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Block and Bleed Needle Valves
Block and Bleed Needle Valves
High Pressure Equipment offers Block and Bleed needle valves
designed for calibration operations. Block and Bleed needle valves
provide controlled flow to high-pressure hydraulic and pneumatic
systems through both shut-off regulation and diversion. These
needle valves deliver safe, reliable operation to 20,000 psi.*
Teflon packing provides dependable leak-free service up to 400°F (204°C).
- Tube sizes: 1/4", 3/8", 9/16" medium pressure and 1/4" FNPT, 3/8" FNPT, 1/2" FNPT
- Non-rotating stem design
- Type 300 stainless steel tee handles
- Teflon packing to 400°F (204°C)
- Optional wetted parts available
- Optional O-rings available
Double Block and Bleed Needle Valves
High Pressure Equipment Company introduces its Double Block and
Bleed needle valves that deliver safe, reliable operation to 20,000 psi.
Our valves feature coned and threaded connections for 1/4" to 1"
medium pressure tubing, making them ideal for pressure monitoring
and testing, chemical injection and drain line isolation applications.
This valve is manufactured from cold worked stainless steel and
17-4-H1075 with 300 stainless steel tee handles and a non-rotating
stem design. Teflon packing provides reliable leak-free service
from 0°F (-17.8°C) to 400°F (204°C).
- Rated for service to 20,000 psi
- DBB series: 1/4" to 1" medium pressure, coned and threaded connections
- Non-rotating stem design
- Type 300 stainless steel tee handles
- Manufactured from cold worked stainless steel and 17-4-H1075
- 1/4" FNPT vent
- Teflon packing from 0°F (-17.8°C) to 400°F (204°C)
- Optional wetted parts available
- Optional PolyPak available
Double Block and Bleed Valves
High Pressure Equipment has designed a trunion style block and bleed ball valve for calibration applications to 15,000 psi. This reliable ball valve is an excellent method to block and bleed high pressure hydraulic and pneumatic systems used for pressure monitoring and test, chemical injection and drain line isolation. This is a full port, quarter turn double ball valve.
- Trunion style closure, ideal for severe service applications
- .203", .250", .313" and .375" orifices
- Tube sizes: 3/8", 9/16", 3/4", 1/4" NPT, 3/8" NPT and 1/2" NPT
- 316 stainless steel construction
- Viton O-rings
- PEEK ball seats provide excellent environmental and chemical resistance
- Optional O-rings, wetted parts and materials of construction available
- Double positive isolation
- Vent port is 1/4" FNPT
