Views:0 Author:Site Editor Publish Time: 2017-08-04 Origin:Site
1, Before use, check the drill pipe thread in case of transport damage;
While using, remove the stain of drill rods thread,use threaded oil lubrication for drill dods joint
2,In the connection of both ends of the drill pipe, use epoxy resin or "914" adhesive bonding and tightening (according to the bonding process requirements) to ensure that the drill rod connection and the strength of the threaded part ; After bonding, check and remove the adhesive joint diameter part of the accumulation of adhesive to ensure that the unimpeded release of the inner tube.
3, The drill rods should be placed in the root of the wood surface, and according to the length of the root, set up one to two support beam to prevent the drill rod bending deformation; spare drill pipeshould be placed on more than three point pad, The threaded part should be protected by using thread oil.
4, Once the drill pipe diameter unilateral wear up to 1 mm or uniform wear up to 1.5 mm, any length per meter bending more than 1 mm; serious thread wear or obvious deformation, are not allowed to enter the hole.
5, While unloading drill pipe, use the circle wrenches, no hammer percussion.
Wuxi Geological Drilling Equipment CO., LTD
Add: No122 Xizhang Road,Gushan Town,Jiangyin City,Jiangsu Province