FlowBiz Stainless Steel Needle Valve with Ball Valve Assembly – Valve for Gas Sampling & Calibration
Analytical gas sampling, calibration manifolds, continuous emission monitoring systems (CEMS), and gas distribution skids require combined precision metering and rapid isolation. The FlowBiz Stainless Steel Needle Valve with Ball Valve Assembly - Valve for Gas Sampling & Calibration provides a dual-valve instrumentation setup engineered to optimize sample collection, instrument calibration, and safe system venting without atmospheric contamination.
By combining a fine-metering needle valve with a quick-acting, quarter-turn miniature ball valve, this assembly allows operators to perform micro-metered flow adjustments while maintaining instantaneous shut-off capabilities. Built from forged/barstock stainless steel (SS304 / SS316), the FlowBiz Stainless Steel Needle Valve with Ball Valve Assembly ensures long-term resistance against corrosive media, high pressures, and mechanical wear in precision gas monitoring applications.
Technical Specifications & Features
The FlowBiz Stainless Steel Needle Valve with Ball Valve Assembly is engineered to rigorous quality and instrumentation standards:
- Product Name: FlowBiz Stainless Steel Needle Valve with Ball Valve Assembly - Valve for Gas Sampling & Calibration
- Assembly Components: Barstock Stainless Steel Needle Valve (Fine Metering) + Compact Barstock Stainless Steel Ball Valve (Fast Isolation)
- Size Range: 1/8", 1/4", 3/8", and 1/2" (NPT / BSP Female & Male Threaded Ends)
- Pressure Rating: 1000 PSI to 6000 PSI (69 Bar to 413 Bar)
- Material of Construction (MOC): Stainless Steel (ASTM A276 SS304 / SS316 / SS316L)
- Stem Tip (Needle Valve): Hardened non-rotating needle stem tip for precise gas metering and erosion resistance
- Sealing & Seats (Ball Valve): High-density PTFE / PEEK seats with secondary Viton O-ring seals for bubble-tight isolation
- Operation: Ergonomic stainless steel T-bar handle (Needle Valve) & heavy-duty blue sleeve lever handle (Ball Valve)
- Port Protection: Blue dust cap plugs provided on all threaded ends to prevent thread damage and internal contamination before installation
Technical Overview Table
Technical Parameter | Specification Details |
Product Name | FlowBiz Stainless Steel Needle Valve with Ball Valve Assembly |
Application | Gas Sampling & Calibration Systems |
Manufacturer | FlowBiz Exports Pvt. Ltd. |
Assembly Type | Needle Valve (Metering) + Ball Valve (Primary Isolation) |
Size Range | 1/8" to 1/2" NPT / BSP (M x F / F x F) |
Pressure Rating | Up to 6000 PSI (Needle) / Up to 1000 PSI (Mini Ball) |
Body Material | SS304 / SS316 Stainless Steel Barstock |
Seat / Packing | PTFE / PEEK / Grafoil / Viton |
Testing Standard | 100% Nitrogen & Helium Hydrostatic/Pneumatic Tested |
Key Applications Across Gas & Analytical Utilities
The FlowBiz Stainless Steel Needle Valve with Ball Valve Assembly delivers maximum control in complex gas handling environments:
- Gas Chromatography & Online Analyzers: Provides primary fast shut-off via the ball valve and precise flow adjustment to column detectors via the needle valve.
- Continuous Emission Monitoring Systems (CEMS): Controls flue gas sampling lines and calibration gas injection cycles on industrial stack monitoring panels.
- Portable Gas Sampling Cylinders: Serves as a primary safety and metering manifold on high-pressure gas sampling bottles and transportation cylinders.
- Gas Cylinder Manifolds & Calibration Skids: Manages span gas, zero gas, and process sample lines in refinery gas plants and testing laboratories.
Why Choose FlowBiz Exports Pvt. Ltd.?
The FlowBiz Stainless Steel Needle Valve with Ball Valve Assembly provides unique design benefits for high-integrity gas systems:
- Dual-Function Convenience: Merges fine flow control (needle valve) and fast quarter-turn isolation (ball valve) into a coordinated instrument assembly.
- Zero-Leakage Assurance: Every valve in the assembly undergoes rigorous pneumatic and helium leak testing to guarantee zero emissions during hazardous gas handling.
- Minimal Dead Volume: Low internal cavity design reduces sample retention, preventing cross-contamination during gas analysis and sensor calibration.
- Superior Corrosion Resistance: SS316 barstock body options withstand aggressive gases like hydrogen sulfide ($H_2S$), sulfur dioxide ($SO_2$), and natural gas condensate.
Reliable Supply Chain Across India & Abroad
FlowBiz serves as a trusted Forged Steel Ball Valve manufacturer with a massive distribution network. We provide rapid delivery and local support in:
- Gujarat: Key hubs including Ahmedabad (Odhav, Vatva, Naroda, Sanand), Vapi, Bharuch, Dahej, Gandhidham, and Surat (Hazira, Sachin).
- Maharashtra: Major industrial centers such as Mumbai, Pune, Nashik, Nagpur, and Aurangabad.
- International: Proudly exporting high-pressure valve solutions to clients across Africa.