Precision Qff3 Needle Valve for Liquefied Petroleum and Acid Control

• Customization: Available
• Power: Hydraulic
• Connection Mode: Welding
• Model NO.: QFF3
• Material: Stainless Steel
• Pressure: Low Pressure
• Standard: Standard
• Media: Liquefied Petroleum Gas,Acid,Steam, Oil
• Media Temperature: Normal Temperature
• Nominal Diameter: 5~20mm
• Nominal Pressure: 2.5~32MPa
• Suitable Temperature: -29°c-425°c
• Suitable Medium: Liquefied Petroleum Gas,Acid,Steam, Oil
• Transport Package: Wooden Case Packing
• Specification: 1/2" - 3"
• Trademark: SHANGBAOLUO
• Origin: Jiangsu, China
• HS Code: 8481804090
• Production Capacity: 10000PCS/Year

Product Description

PINGHENGZHEN TYPE VALVE
Product Model:QFF3
Nominal Diameter:5mm
Nominal Pressure:1.6-32.0MPa
suitable temperature:-29°C-150°C
Suitable Medium: Liquefied petroleum gas,acid,steam, oil

Product Title: QFF3 Balance Needle Valve for Pressure Regulation
Model: QFF3

Product Overview

The QFF3 Balance Needle Valve is designed to provide precise flow control in applications requiring pressure balancing. Its unique design minimizes pressure drop across the valve, making it ideal for critical systems. Suitable for temperatures up to 150°C and pressures up to 32MPa.

Key Features

1. Balance Design
   • Minimizes pressure drop for efficient flow regulation.
2. Needle-Type Precision
   • Tapered needle ensures exact control over fluid flow.
3. High-Pressure Capability
   • Rated for pressures up to 32MPa (4640 PSI) for demanding applications.
4. Versatile Media Compatibility
   • Suitable for LPG, acid, steam, oil, and other non-corrosive fluids.

Technical Specifications

 

Parameter	Details
Model	QFF3
Nominal Diameter	5mm
Nominal Pressure	1.6MPa to 32.0MPa
Working Temp. Range	-29°C to 150°C
Suitable Medium	LPG, acid, steam, oil, etc.
Material	Stainless Steel (body/needle), PTFE (seat)
Connection	Threaded (NPT/BSP)

Quality Standards

• Certifications: ISO 9001, CE, API 598 (for valve testing).
• Testing: Hydrostatic pressure test at 1.5x nominal; cycle-tested for 50,000+ operations.
• Warranty: 12 months from installation date.

Detailed Description

1. Working Principle
The needle-shaped plunger moves vertically to control the flow area, while the balance design ensures minimal pressure drop across the valve.

2. Construction & Materials

• Body: Stainless steel (SS316) for corrosion resistance.
• Needle: Hardened stainless steel for durability.
• Seat: PTFE for tight sealing.

3. Installation & Maintenance

• Orientation: Install in vertical or horizontal lines (consult specs for angled options).
• Maintenance: Regularly inspect the seat and needle; clean or replace as needed.

4. Applications

• Industrial: Process control systems, chemical dosing.
• Energy: LPG/CNG dispensing, fuel lines.
• Laboratory: Gas chromatography, analytical instruments.

Why Choose QFF3?

• Precision: Needle design ensures accurate flow control.
• Efficiency: Balance design minimizes pressure drop.
• Durability: Withstands high pressure and corrosive environments.

Contact Us Now for technical datasheets, pricing, or custom configurations!
OEM/ODM partnerships available. Custom material/connection options on request.

 

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