5-20/5 tons single hook gantry crane girders


Main features:
1. Adopt box beam bridge, L single leg welded structure, expand the operating space, and easy to transport installation and maintenance.
2. Parts standardization, seriation, generalization.
3. For cable crane power supply form mandrel and sliding contact line (cable mandrel for the left side, the sliding contact line for right side).
When choose, should indicate the highest and lowest temperature of the working environment and kinds of power supply and other technical requirements, can also according to user requirements
The span of the design and manufacture.