Yonca Shipyard ( tr, Yonca Teknik Tersanesi) is a Turkish

shipyard A shipyard, also called a dockyard or boatyard, is a place where ships are built and repaired. These can be yachts, military vessels, cruise liners or other cargo or passenger ships. Dockyards are sometimes more associated with maintenance a ...

established in

Istanbul Istanbul ( , ; tr, İstanbul ), formerly known as Constantinople ( grc-gre, Κωνσταντινούπολις; la, Constantinopolis), is the List of largest cities and towns in Turkey, largest city in Turkey, serving as the country's economic, ...

, Turkey in 1986. It builds

fast patrol boat A patrol boat (also referred to as a patrol craft, patrol ship, or patrol vessel) is a relatively small naval vessel generally designed for coastal defence, border security, or law enforcement. There are many designs for patrol boats, and the ...

s for the defence and law enforcement missions.

History

The history of the building fast patrol craft goes back to 1986 when Dr. Ekber Onuk, an aviation engineer, and his partner Şakir Yılmaztürk decided to establish the Yonca Shipyard to enter shipbuilding industry. Ekber Onuk's son Kaan, also an aviation engineer, who spent his childhood at the shipyard, built in 1989, a -long boat, named ''Yontech 45''. An enclosed top version designed by

Nissan , trade name, trading as Nissan Motor Corporation and often shortened to Nissan, is a Japanese multinational corporation, multinational Automotive industry, automobile manufacturer headquartered in Nishi-ku, Yokohama, Japan. The company sells ...

called ''Yontech 105'', was awarded the bronze medal by the Industrial Design Society of America in 1992. In 1993, father and son Onuk decided to start a project called "Multi Role Tactical Platform" (MRTP) of developing a longer fast craft for armed military missions. Kaan's classmate from the university and ship designer Erdoğan Ertekin joined the team. The project came to standstill when the 22-year-old Kaan died in a road accident, and his sorrowed father stopped the works. In 1996, the Undersecretariat for Defence issued an international

invitation to tender An invitation to tender (ITT, otherwise known as a call for bids or a request for tenders) is a formal, structured procedure for generating competing offers from different potential suppliers or contractors looking to obtain an award of business ...

for the procurement of six fast patrol boats for the

Turkish Coast Guard The Coast Guard Command ( tr, ) is the coast guard service of Turkey. The Turkish Coast Guard is under the command of the Ministry of the Interior. However, during wartime some of its elements can be subordinated to Turkish Naval Forces by the ...

. Şakir Yılmaztürk convinced Ekber Onuk to resume the project. The fast patrol boat ''Onuk MRTP-15'' won the bid. The first ''Onuk MRTP-15'' was launched in June 1998. The vessels were named ''Kaan''-class by the Turkish Coast Gard commemorating the late boat designer.

Products

Works continued following the building of the first fast patrol boat. The shipyard exported its products to Georgia, United Arab Emirates, Pakistan and Malaysia. The product range cover eight different fast patrol craft and fast patrol/attack boats from -long '' MRTP 12'' of speed plus to -long '' MRTP 49'' of speed plus . An interceptor boat of type '' MRTP 16'' , of which examples were sold to several countries, set a speed record at with full payload. by mid July 2020. The shipyard has delivered a total of 165 boats in different classes to 12 government organizations in 9 countries. Built in advanced composite materials structure, the boats are propulsed by twin diesel engines of size ranging from up to , and driven by

water jet Water jet may refer to: * A jet of water under pressure, like in an ornamental fountain * Pump-jet, a marine propulsion mechanism for jetskis and other types of boats * Water jet cutter, a tool for cutting and the machining of engineering material ...

s installed. The patrol boats are fitted with different type of armament, such as the Aselsan 12.7 mm stabilized machine (STAMP), Aselsan stabilized turret 25/30 mm STOP, short range Surface-to-Ship Missile (SSM), Surface-to-Air Missile (SAM), and 40 mm Stinger Barrel Gun.

Coast Guard and Navy vessels

References

{{reflist, refs= {{cite news , url=https://www.denizhaber.net/oglunun-projesini-tamamladi-dunyanin-en-hizli-hucumbotunu-yapti-haber-64365.htm , newspaper=Deniz Haber , title=Oğlunun projesini tamamladı, dünyanın en hızlı hücümbotunu yaptı , date=13 October 2015 , language=tr , accessdate=10 May 2021 {{cite news , url=https://www.savunmasanayi.org/kaanla-dunyanin-en-iyisine-uzanan-yolculuk/ , newspaper=Savunma Sanayi , title=Kaan ile "Dünyanın En İyisine" Uzanan Yolculuk , date=28 March 2020 , language=tr , accessdate=10 May 2021 {{cite news , url=https://www.savunmasanayist.com/yerli-ani-mudahale-botu-mrtp-16-rekor-kirdi/ , newspaper=Savunma Sanayi , title=Yerli ani müdahale botu MRTP 16 rekor kırdı , date=17 July 2020 , language=tr , accessdate=13 May 2021 {{cite web , url=https://www.yonca-onuk.com/upload/MTRP-12-yonca-onuk.pdf , publisher=Yonca Onuk JV , title=MRTP 24 , accessdate=13 May 2021 {{cite web , url=https://www.yonca-onuk.com/upload/MTRP-24-FAC-yonca-onuk.pdf , publisher=Yonca Onuk JV , title=MRTP 24 , accessdate=13 May 2021 {{cite web , url=https://www.yonca-onuk.com/upload/MTRP-34-FAC-yonca-onuk.pdf , publisher=Yonca Onuk JV , title=MRTP 34 , accessdate=13 May 2021 {{cite web , url=https://www.yonca-onuk.com/mrtp49.html , publisher=Yonca Onuk JV , title=MRTP 49 , accessdate=13 May 2021 {{cite web , url=https://www.yonca-onuk.com/ , publisher=Yonca-Onuk JV , title=Chairman's Statement , accessdate=13 May 2021 Shipyards of Turkey Turkish companies established in 1986 Defence companies of Turkey Shipbuilding companies of Turkey Manufacturing companies based in Istanbul Tuzla, Istanbul