Forged Steel Gate, Globe & Check
- All DSI® forged carbon steel valves maintain a .22% maximum carbon content and are normalized to further refine the grain and homogenize the microstructure.
- Every DSI Forged Steel valve is NACE compliant.
- Gland Packing: Die-formed Graphite Rings with Braided Graphite Top and Bottom Wiper Rings.
- All flanged DSI forged steel valves are integrally forged.
- Bonnet designs included bolted, union and welded construction.
- Bellow Seal and Cryohenic forged valves available.
- DSI forged steel valves contain no copper bearing alloys.
Forged Flanged End Valves
DSI® offers a complete line of Integrally Forged Flanged End Gate, Globe and Check valves.
- Size Range: 1/2″ thru 3″ (3″ Class 150 only)
- Class Range: 150-2500
- Pressure Bonnet Style: Bolted or Welded Bonnet Construction of Outside Screw and Yoke Design.
- Materials: A105N, LF2, LF3,F11, F22, F5, F9, F91, F304/L, F316/L, F317/L, F321, F347, Alloy 20. Specialties- Inco & Hast Alloy and Duplex Alloys
- Bellow Seal and Cryogenic Valves available.
Available Literature & Data
Threaded and Socket Weld Valves
DSI® offers a broad range of Forged Steel Gate, Globe and Check valves in threaded and socketweld end connections.
- Size Range: 1/4″ to 2″
- Pressure Class: 800 to 4500, inlcudes Class 1690 and 2680
- Bonnet Design, Bolted, Welded or Union Bonnet construction of either Inside Screw design or Outside Screw and Yoke design.
- Materials: Carbon- A105N, LF2, LF3. Chromes- F11, F22, F5, F9, F91. Stainless- F304/L, F316/L, F317/L, F321, F347, Alloy 20. Specialties- Inco and Hast Alloy and Duplex Alloy
- Bellow Seal, Cryogenic and Y Pattern Valves available.
Take-Off Type Valves
The DSI® Forged Integrally Reinforced External Body (IREB) Take-off valves are available from stock in a wide range of materials and end connection combinations.
- Size Range: 1/2″ thru 2″
- Pressure: 1500
- Bonnet Design: Welded and Bolted Bonnet Construction of Outside Screw and Yoke Design.
- Materials: A105N, LF2, LF3,F11, F22, F5, F9, F91, F304/L, F316/L, F317/L, F321, F347, Alloy 20. Specialties- Inco & Hast Alloy and Duplex Alloys
- Configurations: Integrally Reinforced Extended Body (IREB), Male Threaded, Male 5W, Male Couplett.