—Free Catalog Offered Newman's Inc. of Tulsa, Okla., has introduced a full line of international marine valves under their brand name of NEWCO. They are available from stock in a size range of 2 inches through 24 inches in classes 150# through 2500#. NEWCO valves come in gate, globe, angle and check types. A bolted bonnel design is used 150# through 600# with a pressure seal design on 600# through 2500#. Standard body materials include carbon steel, stainless steel, cast iron, ductile iron with others obtainable upon request. All NEWCO marine valves are bronze trimmed with stainless-steel, Stellite ®, Monel®, and other special trims upon specification.
NEWCO marine valves are used in all salt-water applications such as cargo ships and tankers, barges, drydocks and pipelines. In addition, all meet MSS, ASTM and ASME specifications and are ABS inspected.
NEWCO marine valves are stocked in depth at local distributors to facilitate complete customer accessibility. They can also be ordered directly from Newman's seven strategically located warehouses in Tulsa; Houston, Texas; East Brunswick, N.J.; Milwaukie, Ore.; Chicago, 111.; Barrie, Ontario, and Edmonton, Alberta, in Canada.
The Newman's engineering staff is available at all times for consultations on customers' special requirements, and can modify almost any valve in their product line to meet the specific needs of particular applications.
Newman's specialists make the modifications and actuation in their own fully equipped shop facilities. For a free NEWCO Marine Valve catalog and further information, Circle 57 on Reader Service Card
to eliminate galling with dry cargo, CR13 trim for fuel and cargo applications, and higher grade aluminum bronze materials, as recommended by ABS, for salt-water applications. SPACE valves are used throughout the world on barges, container ships, tankers, offshore rigs, ferries and fishing boats. SPACE
societies allow the use of 5083 H321. Others that do, had further requirements, such as ensuring the material was coated, when used in salt water applications; • the current and widely used industry practice of specifying aluminum in accordance with ASTM B209 may be insufficient. Further, the
Images Seaspan Corporation/Foreship With plans to have a full-scale test engine running on am- age it'll be similar to LNG.” Looking at the engine makers and monia in early 2024, the company said it expects to hold its de- their progress, Brindley is diplomatic in saying that there is no livery timeline
TECH FEATURE Ammonia and the 15,00 A project initiated by Seaspan Corporation and the Mærsk Mc-Kinney Møller Center for Zero Carbon Shipping (MMMCZCS) has set out to develop a design for a large 15,000-TEU ammonia-fueled container vessel. Image Seaspan Corporation/Foreship By Greg Trauthwein orking with
HYBRID 2-stroke controllable pitch propeller PTO powertrain Source: MAN Energy Solutions how the system is intended to operate, says Oskar Levander, VP Strategy & Business Development, Kongsberg Maritime. For example, a primary shaft-driven PTO rotates whenever the engine is running; a secondary one
PTI/PTO 30 years ago shaft generators with PTI capability kept container ships sailing at top speed. That purpose gone, PTI/PTO is making a new comeback in more cargo shipping segments, this time for reducing emissions. By Wendy Laursen etro? tting a shaft generator is not an insigni? - the ef? ciency
EAL AND STERN TUBE DAMAGES STACKING not forget any oil leak, big or small, can be catastrophic to the marine environment and marine life, with some EALs found to THE DECKS be only slightly less damaging than the phased-out traditional WITH BEST-IN-CLASS MARINE oils,” said VP of Business Development
REPAIR Photo Courtesy Marine and Industrial Transmissions ings to optimize load distribution. A large number of the incidents analyzed by Gard were attributed to ghost ? shing gear that enter the stern tube seal area causing seawater to contaminate the lubrication oil. A 2022 study by CSIRO scientists
EAL AND STERN TUBE DAMAGES “Our recommendations “A good bearing are simple. Please design is have good control over important.” your oil quality in the primary barrier, the aft – Øystein Åsheim Alnes sealing system,” Head of section for Propulsion and Steering, – Arun Sethumadhavan DNV
REPAIR Photo courtesy Marine and Industrial Transmissions STERN TUBE DAMAGE DECLINING? It might be easy to blame EALs, but the ongoing causes of stern tube damage are varied, and possibly declining. By Wendy Laursen nvironmentally Acceptable lubricants (EALs) gained market traction with the introduction
R&D marinized version of the V228 product from 8 to 16 cylinders. through improved lifecycle cost, trade-offs, it also allows us That engine is called the V228 for the bore size in millimeters. to do concurrent design and reliability demonstrations. We’re With the advent of emissions regulations for EPA
R&D MATT HART Matt Hart, Manager & Platform Leader, Marine & Stationary Power Systems, Wabtec, offers insights on how the megatrends of decarbonization, energy transition and autonomy all inspire Image courtesy Wabtec and impact the marine power solutions from Wabtec. By Greg Trauthwein Matt, to start
with the reinjection of carbon dioxide into If we apply this simple “rule of thumb” approach to our wells (e.g. Petrobras plans to inject CO2 into pre-salt storage). ? oating production and ? oating wind mooring pre-lay fore- • The wider scale adoption of combined cycle power cast through 2030, ? oating
THE PATH TO ZERO Methanol’s Superstorage Solution Technical inquiries to SRC Group ramped up after it received Approval in Principle (AIP) for a concept which ‘reinvented methanol fuel storage’ on board ships. Delivering the answers has seen technical talk converting into project discussions
Cruise ships can be cleaned during normal passenger transfer port calls. Cleanings and cargo operations can occur simul- taneously. How is this possible? The EverClean robots are small and require only a single cargo van on the pier. Multiple robots can be deployed simultaneously. Precision navigation
The Path to Zero – Sponsored EverClean The always clean performance solution • • • • Save fuel Reduce carbon Minimize downtime Maintain biosecurity Improve performance T e Four E’s of Marine Sustainability: EverClean’s Solution to Biofouling t is a new year, but the age-old problem of biofouling per-
down to a smaller size, and especially a smaller width relieves waterfront infrastructure footprints and costs. that issue. One may argue that one human with a bigger truck These 5-foot wide units will zip through the city much faster can deliver more cargo than one human with a smaller truck, and
Back to the Drawing Board Let’s Set Some Standards for Micro Cargo By Rik van Hemmen s zero carbon cargo efforts are progressing, it is becoming more apparent that the lowest hanging fruit is in the last few miles. This is where a large amount of carbon is expended in delivering small A parcels to
Vessels WINDEA Intrepid & WINDEA Courageous The ? rst two designed, BV-classed CTVs for WINDEA CTV. The third newbuild crew and fourth vessels are under construction at St Johns, and transfer vessels construction of the ? fth vessel is well underway at Breaux (CTV) for WIN- Brothers in Louisiana.
Transport Canada.” In the U.S., last February, the Coast Guard issued a Another top issue, just as in the U.S. – workforce re- Marine Safety Alert: “Saltwater intrusion causes damage cruitment, which he called a “key issue for ferry opera- to electric vehicle batteries.” This Alert followed ? ood- tors
Feature Passenger Vessel Safety ume is even more eye-opening. The trade association In- ect seeking to signi? cantly reduce the risk of ? res on board terferry, which represents ferry operators and businesses ro-ro (roll on–roll off) ships. Corrigan said that Interferry’s worldwide, calculates that
Feature Passenger Vessel Safety Any upcoming meetings? inspected passenger vessels in the U.S-? ag ? eet. • Of these, 530 are already required by domestic In early January, NTSB was asked about its working re- law to have SMSs, in accordance with lationship with the USCG. International Maritime
ment, work processes and technology progress, and it can if you start the new year out by listening to your workforce be hard to keep up with the latest changes. In 2024, keep and implementing necessary changes to work practices an eye out for updates to existing standards and implement based on their
Column Going Green ernize ferry operations, replace aging implemented to address grid and space increased power requirements. That vessels, and upgrade ferry terminals. constraints with electri? cation. can involve installing new conduit, The grants are critical to helping WETA is one of many U.S.
by giving company-speci? c training, which shows us how as two and a half years, but our maritime apprentice pro- these companies are being proactive in tracking trends and gram basically offers a fast track into the industry,” Gianel- analyzing what would suit their mariners best, beyond reg- loni said.
By the Numbers © Dragon Claws / Adobe Stock Rebuilding the Foundations of US Offshore Wind By Philip Lewis, Director of Research, Intelatus Global Partners As we enter a New Year, the memories of the shocks to with a potential of 3.3-6.3 GW in Delaware and Chesa- the foundations to the U.S. offshore wind