PromArm Ltd. has mastered the production of protective covers for knife gate valves PA 520, PA 540, PA 550 made from various grades of steel (st.20, st.09Г2С, st.12Х18Н10Т).
The protective cover ensures external sealing, reducing the need for maintenance of seals in the case of non-stem installation of the valves.
If interested, please contact the sales department of PromArm Ltd +7 (8412) 35-07-97, info@promarm.ru