DBB Monoflange Valve

NSV DBB Monoflange Valve

The NSV DBB monoflange valve is constructed from ASTM A105N forged carbon steel for high pressure service. It integrates two block valves with a central bleed port to provide double isolation and safe depressurization, ideal for instrumentation lines, sampling systems, and industrial automation.

Key Features

Body material: ASTM A105N carbon steel
Nominal size: DN20–DN50 (3/4"–2")
Pressure rating: ANSI Class 1500
Operating temperature: -29°C to +425°C
Valve type: DBB (Double Block and Bleed), monoflange connection
Sealing: Metal-to-metal seat with Stellite hardfacing
End connection: Monoflange, compliant with ANSI B16.5
Operation: Manual handwheel with manual bleed valve
Standards: ASME B16.34, API 600, ISO 5208

Typical Applications
Instrumentation sampling lines, process control loops, safety valve isolation, gas analysis equipment, petrochemical plants.

FAQ

1.Q:Is there have MOQ?

A：No.we can accept 1set,but there have additional cost $150.00(process of export) if the order value within $2000.00.

2. Q:How can I get your company catalog?

A: For your reference, basic catalogue is same as "Download>E-Catalog” of homepage. If you need printed material or request more specific data like PQ material, please contact sales team.

3. Q:Does your company have any agent/distributor with the exception of China?

A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.

4. Q:Are you manufacturer or trading company?

A: We’re manufacturer,but our factory name is not named NSV due to we’re professional in promotion NSV brand with best service,and also have sold to many end user success.