Knife gate valve cast steel Z73 is widely used in all kinds of water supply and drainage, bouw, petroleum, chemisch, gas (natural gas), food, medicine, power station, nuclear point, urban sewage and other pipelines.
It’s mainly used to adjust the valve or cut off the flow of various types of media containing coarse particles, sticky liquid, floating dirt, enz.

Knife Gate Valve Z73 - Cast Steel
Valve Body: WCB/QT450/HT200/CF8CF8M/CF3/CF3M/2520
Body Seat: Soft Seal / Hard Seal
Gate Disc: SS201/SS304/SS316/310S
Packing: Graphite / PTFE
Stem: 2Cr13/SS304/SS316/310S
Nominale diameter DN: 50-600mm
Knife Gate Valve Model | Nominal Pressure (Mpa) | Test Pressure(Mpa) | Temperatuur | Range of use | |
---|---|---|---|---|---|
Z73/573/973-10 | 1.0 | DN50-250 | 1.0Mpa | <120 ℃ | Paper pulp, coal pulp, sewage, ash, enz. |
DN300-400 | 0.6Mpa | ||||
DN450 | 0.5Mpa | ||||
DN500-600 | 0.4Mpa | ||||
Z73/573/973-16 | 1.6 | <120 ℃ | Paper pulp, coal pulp, sewage, ash, enz. |
Features and Applications of Farpro Knife Gate Valve
Knife gate valves are used in industries that require a mechanism for shutting off or controlling the flow of fluids that contain solids, such as wastewater treatment, pulp and paper, mining, en energieopwekking.
Farpro Valve offers knife gate valves made from cast iron, which is known for its durability, strength, and cost-effectiveness. The cast iron knife gate valves come in various sizes, ranging from 2 inches to 24 inches, and are designed to handle pressures up to 150 PSI.
One advantage of Farpro’s cast iron knife gate valves is their bi-directional design, which allows them to be used for both upstream and downstream applications. Aanvullend, they feature a resilient seat that provides a tight seal, even when handling abrasive media.
Farpro Valve’s knife gate valves also come in a variety of operation types, including manual, pneumatic, and electric actuation, providing flexibility and versatility to suit different applications and industries.
Farpro-klepovertuigingen
Wij geloven dat het serieus behandelen van elk product en het oprecht ontvangen van elke klant de belangrijkste zaken zijn voor Farpro Valve.
Our knife gate valves hoeft niet noodzakelijkerwijs de laagste prijs te hebben, maar we zullen absoluut de meest eerlijke fabrikant en uw meest trouwe partner zijn.
Farpro Valve is a large global valve manufacturer engaged in the research, ontwikkeling, production and sales of valves.
Our product standards include: GB/JB, API, ANSI, AWWA, VAN, HIJ, GOST, NF, enz.
Our valves are available in 12 grote categorieën, 200 series and 4000 maten, inclusief schuifafsluiters, bolkleppen, kogelkranen, vlinderkleppen, terugslagkleppen, membraan kleppen, drukreduceerventielen, plug kleppen, vallen, enz.
The annual output reaches 80,000 ton. All products are widely used in petroleum, petrochemisch, chemisch, elektrische energie, metallurgie, waterbehoud, bouw, farmaceutisch, drainage and other fields.
Our products sell well in the markets of Germany, Engeland, Frankrijk, Italië, Brazilië, Poland and more than 30 countries and regions in Europe, Centraal-Azië, West-Azië, enz.