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5083 Aluminium Forging Yeeb Nkab Rau Tubrog nkoj

5083 Alloy Alloy yog lub siab Magnesium alloy nrog lub zog zoo, corrosion tsis kam, thiab machinys ua kom zoo.

Xa kev nug

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

5083 Marine-qib aluminium zam txim kav tso cai nrog ASTM B247, en {{4 4}}-121} Tus txiv neej rau dej hiav txwv Corrosion:

Tseem Ceeb Alloying Ntsiab:

Magnesium (MG): {4.0-4.9% (txhim kho lub zog thiab corrosion tsis kam)

Manganese (MN): {0.4-1.0% (tswj cov qauv nplej)

Chromium (CR): {0.05-0.25% (txhim kho kev ntxhov siab corrosion tawg tsis kam)

Cov khoom siv hauv paus:

Aluminium (Al): Ntau dua lossis sib npaug rau 93.5% (tshuav nyiaj)

Impregent txwv:

Hlau (FE): tsawg dua lossis sib npaug rau 0.40% Max

Silicon (si): tsawg dua lossis sib npaug rau 0.40% max

Tooj liab (Cu): tsawg dua los yog sib npaug rau 0.10% Max (tseem ceeb rau marine corrosion)

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

Tubrog Nkoj-Qhia Txog Forging:

Preheating: {380-420℃hauv kev tswj cov cua sov cua sov

Forging tsis muaj:

Kub Ntau Yam: 320-380 degree

Txo cov sib npaug: ntau dua los yog sib npaug rau 3: 1 (lav cov khoom siv qoob loo)

Qis tus nqi: {1-10 s⁻¹

Directional Lis Flow: Kev qhia ntev ntev ± 8 degree

Ntau hom kev qhia forging: Peb-axis hydraulic presses (15, 000-30}, 000} tons)

Kev Kho Mob Tom Qab:

Kev tswj kom txias: 30℃/ min max max txias tus nqi

Ncaj taub hau thev taus: tsawg dua los yog sib npaug rau 0.5mm / m

Muaj ntawv pov thawj rau DNV GL GL OS F101 thiab cov qauv ABS

{{0 {}} cov khoom siv mechanical hauv marine tej yam kev mob

H116 / H321 Tempers muab cov dej hiav txwv zoo tshaj plaws:

Ntiag tug	H116 Tauj	H321 Tauj	Kuaj Tus Qauv
Lub zog tensile	275-350 mpa	300-370 mpa	ASTM E8
Yield zog (RP0.2)	125-185 mpa	215-265 mpa	ASTM E8
Elongation nyob rau hauv seawater	16-22%	10-16%	ASTM G44 / G49
Txhab Fractness Fougy Kic	35 mpa√m	30 mpa√m	ASTM E399
Corrosion Lwj Rog Laus	110 MPa (10⁷ CYC)	140 MPa (10⁷ CYC)	ASTM E466
Kev cuam tshuam cov tawv (-40 degree)	35-45 J	28-35 J	ISO 148
Kev ntxhov siab corrosion pib	100 MPa	150 MPa	ASTM G64
Pej thuam tseem ceeb	65 Degree	75 degree	ASTM G48

Tswj hwm ntau dua los yog sib npaug rau 80% cov khoom siv tshuab tom qab 20- xyoo dej hiav txwv ntawm t}

3. Kev Kho Mob Kub & Microstructure

Tshwj xeeb kev npau taws rau cov ntawv thov marine:

H116 Cov Txheej Txheem Ruaj Khov:

Kev Kho Mob: 415 Degree ± 10℃rau 1.5-3 teev

Rapid Water Quench: Cooling rate >100 Qib / Sec

Stabilization: 150℃rau 4 teev {+ 100℃rau 12 teev

H321 Ua Haujlwm Cov Txheej Txheem Ua Haujlwm:

Kev tswj tuav Rolling ntawm 250-300℃nrog 15-25}}} thickness txo

Kev ruaj khov kawg: 120 Qib / 8 teev

Cov yam ntxwv microstructural:

Lis loj: Astm 6-8 (15-35 μm)

InterMetallic Kauj Ruam: Al6 (MN, FE) dispersids ({{1} μm)

Ntu faib:<5% β-phase (Al3Mg2)

Dislocation Qwj: 5 × 10⁹ / CMO (H321)

Lis Ciam Alternorate Them Nyiaj Txiag:<25nm continuous

{{0 {}} qhov ntev & marine-tshwj xeeb kev teeb tsa

Chaw ua uas tsis tau haus	Cov Qauv Qeb	Lub Nkoj Nkoj Daus	Cov Khoom Tshwj Xeeb
Txheej hauv lub taub	50-1200 hli	± 0.1% OD	Oval / duab plaub
Phab Ntsa Thickness	6-80 hli	{{0+10% / -5% wt	Tapered / nkag mus
Qho ntev	3-18 m	{{0+5 hli / -0 hli	Mus txog 30m coiled
Kev tuag tuag tuag tuag	Tsawg dua los yog sib npaug rau 1.0%	Tsawg dua los yog sib npaug rau 0.3% rau risers	-
Khoov tshuab hluav taws xob	1.5 × od	1.0 × od nrog manrel	-
Ncaj	1.0 hli / m	0.3mm / m (siab (siab-siab)	-

Tubrog nkoj fabricholies:

Kaw-tuag forging rau complex flanges

Radial Forging rau Uniform Phab Ntsa Thickness

Yob khoov rau Hull nkag

Kev Ua Rau Cov Kev Sib Tw Tshwj Xeeb

CNC Ntiv Nplhaib Rolling Rau Cov Ntawv Manifold

{{05. corrosion kev ua tau zoo hauv cov av marine

Raug cov mob	Corrosion tus nqi (hli / yr)	Kev sim ncua sijhawm	Kev Tiv Thaiv Txoj Kev
Cais Zone (tidal)	0.01-0.03	5-} xyoo kawm	Xyoo 200μm Hvof Txheej
Dej hiav txwv immersion	0.02-0.05	ASTM G31	Cathodic Kev Tiv Thaiv
Av nkos cheeb tsam	0.005-0.015	ISO 11306	PE 3- txheej txheej
High-velocity seawater (4m / s)	0.03-0.08	ASTM G119	Kev Hluav Taws Xob
Marine cua	0.001-0.003	ISO 9223	Anodizing (AA25)

Kev Tiv Thaiv Marine Advanced Systems:

Anodic kev tiv thaiv:

Zinc Hlaws Cov Nruab Nrab Ib DNV-RP-B401

Aluminium-Zinc-Indium Anyoy Anodes

Txheej:

Tsom iav Epoxy: {500-1000 μm DFT

Ua kom zoo Cathodic Kev Tiv Thaiv (ICCP)

Hlau Txau:

85/15 zinc-txhuas tshuaj tsuag (150-250 μm)

Hauv Tshuab:

High-Density Polyethylene (HDPE) hauv ob sab phlu

Elastomeric Polyurethane Cov Ntaub Ntawv

{{0 {}} tev rau cov tub rog

Kev phais	Lub cuab yeej	Tsis	Cov Kev Siv Marine
Underwater Txiav	Cias Nplaum	90-120 m / min pub	Kho tej haujlwm
Lub qhov tob tob drilling	Carbide Gundrills	30-50 m / min, peck voj voog	Hydraulic Cov Nqe
CNC Milling	Tialn coated cuab yeej	400-600 m / min	Flange Machining
Tab tom	Muab Kauv Cov Taps	15-20 m / min	Cov yeeb nkab sib txuas
Laj laj li	Damped boring tuav	100-200 m / min	TRABERAJ TSHUAB

Machining Tej Yam Khoom:

Built-up ntug kev: tsawg (qib b ib hoo 3685)

Nto tas ua tiav: ra 0.8-3.2 μm

Kev txiav tawm cov kua: Cov soluble-soluble synthetics (pH 8.5-9.0)

Ntiav tswj: Zoo heev - siv chips txuas ntxiv

Tuam Lub Neej Lub Neej: 70% ntev dua li cov khoom siv hlau

{{0 {}} marine vuam & koom nrog thev naus laus zis

Pom zoo Vuam cov txheej txheem:

Gmaw-p (pulsed Mig):

Muab tub lim: ER5183 / ER5356

Kev thaiv cov roj: ar +30% nws

Cov tswv yim tshav kub: tsawg dua los yog sib npaug rau 1.2 KJ / hli

Kev sib txhuam do vuam:

Cuab Yeej Teb: 400-600 rpm

Traverse Ceev: 100-300 hli / min

Axial quab yuam: 15-35 kn

Hom tseem ceeb:

Dab tshos pob qij txha:

{{0 {}}℃bevel kaum

Muab ob npaug rau ob sab vuam rau tag nrho kev nkag mus

Neeg Kho Tshuab Couplings:

Vicaulic-style Grooves

316L stainless hlau clamps

Adhesive Bonding:

Epoxy Polysulfide Luv

25-35 mpa mpa ci shear zog hauv dej hiav txwv

8. cov cev nqaij daim tawv

Ntiag tug	Tus nqi	Marine tseem ceeb
Ceev	2.66 g / cm³	35% sib dua dua li cov hlau
Thermal conductivity	117 W/m·K	Cryogenic Daim Ntawv Thov
Hluav taws xob tiv thaiv hluav taws xob	49 nΩ·m	Xob Laim Tiv Thaiv
Melting ntau	570-640 degree	Kev Ntsuam Xyuas Hluav Taws Kub Kev Nyab Xeeb
Modulus ntawm elasticity	71 GPA	Cov qauv hloov pauv
CTE ({20-100 degree)	23.8 μm / Mees Qhaj	Thermal nthuav dav tswj
Sib nqus permeability	1.000022	Degaussing Systems
Acoustic impedance	17.5 Mrayl	Sonar Transparency

9. Daim ntawv pov thawj thiab kev kuaj xyuas

Cov ntaub ntawv pov thawj nruj

Kev Kuaj Corrosion:

Exco kuaj ib astm G34

1000hr ntsev tsuag ib astm b117

Galvanic corrosion kev ntsuas ib astm g71

Kev Kuaj Neeg Kho Tshuab:

Puv-teev Hydrostatic Testing (6, 000 psi)

Charpy v-imch kuaj ntawm -196 degree

NDE yuav tsum tau ua:

Caw Kaw Lus Us Nrog Tofd Muaj Peev Xwm

Digital Radorography ib thiab 13068

Hloov pauv kev ntsuas txuas tam sim no

Tubrog nkoj Marine

DNV GL HOM PHEM Daim Ntawv Pom Zoo Daim Ntawv Pov Thawj

ABS Marine Nkoj Kev Pom Zoo

Lloyd Cov Ntawv Sau Npe Marine tiv Daim Ntawv Pov Thawj

Norsok M650 Tsim Nyog

Mil-dtl -24196 rau cov tshuab xa nkoj

FDA Subcapter D - Cov Khoom Noj Hauv Galleys

10. Daim ntawv thov hauv marine engineering

Thawj cov ntawv thov marine:

Offshore platform tsim cov tswv cuab

Dej hiav txwv txias yeeb nkab tshuab

Tubrog nkoj riser tshuab

Kua roj roj (Lng) hloov cov kab

Cajmeem Kev Tswj Dej System

Naval ntshaus superstructures

Subsea umbilical conduits

Desalination Cog Cheebtsam

Tuav & Ntim:

VCI polyfilm Wrapping + Desiccant

Ntoo crates nrog ISO cim

Nqaum Corrosion Tiv Thaiv Txheej Txheem Txheej

Daim ntawv pov thawj seaworthiness rau dej hiav txwv thauj

Cim npe nrov: 5083 Aluminium Forging Yeeb Nkab Rau Tubrog Tubrog nkoj, Suav 5083 Aluminium Forging Yeeb Nkab Rau Cov Tubrog Nkoj Tubrog Rau Marrine, Lwm Tus Neeg, Hoobkas