CELEBRATING 20 YEARS OF EXPERIENCE IN SHIP REPAIR

14 OREL STR.

, 9003 VARNA,

BULGARIA TEL.: +359 52 370 403

FAX: +359 52 370 406

OFFICE@VARNAMARITIME.COMMETALOCK@VARNAMARITIME.COM

WWW.VARNAMARITIME.COM

EASY TO FIND US…

VARNA MARITIME LTD.

14 OREL STR.

9003 VARNA 

BULGARIA 

TEL.: +359 52 370 403

FAX: +359 52 370 406

OFFICE@VARNAMARITIME.COM

METALOCK@VARNAMARITIME.COM 

WWW.VARNAMARITIME.COM

OUR TEAM CONSISTS OF  EXPERTS IN THE FIELD OF 

INTEGRATED SHIP REPAIR  SERVICES WHO CAN OFFER  EVERY DEMANDING CLIENT  FLEXIBLE TECHNICAL 

SOLUTIONS AT COMPETITIVE  INTERNATIONAL PRICES. 

TOGETHER WE COMBINE  TECHNOLOGICAL KNOWLEDGE 

AND EXPERIENCE IN  SHIPBUILDING AND SHIP 

REPAIR. THIS GIVES US A BETTER  INSIGHT INTO

THE INDIVIDUAL 

REQUIREMENTS OF EACH  SINGLE CLIENT AND ENABLES US 

TO PROVIDE MORE EFFICIENT  SHIP REPAIR SERVICE. 

THE COMPANY IS FOUNDED IN 1991 AND DURING ITS FIRST  YEARS IT

PERFORMED MAINLY EMERGENCY REPAIRS OF VESSELS 

ON‐SITE. 

ABOUT US IN BRIEF

SINCE 1996 THE COMPANY IS ENGAGED WITH DOCK AND CLASS  REPAIRS OF

VESSELS UP TO 40 000 DWT AND TAKES A 

SUBSTANTIAL PART OF THE SHIP REPAIR MARKET IN BULGARIA.

IN 2005 “VARNA MARITIME”

LTD. JOINS МETALOCK  INTERNATIONAL ASSOCIATION AS A MEMBER.

THE COMPANY HAS SUCCESSFULLY COMPLETED OVER 180 CLASS  AND DOCK REPAIRS OF VESSELS OF 3000 TO 40

000 DWT.

P O R T F O L I OP O R T F O L I O

•HULL AND WELDING SERVICES

• PIPING SERVICES

• ELECTRICAL SERVICES

•MECHANICAL REPAIRS

•

PAINTING AND CARPENTRY  SERVICES

•METALOCK REPAIRS

• FACILITIES

HULL AND WELDING SERVICES

THE COMPANY PERFORMS DIFFERENT TYPES OF 

HULL AND WELDING OVERHAULS, FABRICATION 

OF LARGE VARIETY OF SHIP DETAILS: 

VENT PIPES AND VENT HEADS HEADS FOR BALLAST TANKS ACCESS & EMERGENCY HATCHES EL. BOXES & FIRE LOCKERS COVERS FOR HEAT EXCHANGERS DOORS & LADDERSFUNNEL PLATING FROM ZINC PLATE GRATINGS & BED PLATESMANHOLES AND FLANGES COVERS AND SHIELDS FOR EL. MOTORS FABRICATION AND REPLACEMENT OF 

SECTIONS FOR EXHAUST GAS BOILERS HYDRAULIC BOXES REPAIR OF HATCH COVERS RND‐68 WATER JACKETS FOR SULZER ENGINE, 

ETC. 

PIPING SERVICES

VARNA MARITIME LTD. IS SPECIALIZED IN ALL 

KINDS OF PIPE REPAIRS:

OVERHAUL OF EXISTING PIPE SYSTEMS 

MANUFACTURING OF NEW SYSTEMS AFTER 

CLIENT’S DESIGN 

PRESSURE TESTS AND PIPE CLEANING, ETC.THE COMPANY OPERATES WITH DIFFERENT 

TYPES OF PIPES: 

• STEEL SEAMLESS

• COPPER

• BRONZE

• GALVANIZED

•HYDRAULIC 

•WIDE RANGE OF SIZES Ø 12 ÷ Ø 500 MM.

ELECTRICAL SERVICES

EL. CIRCUIT MEASUREMENTS (MEGA TEST); 

REPAIRS OF DIFFERENT TYPES 

OF EL. MOTORS, GENERATORS, 

REWINDING, BALANCING. 

FABRICATION OF EL. BOXES, 

NEW CABLE ROUTES AFTER 

CLIENT’S DESIGN.

MECHANICAL REPAIRS

OVERHAUL OF MAIN ENGINES, 

AUXILIARY DIESEL GENERATORS, 

PUMPS, REVERSE REDUCTION GEARS,

TURBOCHARGERS,

HEAT 

EXCHANGERS, AIR COMPRESSORS, 

VALVES, ME/ADG AIR BOTTLES; 

OVERHAUL OF ALL KINDS OF DECK 

GEARS –

WINDLASS, LIFE BOATS AND 

DAVITS, HYDRAULIC JACKS, CARGO 

CRANES, ETC.; 

OVERHAUL OF EXHAUST GAS 

BOILERS AND AUXILIARY BOILERS, 

SHAFTING; 

FABRICATION OF SUPPORTING 

ELEMENTS: BUSHES, STUDS, FLANGES, 

COUPLERS, NON‐STANDARD BOLTS 

AND SUPPORTS, RINGS, NIPPLES, 

ROLLERS, ETC. 

PAINTING AND CARPENTRY PAINTING AND CARPENTRY  SERVICESSERVICES

TREATMENT OF HULL / DECK / HOLDS 

/ TANKS / SUPERSTRUCTURE / 

ANCHOR CHAINS OF VESSELS WITH: 

HIGH PRESSURE WATER JET 350 

BARS 

GRIT – BLASTING UP TO SA 2.0 

STANDARD 

PAINT ‐

PAINTING BY HAND OR 

AUTOMATIC 

CLEANING OF TANKS FOR GAS‐FREE 

CERTIFICATION 

REPAIR OF CABINS (RENEWAL OF 

TERRACOTTA, FAIENCE, INSIDE 

DOORS, SCUTTLES), INTERIOR 

FURNISHING ON CLIENT’S REQUEST

UNITED KINGDOM

HJM MARINE LTD.

ADDRESS: 4 CHERRYWOOD WAY,

LITTLE ASTON, WEST MIDLANDS B74 4HZ BIRMINGHAM

TEL: + 44 121 353 2887 FAX: + 44 121 353 3151 MOBILE: + 44 7831 499848

E‐MAIL: INFO@HJM‐MARINE.COM

REPRESENTATIVESREPRESENTATIVES

CYPRUS

INTERGLOBE MARINET SERVICES  (IMS) LTD.

ADDRESS:

P.O.BOX 51483, CY 3506 LIMASSOL

TEL: +357 25 870 111 FAX: +357 25 733 337 E‐MAIL: IMARINET@LOGOS.CY.NET

BULGARIAN REGISTER OF SHIPPING

RUSSIAN MARITIME  REGISTER OF SHIPPING

GERMANISCHER LLOYD CERTIFICATION 

ISO 9001:2008

CERTIFICATIONSCERTIFICATIONS

MARINE CLUSTER  BULGARIA

VARNA MARITIME LTD. WAS 

ONE OF THE PIONEERS IN 

THE CLUSTER INITIATIVE IN 

BULGARIA AND A PROUD 

CO‐FOUNDER OF THE 

MARINE CLUSTER. 

BULGARIAN NATIONAL  ASSOCIATION OF 

SHIPBUILDING & SHIP

REPAIR

VARNA MARITIME LTD. JOINED THE ASSOCIATION IN 2005 AND IN 2011 THE COMPANY HOSTED 

MIA’s

59TH

ANNUAL GENERAL MEETING, SUMMING AN INTERNATIONAL ENGINEERING ELITE IN 

GOLDEN SANDS RESORT, NORTH OF VARNA, BULGARIA. THE EXCELLENT ORGANISATION OF 

THIS ESTEEMED SUMMIT WAS FOLLOWED BY THE ELECTION OF VARNA MARITIME’s

PROCURATOR Mrs. ILZE ATANASOVA AS A COUNCELLOR IN THE COUNCIL OF

MANAGEMENT 

OF THE ASSOCIATION.

M E M B E R S H I P SM E M B E R S H I P S

METALOCK REPAIRS

METALOCK METHOD IS USED FOR COLD 

REPAIRS TO CAST IRON/CAST STEEL AND NON‐

WELDABLE METALS.

THIS METHOD IS BASED ON LIMITATION AND 

LOCKING OF CAST CRACKS, AS WELL AS 

RECONDITIONING OF DAMAGED CASTS. 

A CRACK IN A CAST IRON COMPONENT IS 

LOCKED USING A KEY WHICH TAKES UP BOTH 

TENSILE AND COMPRESSIVE STRESSES. 

SCREWS CALLED METALACE ARE DRIVEN IN 

ALONG THE CRACK IN ORDER TO TAKE UP 

SHEAR STRESSES. 

THIS IS A COLD REPAIR PROCESS, SUPERIOR 

TO WELDING IN THE CASE OF CRACK SENSITIVE 

MATERIALS.

SSCHEME OF CONSTRUCTIONS RESTORATION BY METALOCK TECHNOLOGYCHEME OF CONSTRUCTIONS RESTORATION BY METALOCK TECHNOLOGY

1. DRILLING OF HOLES ACROSS A CRACK 2. CUTTING DOWN OF CROSSPIECES

SSCHEME OF CONSTRUCTIONS RESTORATION BY METALOCK TECHNOLOGYCHEME OF CONSTRUCTIONS RESTORATION BY METALOCK TECHNOLOGY

3. INSTALLATION OF KEYS 4. CAULKING THE UPPER KEY

SSCHEME OF CONSTRUCTIONS RESTORATION BY METALOCK TECHNOLOGYCHEME OF CONSTRUCTIONS RESTORATION BY METALOCK TECHNOLOGY

5. INSTALLATION OF SEALING STUDS ALONG THE CRACK 6. COMPLETE CAULKING

SSCHEME OF CONSTRUCTIONS RESTORATION BY METALOCK TECHNOLOGYCHEME OF CONSTRUCTIONS RESTORATION BY METALOCK TECHNOLOGY

7. CLEANING‐UP OF THE SURFACE 8. FULL SEQUENCE SET OF 

KEYS ACROSS A CRACK 

ADVANTAGES OF THE REPAIR BY THE METALOCK METHODADVANTAGES OF THE REPAIR BY THE METALOCK METHOD

WORK CAN BE, AND USUALLY IS, DONE ON SITE, WITH USUALLY A VERY GREAT SAVING 

IN TIME AND DISMANTLING. 

MAINTAINS THE ORIGINAL SURFACES. 

DAMPENS AND ABSORBS COMPRESSION STRESSES AND SPREADS TENSILE STRESSES IN 

THE CAST. 

DISTRIBUTES THE LOAD AWAY FROM FATIGUE POINTS. 

REDUCES THE INTERNAL STRESS VALUES TO MINIMUM, WHERE THESE WERE THE CAUSE 

OF THE FRACTURE, OR THE PARTIAL CAUSE. 

PROVIDES A LOW CO

EFFICIENT OF LINEAR AND THERMAL EXPANSION OF THE 

REPAIRED METAL. 

THE REPAIR BEING COMPLETELY COLD (UNDER THE TEMPERATURES OF METAL PHASE 

TRANSFORMATIONS) DOES NOT REQUIRE THE APPLICATION OF HEAT 

WHICH COULD, 

AND OFTEN DOES INTRODUCE NEW STRESSES. 

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Scheme of the repaired parts of the cylinder block and casing, using the

Metalock

method. Numbering follows the sequence of restoration process

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Broken

(old) detail

New detail

№1 Due to the failure that was the only part of the cylinder block suitable for further use.New detail

№1

was built in.(fig.1)

The broken

(old) detail and the new detail №1, fitted on the cylinder block body

(fig. 2)

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Surface preparation for embedding the new detail

№2 (fig. 3).

New detail

№2

Embedded new detail

№2. On the picture you can see the mounted

Metalock

locks on one of the surfaces. Next is mounting of packing studs

(fig.4).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Next stage of building in new detail №3 (fig.5).

View of the surface after the final processing for achieving flatness and roughness, allowing the proper tightness. (fig.6).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Stages of the process of embedment of new part

№4 in the casing (fig.7 and

8).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Completed

Metalock

repair and preparation works for mechanical treatment

(fig.9).

After completing the process for embedment of new detail №4, the surface, being in contact with the face of the cylinder block, was processed to flatness and roughness by means of the bridge

plate

(fig.10).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Preparation of the adjoining surfaces for embedment of new part

№5 (fig.11).

Built-in new part

№5 (fig.12).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Casing condition before beginning of repair works for embedment of new part

№6 (fig.13).

Preparation of adjoining surfaces and alignment of new part

№6 to the casing body

(fig.14).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Completed

Metalock

repair for the that section of the casing body

(fig.16).

Stage of the repair for embedment of new part

№6 (fig.15).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Preparation of adjoining surfaces for embedment of new part

№7

(fig.17).

Aligned and ready for embedment new part

№7 (fig.18).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Final repair works for the already embedded new part

№7 (fig. 19 and

20).

Repair of cylinder block and casing of main engine МАК

by METALOCK method

Repair was performed

–

in the workshopMetalock

material

–

M004, М005, M006, М008, М009 and

M010

Embedment of new parts

–

yes

(7 pcs)Wall thickness

–

(18÷35) mm.

Number of seams

–

12 pcsTotal length of seams

–

12215

mm.

Duration of repair

–

20.04.2007

÷

22.05.2007

After completing the embedment of all new parts on casing and cylinder block bodies, the repaired surface was grinded for achieving the necessary flatness and roughness for the next machine processing. All holes were restored for the proper mounting of the engine

components

(fig.21).

F A C I L I T I E SF A C I L I T I E S

TO PERFORM ITS SHIP REPAIR ACTIVITIES VARNA MARITIME LTD. USES BERTH AND DOCK FACILITIES

OWNED

BY FLOTSKI

ARSENAL SHIP

REPAIR YARD. 

THE DOCK PARAMETERS ARE AS FOLLOWS : 

FLOATING DOCK 

1

LENGTH 155 M

BREADTH 22,8 M

MAX DRAFT OF THE REPAIR BERTH 8,7 M

CRANES ‐

2 PCS X 5 T

LIFTING CAPACITY 7500 T

FLOATING DOCK 

2

LENGTH 135,8 M

BREADTH 16 M

MAX DRAFT OF THE REPAIR BERTH 6 

M

CRANE 8 T

LIFTING CAPACITY 2200 T

CELEBRATING 20 YEARS OF EXPERIENCE IN SHIP REPAIR

14 OREL STR.

, 9003 VARNA,

BULGARIA TEL.: +359 52 370 403

FAX: +359 52 370 406

OFFICE@VARNAMARITIME.COMMETALOCK@VARNAMARITIME.COM

WWW.VARNAMARITIME.COM