• Mar , 26 2024

How to choose valve plasma welding equipment? Background of valve overlay welding Scratches, erosion, and corrosion can all damage the valve sealing surface. The composition and metal structure of sealing materials, surface treatment process, hardness and hardness difference, specific pressure and conformity, and many other factors can all affect the quality of valve sealing surfaces. Each type of...

• Mar , 28 2024

At present, the commonly used hardening processes for the surface of metal hard sealed ball valves mainly include the following: (1) Surface welding (or spray welding) of hard alloy on the sphere can achieve a hardness of over 40HRC. The process of surface welding of hard alloy on the sphere is complex, with low production efficiency, and large area welding can easily cause deformation of the part...

• Mar , 28 2024

Maintaining the worm gear ball valve can extend its service life and ensure its normal operation. The following is the correct maintenance method for worm gear ball valves: 1、 Regular inspections: Regularly inspect the appearance and working condition of the ball valve, and promptly handle any damage or abnormal situations. Meanwhile, check if the fastening bolts of the valve are loose and if ther...

• Apr , 25 2024

(1) The installation position of the regulating valve should meet the requirements of the process flow design, and should be close to the primary indicating instrument related to it, so that the primary instrument can be observed when manually operating the bypass valve; (2) The regulating valve should be arranged on the ground or platform and easy to operate and maintain; (3) The regulating valve...