DOOWIN News
Worlds First Seabed Flexible HDPE Pipe Double-tube Installation
13.07.2018

Worlds 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 do...
Buoyancy Units Assist Pipeline Installation
17.04.2018

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 ...
Inflatable Pipe Floats Buoys
09.03.2018

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 t...
DOOWIN at ADPIEC 2017
28.11.2017

DOOWIN at ADPIEC 2017

OOWIN attended the ADIPEC 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 ADIPEC. More and more users and contractors know DOOWIN. Our water bags and air lifting quality is highly regarded by customers too. ...
650T Proof Load Testing Project
29.09.2017

650T Proof Load Testing Project

DOOWIN team successfully finished another 650t load testing project, which includes 300t load testing on two main deck cranes and one 50t to the small crane. DOOWIN load test water bags are Chinese unique Chinese type certificated water bags by drop test. We stock many load test water bags ready for rent and load testing project up to 800ton. We also can make the world biggest load test water b...
The World's Largest Load Test Water Bags
29.07.2017

The World’s Largest Load Test Water Bags

DOOWIN 100T load test water bags is the world's biggest water bags units. Our 100t water bags can reach 110T capacity. 100T water bags have many advantages compared with the 50t or smaller capacity water weight bags. It can save labour, save time. Meanwhile, customers can perform the load test for the big capacity crane with several 100t water bags without the lifting beam. We tested this 100t lo...
DOOWIN at Sea Asia 2017
15.05.2017

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 ...
Bridge Dynamic & Static Load Test
27.04.2017

Bridge Dynamic & Static Load Test

DOOWIN water bags was engaged in Kwansoo Brunei Temburong Bridge project by Temburong bridge project package CC2 marine viaducts for 1st load test in February 2017. DOOWIN was involved in launching the gantry test and provided load test water bag service for client. Moreover, the project acquired about 12 working days along with two types of load testing were conducted which dynamic and static loa...
Water Load Testing Weight Bags used for 600T Boat Lifting
21.02.2017

Water Load Testing Weight Bags used for 600T Boat Lifting

Water Load Testing Weight Bags used for 600T Boat-Lift Testing DOOWIN’s partner Headway Technology initiated one boatlift proof load testing project using water load testing weight bags at Destini Shipbuilding Malaysia. This load testing project took around five day to complete the inspection of 600T boatlift. During through out proof load testing, we prepared all necessary equipment, such ...
320T Proof Load Testing Utilizing Water Load Bags
05.01.2017

320T Proof Load Testing Utilizing Water Load Bags

Another Successful Proof Load Testing utilizing Water Load Bags DOOWIN contracted this 320T proof load testing service for TIE JIAN ZHUANG 01. TIE JIAN ZHUANG 01 is one pile driving barge belonging to CRCC. Its pile frame high is 108 meter, which is one of Chinese highest pile driving barge. After the periodic maintenance, have to do the proof load testing. This pile driving barge have th...