

NIAGARA Butterfly Valve – Models FFB20GA / FFB21GA / FFSD30GA / FFSD31GA / FFS40GA / FFS41GA
Heavy-duty butterfly valve with gear operation, ductile iron body, and stainless steel shaft, designed for ANSI Class 125 systems.
| Technical Data | |
|---|---|
| End Connections | Compatible with ANSI B16.1 Class 125 flanges |
| Material: | Ductile Iron |
| Pressure Rating: | ANSI Class 125 |
| Size: | 50mm to 600mm |
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- Description
- Additional information
Description
NIAGARA Butterfly Valve – Models FFB20GA / FFB21GA / FFSD30GA / FFSD31GA / FFS40GA / FFS41GA
These gear-operated wafer-type butterfly valves are designed for use with ANSI B16.1 Class 125 flanges, and generally conform to MSS SP 67 standards.
Manufactured from ductile iron, they ensure high durability, corrosion resistance, and long-term reliability.
Each valve is fitted with stainless steel shafts and available with disc options in ductile iron, stainless steel, or aluminum bronze, along with seat liners in EPDM or Nitrile, providing compatibility across a wide range of applications and fluids.
The gear-operated mechanism allows smooth, precise control with minimal torque requirements.
Technical Specifications:
-
Size: 50mm to 600mm
-
Pressure Rating: ANSI Class 125
-
Material: Ductile Iron
-
End Connections: Compatible with ANSI B16.1 Class 125 flanges
Features:
-
Valves are suitable for use with flanges conforming to ANSI B16.1 Class 125
-
Valve generally conforms to MSS SP 67
-
Ductile Iron, Stainless Steel, and Aluminium Bronze Disc Options
-
EPDM and Nitrile Seat Liner Options
-
420 Stainless Steel Shafts for superior strength
Applications:
Ideal for water treatment plants, HVAC systems, industrial process lines, and general fluid control applications where ANSI Class 125 compatibility is required.
Additional information
| Size: | 50mm to 600mm |
|---|---|
| Pressure Rating: | ANSI Class 125 |
| End Connections | Compatible with ANSI B16.1 Class 125 flanges |
| Material: | Ductile Iron |
Overview
NIAGARA Butterfly Valve – Models FFB20GA / FFB21GA / FFSD30GA / FFSD31GA / FFS40GA / FFS41GA
These gear-operated wafer-type butterfly valves are designed for use with ANSI B16.1 Class 125 flanges, and generally conform to MSS SP 67 standards.
Manufactured from ductile iron, they ensure high durability, corrosion resistance, and long-term reliability.
Each valve is fitted with stainless steel shafts and available with disc options in ductile iron, stainless steel, or aluminum bronze, along with seat liners in EPDM or Nitrile, providing compatibility across a wide range of applications and fluids.
The gear-operated mechanism allows smooth, precise control with minimal torque requirements.
Technical Specifications:
-
Size: 50mm to 600mm
-
Pressure Rating: ANSI Class 125
-
Material: Ductile Iron
-
End Connections: Compatible with ANSI B16.1 Class 125 flanges
Features:
-
Valves are suitable for use with flanges conforming to ANSI B16.1 Class 125
-
Valve generally conforms to MSS SP 67
-
Ductile Iron, Stainless Steel, and Aluminium Bronze Disc Options
-
EPDM and Nitrile Seat Liner Options
-
420 Stainless Steel Shafts for superior strength
Applications:
Ideal for water treatment plants, HVAC systems, industrial process lines, and general fluid control applications where ANSI Class 125 compatibility is required.
Details
| specifications | |
|---|---|
| End Connections | Compatible with ANSI B16.1 Class 125 flanges |
| Material: | Ductile Iron |
| Pressure Rating: | ANSI Class 125 |
| Size: | 50mm to 600mm |
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