxhov siab: compressive profile

EDM muaj peev xwm: ruaj khov nrog tooj liab-tungsten electrodes

Qhov seem ruaj khov: ± 0.005mm / m tom qab machining

7.} Aerospace Koom Tes Tshuab

Kev sib txhuam ua kom cov lus tsis sib xws:

Tuam Tsim Tsim: WC-CO SCRLED XAV

Kev sib hloov: {600-900 rpm

Traverse: 80-200 hli / min

Down Force: {12-20 kn

Weld Zoo:

UTs Efficiency: 95% Niam Txiv Hlau

Kev Ua Haujlwm Quaj: 90% Cov Khoom Siv Hauv

Lwm txoj hauv kev:

Laser Beam Vuam:

Lub Zog: 4-6 kw

Kev nrawm: 2-5 m / min

Wrielding: Kab hlau Helium Pelium Rhuav

Adhesive Bonding:

Epoxy Polyimide Zaj Duab Xis: 25 MPa Shear ntawm 150 Qib

Npaj Prep: Sol-Gel Kho

Mechanical Fastening:

Hi-Lite® Collars: 160-} ksi shear lub zog

LockBolt Systems: Kevcai tiv taus 2000z

{{08. cov cev lub cev rau kev davhlau

Ntiag tug	Tus nqi	Aerospace qhov tseem ceeb
Ceev	2.78 g /m³	30% dua dua li titanium
CTE ({20-150 degree)	22.7 μm / Mhas kawm	Sib phim rau cov pa roj carbon composites
Thermal conductivity	138 W/m·K	Avionsics txias ua haujlwm
Hluav taws xob tiv thaiv hluav taws xob	44 nΩ·m	EMI Shielding effenenessess
Elastic modulus	73 GPA	Tis Flex Txhim Kho
Damping muaj peev xwm	0.003	Kev co attenuation
Sib Nqus Tau	0.72×10⁻⁶	Tsis muaj kev cuam tshuam nrog sensors
Cryogenic Tougness (-196 degree)	42 mpa√m	LH2 / LEX System Compatibility

9. Cov ntawv pov thawj zoo & kev ua pov thawj aerospace

Tsis yog-kev tshuaj xyuas kev puas tsuaj:

Phased array ut: 15mHz probes (ntes 0.3mm flaws)

X-tshav Tomography: 500m voxel daws teeb meem

Eddy tam sim no array: 0.2 hli nrib pleb

THEMPORCIC SECPRESSION: 2μm kev daws teeb meem

Residual Kev Nyuaj Siab Mapper: XRD nrog 10μm chaw loj

Daim Ntawv Pov Thawj Ntsuas Kev Ntsuas:

Qaug Quaj: 10⁹ voj voog muaj peev xwm

Creep Ntsuas: 10, 000} hr / 150 degree

SCC Threshold: >120 MPA rau ASTM G47

Flammability Kuj: FAR 25.853 Ua Raws

Outgassing:<1.0% TML, <0.1% CVCM per ESA ECSS

Kev Lag Luam Pom Zoo:

As9100 Aerospace Tswjhwm Tswjhwm

Nadcap AC7117 NDE cov txheej txheem tshwj xeeb

Mil-f-83142 Kev Zam Txim rau Daim Ntawv Pov Thawj

Easa 21G Kev Tso Cai Ntau Lawm

ITar rau npe ua raws cai

10.} Qhov Kev Siv Aer

Thawj lub aerospace siv:

Tsaws Iav Torque Txuas Txuas

Nyoob hoom qav taub rotor shafts

Hydraulic Actuator Cov Hniav Hydraulic

Missile commerters

Spacecraft qauv trusses

Dav hlau tshuab Compressor

Tis nrov plig plawg

Davhlau tswj kev sib txuas

Ntim & tuav:

Nitrogen-purged vci foil wrapping

DesicCant-tswj cov thawv

Tsis-Cim Nylon Slings Tuav

Cov kev sib dhos huv si sib dhos

AS6081 kev tiv thaiv cuav

Cim npe nrov: 2A12 Txhuas Forged Tube Rau Aerospace, Suav 2A 2A 2A 2A 2A 2A 2A 1A