taille de roulement du broyeur de titane
When the wind force is greater than level 6 during operation, the pile driver should stop the operation, and the oil cylinder should be used as an auxiliary support. If necessary, a wind rope should be added for fixing.When the crawler is piled, avoid the collision between the drill pipe reinforcement cage and other columns.
Les Barres de Forage Une Introduction aux Matériaux Fondamentaux
The following matters should be paid attention to during the use of the drilling rig, and the correct use can bring greater benefits
The following matters should be paid attention to during the use of the drilling rig, and the correct use can bring greater benefits