Metallic bellows expansion joints
LSMRI had, in 1969, engaged in the research, development, design, manufacturing and application of metallic bellows expansion joints, and has been taking the lead in China in the compensation technology of pipelines. LSMRI is ,
The Vice chairman member of Expansion Joint Association of China Petroleum and Chemical Industry Association (CPEIA);
Vice chairman member of Pressure Vessel Branch and Expansion Joint Association of China Mechanical Engineering Society;
Deputy director member of Pressure Vessel Branch and Expansion Joint Professional Committee of China Mechanical Engineering Society;
Designated supplier for supplying expansion joints to Navy Equipment Department;
LSMRI holds the patent right of 41 technologies in metallic bellows expansion joints, and presided over or participated in the GB/T12777 General Technical Specification for the Expansion Joints of Metal Corrugated Pipes and the GJB-1996 General Specification for the Expansion Joints of Corrugated Pipes for Pipelines (equivalent to the EJMA standard of the US).
According to customer’s requirements, LSMRI is able to design and fabricate the expansion joints of metal corrugated pipes in diameter of DN30~DN5000 and rectangular expansion joints in any dimensions.