Bray International, Inc.

13333 Westland East Blvd. Houston, Texas 77041 United States

Unidirectional Knife Gate Valve Series 940

Specifications:-

Size Range NPS 2 to 24 / DN 50 to 600

Body Materials CF8 Stainless Steel, CF8M Stainless Steel, CF3M Stainless Steel, SAF 2205 Duplex, SAF 2507 Duplex, WCB Carbon Steel

Pressure Ratings 2 – 24" (50 – 600mm) 150psi (10bar)

Stem Materials 304 Stainless Steel

Body Style Single Piece, Wafer, Lug

Gate Materials 304, 316, 317, SAF 2507, SAF 2205,17-4PH, Hastelloy® C, Monel®

Seat Material Temperature Range   Buna-N: -34 to 194°F (-36 to 90°C)
                                                            EPDM: -65 to 248°F (-54 to 120°C)
                                                            Viton®: -15 to 392°F (-26 to 200°C)
                                                            PTFE/Viton Back-up Ring: -235 to 392°F (-148 to 200°C)

Design Standard MSS SP-81

Packing Maximum Temperature     PTFE: 500°F (260°C)
                                                            Impregnated PTFE: 450°F (232°C)
                                                            PTFE/Buna-N: 194°F (90°C)
                                                            PTFE/Viton®: 392°F (200°C)
                                                            PTFE/EPDM: 248°F (120°C)

Testing Standard MSS SP-151

Certifications CE/PED, Canadian CRN, AWWA C520 (2019)

Face to Face MSS SP-81

Actuator Options Handwheel, Bevel Gear, Pneumatic, Hydraulic, Electric

Applications Power, Mining, Pulp & Paper, Cement, Carbon Black, Chemical

Features & Benefits

The Series 940 unidirectional knife gate valve features a single piece, cast body design offers rugged performance in applications ranging from general purpose to severe media handling. Available with integral metal or replaceable soft seat, the Series 940 gate valve is easily automated for on/off applications.

Features:

Designed for easy, quick conversion between manual and pneumatic actuation. Featuring a lubricant injection port for continuous, smooth operation with minimal maintenance
Clevis design and horizontal bolting stabilizes gate ensuring proper alignment
Standard multi-layer square packing provides exceptional gland sealing
Optional energized quad seal packing for enhanced gland sealing
Standard integral metal seat with optional replaceable Class IV metal or Class VI resilient seats
Deflection resistant gate design ensures consistent alignment for industry leading durability
Unique body design with no dead pockets enables self-draining of valve
Lugged body suitable for all mounting orientations including dead-end service