Beam Launcher Gridge Girder Launcher ... - dowell-cranes.com
Beam Launcher Gridge Girder Launcher Manufacturer is used for erecting concrete box girders for high speed (250km, 350km) passenger railway lines. This machine is suitable for equal span girders or different span girders which can be 20m, 24m and 32m, 50m. The rear part has two supports.
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