Rotary Control Valve
These valves control fluid flow through rotary motion, offering fast response and a compact structure.
Double Offset Butterfly Valve
HY Series
Description
The GVK HY Series butterfly valve outperforms traditional valves like gate and globe valves in several ways, including being lighter (1/3 to 1/5 the weight), having fewer components, and eliminating the need for flange gaskets (gaskets are required if the range rating exceeds 10kg/cm²). It features a durable, replaceable synthetic rubber seat and GVK's pressure-touch system for low torque and tight shut-off without leakage. This valve is suitable for various applications, including industrial plants, ships, building air conditioning, fire alarm systems, and water treatment.
Standard Specification
| SIZE RANGE | 1-1/2” ~ 48” |
| TEMP. RANGE | -50 ~ 80 ℃ |
| DESIGN | API 609 / ISO 5752 / MSS SP-67 |
| TEST INSPECTION | API 598 / ISO 5208 |
| PRESSURE TEMP' RATINGS | ASME / ANSI B 16.34, 16.24 |
| LEAKAGE | ZERO LEAKAGE |
| FLUID | WATER / SEA WATER / O2 / CO2 / H2 / COG / LDG / BFG / FOG / MIXED GAS / DUST / STEAM / AIR / HYDROCHLORIC ACID / SULFURIC ACID / NITRIC ACID |
| FLANGE RATING | ASME B 16.5 / 16.47 CLASS 150LB (JIS) 10K BS 4504 DIN PN10 AWWA C207 CLASS B |
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