Commercial Vessels

Hays Mesurflo® Automatic Flow Control Balancing Valves reliably control the flow constant regardless of system pressure fluctuations within a specified operating pressure differential range. Applications include Industrial, Sanitary, Medical Equipment, Commercial Cruises, Workboats, Yachts & many other similar applications for cooling equipment.

• Hays Automatic Balancing Valve patented flow control configurations deliver flow control with no springs and minimal clogging

• Valve Body Material - Models are available in Naval Bronze (83600) and 316 Stainless Steel, both regarded as widely acceptable material for fresh water and seawater applications

• Flow Range: Available from 0.3 GPM to 6000 GPM
• Sizes: Available from 3/8” through 18”
• Eliminates oscillation, vibration, noise in the system

Consult the factory for more information.

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Model 2313 Mesurflo® Bronze Automatic Balancing Valve
Standard Features:
- FNPT Inlet & Outlet Connections
- Changeable GPM Flow Cartridges
- Differential Operating Pressure: 0.50 - 5.00 GPM (3-80 PSID), 5.50 - 9.00 GPM (4-80 PSID)
- ± 10% Accuracy
- Operating Temperature Range 32ºF to 225ºF
- Dryseal Pipe Threads
- Valves Labeled with Model No., Size & Flow Rate
- Valve Body Rated for 600 PSIG
- Limited Lifetime Warranty
Options: Stainless Steel Tag-Chain
Model 2323 Mesurflo® Bronze Automatic Balancing Valve
Standard Features:
- 3/4" - 1" FNPT Inlet & Outlet Connections
- 1-1/4" - 1-1/2" FNPT Inlet & MNPT Outlet Connections
- Changeable GPM Flow Cartridges
- Differential Operating Pressure: 9.00 - 17.0 GPM (4-80 PSID), 18.0 - 25.0 GPM (5-80 PSID)
- ± 10% Accuracy
- Operating Temperature Range 32ºF to 225ºF
- Dryseal Pipe Threads
- Valves Labeled with Model No., Size & Flow Rate
- Valve Body Rated for 600 PSIG
- Limited Lifetime Warranty
Options: Stainless Steel Tag-Chain
Model 2333 Mesurflo® Bronze Automatic Balancing Valve
Standard Features:
- 1-1/2" FNPT Inlet & Outlet Connections
- Changeable GPM Flow Cartridges
- Differential Operating Pressure: 5-80 PSID
- ± 10% Accuracy
- Operating Temperature Range 32ºF to 225ºF
- Valves Labeled with Model No., Size & Flow Rate
- Valve Body Rated for 400 PSIG
- Limited Lifetime Warranty
Options: Stainless Steel Tag-Chain
Model 2305SS Mesurflo® Stainless Steel Automatic Balancing Valve
Standard Features:
- FNPT Inlet & Outlet Connections
- Differential Operating Pressure: 15-150 PSID
- Constant Flow Regardless of Pressure
- Quiet Operation
- Flexing Diaphragm is Self-Cleaning
- ± 10% Accuracy
- Operating Temperature Range 32ºF to 160ºF
- Dryseal Pipe Threads
- Valves Labeled with Model No., Size & Flow Rate
- Valve Body Rated for 600 PSIG
- Limited Lifetime Warranty
Options: Stainless Steel Tag-Chain
Model 2510SS Mesurflo® Stainless Steel Automatic Balancing Valve
Standard Features:
- FNPT Inlet & Outlet Connections
- Differential Operating Pressure: 0.50 - 5.00 GPM (3-80 PSID), 5.50 - 9.00 GPM (4-80 PSID)
- Changeable GPM Flow Cartridges
- ± 10% Accuracy
- Operating Temperature Range 32ºF to 225ºF
- 1/4" Pressure / Temperature Ports
- Dryseal Pipe Threads
- Valves Labeled with Model No., Size & Flow Rate
- Valve Body Rated for 600 PSIG
- Limited Lifetime Warranty
Options: Extended Pressure / Temperature Ports & Stainless Steel Tag-Chain
Model 2520SS Mesurflo® Stainless Steel Automatic Balancing Valve
Standard Features:
- 3/4" - 1" FNPT Inlet & Outlet Connections
- 1-1/4" - 1-1/2" FNPT Inlet & MNPT Outlet Connections
- Changeable GPM Flow Cartridges
- Differential Operating Pressure: 9.00 - 17.0 GPM (4-80 PSID), 18.0 - 25.0 GPM (5-80 PSID)
- ± 10% Accuracy
- Operating Temperature Range 32ºF to 225ºF
- 1/4" Pressure / Temperature Ports
- Dryseal Pipe Threads
- Valves Labeled with Model No., Size & Flow Rate
- Valve Body Rated for 600 PSIG
- Limited Lifetime Warranty
Options: Extended Pressure / Temperature Ports
Model 2539SS Mesurflo® Stainless Steel Automatic Balancing Valve
Standard Features:
- FNPT & FSWT Inlet & Outlet Connections
- 1-1/2" (26-50 GPM) & 2" (26-75 GPM)
- Consult Factory for Additional Flow Rates
- Flow Cartridges Not Changeable
- Differential Operating Pressure: 5-80 PSID
- ± 10% Accuracy
- Operating Temperature Range 32ºF to 225ºF
- 1/4" Pressure / Temperature Ports
- Valves Labeled with Model No., Size & Flow Rate
- Valve Body Rated for 400 PSIG
- Limited Lifetime Warranty
Options: Extended Pressure / Temperature Ports & Stainless Steel Tag-Chain
Model 2545SS Mesurflo® Stainless Steel Automatic Balancing Valve
Standard Features:
- Flanged Inlet/Outlet Connections
- 1 GPM Increments 50-100 GPM
- 5 GPM Increments 105-225 GPM
- Flow Cartridges are Not Changeable
- Differential Operating Pressure 5-80 PSID
- ± 10% Accuracy
- ANSI/DIN Class 150 lb. Flanges
- Operating Temperature Range 32°F to 225° F
- 1/4” Pressure / Temperature Ports
- Valves Labeled with Model No., Size & Flow Rate
- Additional Flow Rates Available Upon Request*
- Limited Lifetime Warranty
- Working Pressure Rating per ASME Class 150
  (Valve Body Suitable for 200 PSIG)
- Consult Factory for ASME Class 300 Flange Requirements (Valve Body Suitable for 400 PSIG)
Options: Extended Pressure/Temperature Ports & Stainless Steel Tag-Chain
Model 2547SS Mesurflo® Stainless Steel Automatic Balancing Valve
Standard Features:
- Flanged Connections
- 25 GPM Increments
- 6” (250-600 GPM), 8” (600-1000 GPM)
- Differential Operating Pressure 5-80 PSID
- ± 10% Accuracy
- Operating Temperature Range 32°F to 225° F
- 1/4” Pressure / Temperature Ports
- Valves Labeled with Model No., Size & Flow Rate
- Length changes as flow rates are increased
- Hooks attached for ease of handling for installation placement
- Working Pressure Rating per ASME Class 150, Valve body suitable for 200 PSIG
- Consult Factory for ASME Class 300 Flange Requirements, Valve body suitable for 400 PSIG
- Limited Lifetime Warranty
Options: Extended Pressure/Temperature Ports & Stainless Steel Tag-Chain

Additional Flow Rates Available Upon Request
Model 2570SS Mesurflo® Stainless Steel Automatic Balancing Valve
Standard Features:
- Flanged Connections
- 25 GPM Increments
- Stainless Steel Tag-Chain Labeled with
- Model No., Size & Flow Rate
- Differential Operating Pressure 5-80 PSID
- ± 10% Accuracy
- Operating Temperature Range 32°F to 225° F
- Length Changes as Flow Rates Increase
- ANSI/DIN Class 150 lb. Flanges
- Working Pressure Rating per ASME Class 150
  (Valve Body Suitable for 200 PSIG)
- Consult Factory for ASME Class 300 Flange Requirements (Valve Body Suitable for 400 PSIG)
- Limited Lifetime Warranty
Options: Additional Flow Rates Available Upon Request

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