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News & Media

World’s First Seabed Flexible HDPE Pipe Double-tube Installation

DOOWIN pipeline buoyancy units were used for the world's first ultra-large and ultra-long HDPE double-tube shipping and installation. Recently, a super flexible HDPE submarine pipeline with a length of 558.2 meters and a weight of 1,315 tons was commercialized at the commercial port of the Saudi Arabian Sea City. It successfully adopted double-tube shipping to achieve seamless underwater docking and became the world's first super flexible HDPE submarine pipeline. Double [...]

By | 2018-07-13T06:35:33+00:00 July 12th, 2018|Categories: Project Achievement|

Potable Water Pillow Tanks

We are glad to introduce our new products - Potable Water Pillow Tanks. Please refer the below detailed introduction. Collapsible Potable Water Storage Pillow Tanks CERTIFICATED QUALITY FOR POTABLE WATER NSF/ANSI-61 compliant drinking water bladder tanks Collapsible pillow tanks is the most economical and the most simply storage way for the potable drinking water in desert, industrial, commercial, and residential areas. DOOWIN collapsible tanks for drinking water are [...]

By | 2018-07-09T03:19:34+00:00 June 15th, 2018|Categories: Company News|Tags: , |

Low Headroom Crane Load Test

Our esteemed customer KONECRANES finished another 150 ton crane load test. This crane has low headroom working height. In order to reach the rated load testing weight within limited height, have to design the special low headroom water bags. The point is normally the height of empty is longer than the height filled with water. After doing much calculation, our engineer design fours PLB-40ton water bags according to the [...]

By | 2018-07-09T02:32:34+00:00 May 15th, 2018|Categories: Company News|Tags: , |

Mono Buoyancy Units Assist Pipeline Installation

From the news of CHEC Jazan Integrated Gasification Combined Cycle Project water intake and outlet project Saudi Arabia, the last part HDPE pipeline was jointed underwater successfully with the help of mono buoyancy units.  It marks the success of the installation of the world’s longest and most flexible pipeline. HDPE pipeline installation is the biggest risk point of whole project. Because it is the first world’s largest diameter and [...]

By | 2018-07-12T03:32:48+00:00 April 9th, 2018|Categories: Project Achievement|

Inflatable Pipe Floats Buoys

Recently, we designed one kind new arc-shaped pipe float buoys. This type pipe float buoys can connect with the pipe closer to get more buoyancy in the shallow water condition. We can make pipe float buoys according to the different diameter pipe. The buoyancy is from 1ton to 10ton each unit. Arch-shaped pipe floater has three lifting webbing sling. So pipe laying float can be strapped to the pipeline to reduce [...]

By | 2018-07-12T03:31:08+00:00 March 6th, 2018|Categories: Company News|

Water Bags for Crane Load Testing

The use of water bags for crane load testing is recognized world wide as the most effective and safest solution. DOOWIN crane test water bags proof load bags with capacity from 1 to 100 tonnes provides an easy, safe and highly cost effective solution for the load testing all kinks of lifting equipment. Water filled weight bags offer a significant advantage over alternative methods in that water can be applied gradually and [...]

By | 2018-02-06T12:59:06+00:00 February 6th, 2018|Categories: Company News|

Marine Salvage Airbags Float Ship

Marine salvage airbags is one kind of professional floating buoyancy units for the vessel salvage and rescue industry. The main application of the “Marine Salvage Airbags” is in shipwreck salvage, floating bridge and dock construction, rescue, and removal of wrecked ships and beached vessels. Customers also can use it as pontoons for supporting docks and other floating structures. These salvage airbags are also excellent for the underwater construction projects [...]

By | 2018-02-06T08:54:28+00:00 January 4th, 2018|Categories: Project Achievement|

650T Crane Load Testing Project

DOOWIN team successfully finished another 650t crane load testing project with water bags. We performed two 300t proof load testing on two main deck cranes and one 50t crane load testing.We used 5 units 50ton water bags and 2 units 25ton water bags. The classification society inspector witnessed the whole proof load testing process. The ship owner given our water bags the high level affirmation and praise. Why use Crane Load [...]

By | 2018-01-03T13:34:56+00:00 September 30th, 2017|Categories: Project Achievement|

The World’s Largest Water Filled Proof Load Bags

DOOWIN 110T water filled proof load bags is the world's biggest proof load water bags. Our 110t proof load bags can reach over 110T capacity. We tested this 110t load test water bags dynamically under BV inspector witness. DOOWIN water filled proof load bags are a unique, safe and highly certified product specifically designed to provide a test load instead of traditional solid test weights.The use of water filled proof [...]

By | 2018-01-04T03:35:21+00:00 July 30th, 2017|Categories: Company News|

DOOWIN at Sea Asia 2017

DOOWIN attended the Sea Asia 2017 in Singapore. We would like to thank all our customers, supporting partners, visitors who are interesting in our water weight bags, underwater air lifting bags, and pipeline buoyancy bags. We well propagandize the DOOWIN brand by Sea Asia. More and more users and contractors know DOOWIN. Our water bags and air lifting quality is highly regarded by customers too. Many customers express their interesting to use DOOWIN [...]

By | 2018-01-12T05:45:22+00:00 May 12th, 2017|Categories: Company News|