Double Block & Bleed Needle Valve, Cartridge & Right Angle Types – Technical Guide by Udhhyog
For critical isolation and instrumentation applications, choosing the right needle valve configuration is vital. From double block & bleed (DBB) systems to cartridge and right-angle types, each design offers distinct flow control benefits.
As Delhi’s trusted industrial valve supplier, Udhhyog brings you a technical overview of premium needle valve types used across hydraulic, chemical, and high-pressure systems.
1. Double Block & Bleed Needle Valve (DBB)
A Double Block & Bleed (DBB) valve provides two isolation barriers and a bleed outlet in one compact body. This allows safe maintenance and testing without shutting down the full line.
Two isolation needles + 1 bleed port
Available in 2-valve and 3-valve configurations
Leak-proof construction with PTFE/metal seat
Oil & gas pressure monitoring
Bypass systems in refineries
SS 304 / SS 316L / Monel / Duplex
Threaded, flanged or socket weld ends
Pressure: Up to 10,000 PSI
2. Cartridge Type Needle Valve
Cartridge needle valves are compact flow control units designed to be directly inserted into hydraulic manifolds or blocks.
Easy removal and replacement
No external body – fits within a port
Compact industrial equipment
Material: MS / SS 304 / SS 316
3. Right Angle Needle Valve
Right-angle needle valves are L-shaped devices ideal for corner-mounted flow systems or limited space setups.
Saves space in control panels
Pressure: 3000 – 6000 PSI
End type: Male / Female threaded, Swagelok
Why Choose Udhhyog for Specialized Needle Valves?
🏭 Valve Configurations Available:
DBB (2-valve / 3-valve / 5-valve types)
Cartridge & block insert valves
Right-angle and globe pattern valves
Available in bulk for OEMs and contractors
Delivered to Punjab, Haryana, UP, Rajasthan, J&K within 1–3 days
Direct-from-manufacturer rates
GST billing & discounts for volume
Hydro-tested and certified
Material Test Certificates (MTC) on request
Compatible with ANSI, DIN, and BIS specifications
Udhhyog Needle Valve Price Highlights (2024)
Valve TypeSizeMaterialPrice Range (INR)Double Block & Bleed Valve½"–1"SS 316₹1200 – ₹2500Cartridge Needle Valve¼"–1"SS/MS₹200 – ₹600Right Angle Needle Valve¼"–½"Brass/SS₹220 – ₹450
📥 Request full PDF catalog: https://udhhyog.com/valves
Q1: Do DBB needle valves come with vent plugs?
Yes, optional vent/bleed plugs or gauge ports available.
Q2: Can I get a cartridge valve with custom thread?
Yes, custom BSP/NPT threads available on bulk orders.
Q3: Are all valves tested before dispatch?
Absolutely. Hydro & air test conducted before shipping.
How to Order from Udhhyog
📞 Call: +91-XXXXXXXXXX
🌐 Website: https://udhhyog.com
📩 Email: [email protected] / Contact Form