— 02 / Services

# Service by vessel.

Explore mechanical, electrical, inspection and supply services. Share the equipment model, port and vessel schedule so our team can assess scope, availability and the documents relevant to your project.

[Prepare an enquiry](https://v0-preview-mu-seven.vercel.app/en/contact#inquiry) [Urgent support · +852 6393 0630](tel:+85263930630)

— Explore our services

## Find the support your vessel needs.

### Laser cladding & component repair

Explore repair applications, the six-stage laser cladding workflow and inspection scope. Assess suitability against material, damage and procedure requirements.

[View page](https://v0-preview-mu-seven.vercel.app/en/laser-cladding)

### Main-engine, auxiliary-engine & control repairs

Main and auxiliary engine overhaul, on-site boring, laser alignment, crankshaft renewal and electrohydraulic testing, assessed for the engine and vessel schedule.

[View page](https://v0-preview-mu-seven.vercel.app/en/engine-repair)

### Bow-thruster overhaul & seal services

Bow-thruster overhaul, supervision, shaft-seal bonding and blade-seal replacement, assessed against the equipment and port or drydock arrangements.

[View page](https://v0-preview-mu-seven.vercel.app/en/bow-thrusters)

### Plate heat-exchanger service & supply

Maintenance for plate heat exchangers, heat-transfer plates and gaskets, and complete replacement units, assessed by model and operating requirements.

[View page](https://v0-preview-mu-seven.vercel.app/en/heat-exchangers)

### IHM remediation & asbestos-related services

Discuss onboard hazardous-material identification, IHM remediation and asbestos-related work, with personnel, credentials and scope confirmed before the project.

[View page](https://v0-preview-mu-seven.vercel.app/en/ihm-asbestos)

### Marine spares, stores & cruise supplies

Machinery, electrical and deck spares, ship stores, safety-equipment requirements and cruise hotel supplies, checked against references and delivery needs.

[View page](https://v0-preview-mu-seven.vercel.app/en/supplies)

### Drydock, inspection & technical support

Pre-dock specifications, drydock assistance, condition and pre-purchase inspections, systems support and cruise requirements, scoped by task and deliverables.

[View page](https://v0-preview-mu-seven.vercel.app/en/technical-support)

SPOTLIGHT · 01

![Laser cladding workshop](https://v0-preview-mu-seven.vercel.app/assets/img/workshop-3-960.webp)

— DNV-Approved WPS GOMOLCR-1

## Laser cladding, at class grade.

Laser cladding for worn component surfaces, using the documented WPS GOMOLCR-1 process and Hoganas Rockit 401 powder. The repair method, material compatibility and acceptance criteria are confirmed against the component condition and applicable project requirements.

[Discuss a component repair](https://v0-preview-mu-seven.vercel.app/en/contact?service=laser#inquiry) [View procedure documents ↗](https://v0-preview-mu-seven.vercel.app/en/capabilities)

Process

521

ISO 4063 · laser cladding

Powder

Rockit 401

Fe-based · Hoganas

Heat input

0.20–0.25

kJ / cm

Layer

1.2

mm · single layer

Preheat

180 °C

min · air cooled

Equipment

LDM 3000

Laserline · OTS-5 head

— 01 / Mechanical · Hydraulic

Mechanical
& Hydraulic

main / aux engine · bow thruster · hatch cover · steering · cranes

Main-engine overhaul & PMS

WinGD · MAN-ES · Wärtsilä

Auxiliary engine overhaul

aux engine

Generator service

marine alternator

Bow-thruster overhaul

Nakashima · Kawasaki · LIPS

Stern-tube seal bonding

seal repair

Steering gear service

steering

Ship cranes

deck crane

Hatch-cover overhaul & supervision

hatch cover

Windlass service

anchor handling

Controllable-pitch propellers

CPP

— 02 / Electrical · Automation

Electrical
& Automation

switchboards · breakers · automation · FFE / LSA

IMCOS / MRC systems

integrated marine control

Automation system

monitoring & alarm

Remote-control system

engine remote

Switchboard service

distribution board

FFE / LSA

fire-fighting · life-saving

Alfa lubricating system

Alfa lub

Main-engine pneumatic system

automation & pneumatic

AC breaker service

ACB / VCB

— 03 / Agency · Survey

Agency
& Survey

drydock · damage · sale & purchase

Drydocking agency

yard supervision

Sale & purchase inspection

S&P

Damage survey

casualty

Retrofit installation supervision

retrofit

Energy-saving device installation

MEWIS Duct · PBCF · VFD

Thermography imaging

infrared

Bearing vibration measurement

condition monitoring

IHM / ACM removal

certified asbestos removal

— 04 / Supply

Spare-parts
Supply

main-engine · electrical · cruise hotel

Main-engine piston & liner

main-engine spares

Lashing material / ISO sockets

DNV TA TAS00004HE

Deck crane / hatch-cover spares

Polypad · pads

Boll / Alfa Laval / Oceansaver filters

filter elements

ABB / Schneider / Siemens breakers

circuit breakers

Navigation & comms spares

nav · comms

BWTS control system spares

ballast water treatment

Cruise hotel parts

escalators · lighting · furniture · carpets

— Three desks, three industries

## Marine · Offshore · Cruise.

— 01 / Marine team

Marine

Serving ship managers, charterers and owners. Technical service, survey, consulting, brokerage. Worked with SEASPAN, FLEET, AESM, BSM, MSC, ONE and other top owners.

[tech@grand-ocean.hk](mailto:tech@grand-ocean.hk)

— 02 / Offshore team

Offshore

Serving GOPLAT and China's offshore wind sector. Drilling-platform technical support and wind-farm O&M support.

[tech@grand-ocean.hk](mailto:tech@grand-ocean.hk)

— 03 / Cruise team

Cruise

Technical service, instrument calibration, water analysis, hotel parts and technical supply for COAST, Carnival Maritime and other cruise operators.

[cruise@grand-ocean.hk](mailto:cruise@grand-ocean.hk)

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Canonical page: https://v0-preview-mu-seven.vercel.app/en/services
Language: en