Bonnetless valves
Overview
Category: Gate, globe, and check valves
Forged, one-piece y-pattern, oblique, vertical and angle valves for high pressure applications. Available in globe (needle and stop) and piston check (designed with screwed-in seat) valve types.- One-piece forging with integral body-bonnet design
- In-line repairable
- Rotating/rising stem available in XB series
Y-pattern globe valves
- Non-rotating stem on y-pattern globe valves
- Fully guided, non-spinning, CoCr alloy disc
- Available in: forged carbon steel, stainless, alloy (including F91 and F92), and nickel alloy steels
- Available with bellows seal
- For nuclear and NACE (sour gas) services
Products
Category: Gate, globe, and check valves
Product line: Bonnetless valves
- Forged steel y-pattern bonnetless globe valves
- Size range(s)
- NPS 1/4 - 4 (DN 8 - 100)
- Pressure rating
- ASME Classes 1690 - 4500
- Standard connections
- Socket weld, butt weld, and threaded
- Bellows seal globe valves, hermetically-sealed y-pattern
- Size range(s)
- NPS 1/2 - 2 (DN 15 - 50)
- Pressure rating
- ASME Classes 1500 - 2500
- Standard connections
- Threaded, socket weld, butt weld
- Piston check valves
- Size range(s)
- NPS ¼ - 4 (DN 8 - 100)
- Pressure rating
- ASME Classes 1690 - 4500
- Standard connections
- Threaded, socket weld, butt weld
- XB series bonnetless globe valves (discontinued)
- Size range(s)
- Not Available
- Pressure rating
- Not Available
- Standard connections
- Not Available