Outline

The gate valve conforms with the related standards and features a reliable

sealing, a good performance and a nice outlook. The seal pair is in an advanced and reaso-

nable matching and the sealing surfaces of both gate disc and seat ring are made of the st-

ainless steel of different hardness and by means of build-up welding, leaving a reliable sea-

ling, a high hardness, wearable and anti-corrosion, a good scratching resistance and a long

duration.

Main technical parameter