Cast Steel Hard Seal Butterfly Valve DN150 Price – Designed for High Temperature and High Pressure Conditions
Price Range Reference
The market price of a cast steel hard seal butterfly valve DN150 typically ranges from 800 to 2,500 RMB per unit. Specific price differences are mainly influenced by the following factors:
Material Grade: Standard WCB cast steel (approx. 800–1,200 RMB) vs. WC6/WC9 alloy steel (1,500–2,500 RMB)
Sealing Surface Treatment: Basic hardfacing with cemented carbide (base price) vs. Stellite alloy (30%–50% price increase)
Actuation Type: Worm gear manual operation (lowest cost), pneumatic (+500–1,000 RMB), electric (+800–1,500 RMB)The main Butterfly Valve product names of China Butterfly Valve Network include:High Temperature Butterfly Valve,Flange Ceramic Hard-sealed Butterfly Valve,Three Eccentric Multi-level Metal Hard-sealed Wafer Butterfly Valve,Electric Metal Hard-sealed Wafer Butterfly Valve,Pneumatic Hard-sealed Flange Butterfly Valve,Worm Gear Hard-sealed Flange Butterfly Valve,Extended Hard-sealed Flange Butterfly Valve,Butt Welded Hard-sealed Butterfly Valve.
Brand and Certification: Premium brands and products with TS/ISO/API certifications command higher prices
Selection Considerations for High Temperature and High Pressure
Verify the valve's pressure rating (Class 150/300 or PN16–PN64)
Request the manufacturer to provide a sealing specific pressure calculation report under high-temperature conditions
Prioritize high-temperature models with cooling fin extensions
Purchasing Advice
It is recommended to request quotations from at least three regular valve manufacturers for comparison, and request material certificates as well as pressure test reports. For bulk purchases (10 units or more), a discount of 5%–15% is typically negotiable.
Note: The above prices are market references only. Actual prices are subject to the latest manufacturer quotations.
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