High-Temperature Metal Hard-Seal Butterfly Valve
A metal-seated butterfly valve for high temperature service. Select body and sealing materials against the combined pressure and temperature requirements of the application.

| Nominal Diameter | DN50 ~ DN2000 |
|---|---|
| Nominal Pressure | PN16 ~ PN40 / Class 150 ~ Class 300 |
| Working Temperature | -196°C ~ 650°C(depending on material) |
| Body Material | WCB / CF8 / CF8M / CF3 / CF3M / WC6 / LCB / Monel / Inconel etc. |
| Sealing Material | alloy steel(stainless steel + Stellite alloy)/ nickel alloy etc. |
| Leakage Class | ANSI Class VI(zero leakage) |
| Connection | flanged / wafer type / lug type |
| Applicable Medium | water, steam, oil products, gas, corrosive media etc. |
Product range information from DQSV company materials. Confirm the selected configuration, materials and operating limits for the project. This summary is not a certified drawing or an inspection report.
Xi'an Deqiansheng Valve Technology Co., Ltd.
sales@dqsv-valve.com · China service hotline 400-100-3868