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Piston Crown Production

DSK have produced new piston crown since beginning of 2001.

We are running our own enviornment friendly Cr-plating factory equipped with up-to-date facilities.

For maintaining Cr-plating quality, we are doing periodical hardness and adhesion test.

Based on MAN 70MC, our annual production capacity is about 2,000 pcs.

Not only for new piston crown production, by doing piston crown repair, we can give more competitive price and give customer-oriented service.

Production Range

Engine Model

MAN Diesel & Turbo



2 Stroke

2 Stroke

2 Stroke


26MC - 98MC (ME) / G - Engine

RTA 48 - 96C (RT-Flex)

UEC 33 ~ 80 LSE

Quality Assurance


Ring Groove Chrome Plating

Ring Groove grinding & polishing

DSK has been involved in intensive quality improvement programs backed by Certifications from internationally recognized Quality assurance organizations.

These include ISO 9001 : 2008 certification and product certifications by GL, LR, ABS, DNV and all other class society.


For strong heat resistance of combustion area for crown top surface, we approved MAN Diesel FTA "4.5mm" & "8mm" Inconel cladding. Especially for "4.5mm", for the first time approved among Korean OEM manufacturer.

Chrome plating thickness check

ABS, LR, BV, GL : Workshop, Welders, WPS certification

ISO 9001 : 2008 by DNV, MAN Inconel welding FTA

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