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Products / Valves / Butterfly Valves
Industrial Butterfly Valve Range — Multi-Brand
Valvenok supplies a comprehensive range of industrial butterfly valves engineered for reliable flow interception and low pressure loss across gas distribution, oil & gas, and process applications. From Mars Valves high-pressure butterfly valves rated to ASME Class 1500 across NPS 2–48, to Pietro Fiorentini BF 31 and BF 32 series for medium and low pressure natural gas networks — every valve sourced from trusted global manufacturers and built for hermetic, leak-tight performance.
Valvenok supplies a comprehensive range of industrial, marine and instrumentation valves engineered for demanding service conditions across oil & gas, petrochemical, power generation and marine industries. From API-rated process isolation valves to class society approved marine valves and precision SS316 instrumentation valves — every product built for leak-tight, reliable performance.
Butterfly Valves
Butterfly valves by Mars Valves engineered for industrial flow control applications. Available across ASME Class 150–1500 and NPS 2–48 for demanding process environments requiring precision flow control.
NPS 2–48 | DN 50–1200
ASME Class 150–1500
High-Pressure Service
Industrial Flow Control
Precision Engineered
Mars Valves
BF 31 Butterfly Valve
Pietro Fiorentini BF 31 butterfly valve for medium and low pressure gas distribution networks. Hermetic internal seal, 360° butterfly rotation for self-cleaning, chromium-plated spherical seat for low control torques and long service life. Rated to 16 bar UNI PN16 / 19 bar ANSI 150 RF.
DN 300–600 | 12"–24"
16 bar (UNI PN16) / 19 bar (ANSI 150 RF)
Hermetic Internal Seal
360° Self-Cleaning Rotation
NBR / FKM Sealing Options
Pietro Fiorentini
BF 32 Butterfly Valve
Pietro Fiorentini BF 32 butterfly valve for medium and low pressure gas distribution. Features dual sealing rings with leak-check port, chromium-plated spherical seat, and 360° self-cleaning rotation. Rated to 16 bar UNI PN16 / 19 bar ANSI 150 RF across DN 50–250.
DN 50–250 | 2"–10"
16 bar (UNI PN16) / 19 bar (ANSI 150 RF)
Dual Sealing Rings
In-Line Seal Check Port
VITON Standard / NBR on Request
Pietro Fiorentini
DN 50–1200
Size Range
Up to Class 1500
Max Pressure Class
16–19 bar
Gas Distribution Rating
VITON / NBR / FKM
Seal Options
Multi-Brand
Product Range