High Pressure Needle Valve for Water, Steam, and Gas Applications

• Customization: Available
• Power: Hydraulic
• Connection Mode: Welding
• Model NO.: J21W/H
• Material: Stainless Steel
• Pressure: Low Pressure
• Standard: Standard
• Media: Water,Steam,Gas,etc
• Media Temperature: Normal Temperature
• Nominal Diameter: 3~6mm
• Nominal Pressure: 16.0~32MPa
• Suitable Temperature: -29°c-150°c
• Suitable Medium: Water,Steam,Gas,etc
• Transport Package: Wooden Case Packing
• Specification: 1/2" - 3"
• Trademark: SHANGBAOLUO
• Origin: Jiangsu, China
• HS Code: 8481804090
• Production Capacity: 10000PCS/Year

Product Description

LIVE JOINT NEEDLETYPE GLOBE VALVE
ProductModel:J21W/H
NominalDiameter:6~25mm
NominalPressure:2.5-32MPa
Suitable temperature: -29°C~550°C
Suitable Medium:  water,steam,gas,etc

Product Title: J21W/H Live Joint Needle Type Globe Valve for Flexible Connections
Model: J21W/H

Product Overview

The J21W/H Live Joint Needle Globe Valve is designed for precise flow control and easy maintenance in high-pressure systems. Its live joint design allows for quick disassembly and reassembly, making it ideal for applications requiring frequent inspection or repair. Suitable for temperatures up to 550°C and pressures up to 32MPa.

Key Features

1. Needle-Type Precision
   • Tapered needle provides exact control over fluid flow.
2. Live Joint Design
   • Threaded or flanged connections enable rapid installation/removal for maintenance.
3. High-Temperature Rating
   • Suitable for temperatures up to 550°C in specialized applications.
4. Versatile Applications
   • Suitable for water, steam, gas, and other non-corrosive fluids.

Technical Specifications

 

Parameter	Details
Model	J21W/H
Nominal Diameter	6mm to 25mm
Nominal Pressure	2.5MPa to 32MPa
Working Temp. Range	-29°C to 550°C
Suitable Medium	Water, steam, gas, etc.
Material	Stainless Steel (body/needle), PTFE (seat)
Connection	Threaded (NPT/BSP) or Flanged

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, allowing for precise regulation of fluid flow.

2. Construction & Materials

• Body: Stainless steel (SS304/SS316) for corrosion resistance.
• Needle: Hardened stainless steel for durability.
• Seat: PTFE for tight sealing.
• Joint: Threaded or flanged for flexible connections.

3. Installation & Maintenance

• Orientation: Install in vertical or horizontal lines (consult specs for angled options).
• Maintenance: Easily disassemble the live joint for inspection or cleaning.

4. Applications

• Power Generation: Steam turbines, boilers.
• Petrochemical: Process heaters, reactors.
• HVAC: Large heating systems, steam distribution networks.

Why Choose J21W/H?

• Precision: Needle design ensures accurate flow control.
• Flexibility: Live joint simplifies maintenance and repairs.
• Durability: Withstands high pressure and extreme temperatures.

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

 

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