ROC Successfully Holds Keel-Laying Ceremony for 13,000 DWT Duplex Stainless Steel Chemical Tanker
Recently, Nantong Rainbow Offshore & Engineering Co., Ltd. held a keel-laying ceremony for the 13,000 DWT duplex stainless steel chemical tanker built for Germany's ESSBERGER Group at the company's No. 3 slipway. This milestone marks the vessel's official transition from the block fabrication stage to the critical general assembly and erection phase, and represents another significant achievement in enhancing ROC's capabilities in high-end specialized ship construction.

The ceremony was attended by ESSBERGER Managing Director Johan Isaksen, Newbuilding Manager Dejan Golub, Link Marine Representative Safa Ismail, DNV Classification Society Nantong Regional Manager Ge Yilong, and ROC General Manager Fang Ruyi, among other leaders, who gathered to witness the occasion.

Compared to conventional chemical tankers, the 13,000 DWT duplex stainless steel chemical tanker meets internationally top-tier standards in terms of technical specifications, performance requirements, and construction processes. The vessel has an overall length of 132 meters, a molded breadth of 21.8 meters, a molded depth of 11.2 meters, a design draft of 7.8 meters, a deadweight tonnage of 13,000 tons, a design speed of 14.5 knots, and a range of up to 12,000 nautical miles. It is capable of meeting the demands of long-term international voyages and can easily navigate major global ports and routes. The hull features a double-bottom, double-side structure and is equipped with a comprehensive ballast water system and anti-pollution equipment, significantly reducing the risk of chemical leakage while ensuring navigation safety and marine environmental protection.
Particularly noteworthy are the multiple breakthroughs in the vessel's core performance. First, the ship meets Ice Class 1A requirements, making it suitable for transport operations in ice-prone routes such as those in Northern Europe and the Baltic Sea, thereby expanding its operational scope. Second, the vessel strictly complies with Tier III emission standards, contributing to the low-carbon transformation of the global shipping industry. In addition, the ship has reserved installation spaces for a methanol fuel power system and a wind-assisted propulsion system, facilitating future low-carbon upgrades.
The successful completion of the keel-laying milestone demonstrates Rainbow Offshore's technical strength and team collaboration capabilities in high-end specialized ship construction. The company's project team will continue to carry out technological research and process optimization, striving to overcome various construction challenges and ensure the steady progress of the project.

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