Provide welding repair business for cement machinery using casting and forgings.
1.Welding repair of castings and forgings
To provide welding repair business for cement machinery using casting and forgings that are made of medium carbon steel, medium carbon low-alloy steel and quenched and tempered medium carbon steel, such as tyre, riding wheel, big gear ring, hollow shaft, spherical bearing, roller shaft, transmission shaft and roller shell.
Selecting suitable pre-heating and post-heating temperature by C equivalent calculation
Choosing a variety of welding materials to meet the needs of different parts.
To do peculiar polishing based on different using requirements.
UT、PT\MT, a variety of weld inspection methods to guarantee the welding quality.
Online or offline welding repair of squeeze roll, roller shell, lining board of roller press and vertical mill used in cement industry.
Welding material has a reasonable configuration, selecting different welding material based on different working condition.
Reasonable welding process, satisfying alloy from traditional European process, meeting requirements of use. Ensuring online use 4000 hours and offline use 8000 hours.
3.Welding repair of structure
Welding repair to the shell of the key structure used in cement mechanics, such as repair of end cap crack, repair of welding crack of connection between shell and end cap, repair of shell and mill door crack, repair of shell and slip ring welding crack.
Starting from respective aspects such as designing, manufacturing and using, analyzing fundamental reason, which will lead to final solution. Radial beat and end jump are within 0.5mm, which meets using requirement after welding.