A question of classification

Crane classification is increasingly important in the market, but what does it mean? A crane must be a high-performance machine,with high lifting capacities, but what use is a powerful crane if it ends up on the scrap heap after a few years?

Crane classification is increasingly important in the market, but what does it mean? A crane must be a high-performance machine,with high lifting capacities, but what use is a powerful crane if it ends up on the scrap heap after a few years?