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Stainless steel high pressure regulator for gas cylinder

This series of high-pressure stainless steel pressure regulators is designed for precise manual regulation of gases and liquids in demanding environments. Constructed from premium, corrosion-resistant stainless steel, the valve features a compact, robust body with an integrated stainless steel sintered mesh filter at the inlet port to prevent particulate contamination. Equipped with an ergonomic adjustment knob (available in anodized aluminum or heavy-duty plastic), it delivers stable downstream pressure regulation, making it ideal for high-purity specialty gases, laboratory analysis, gas cylinders, and industrial instrumentation systems

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Technical Specifications

  1. Product Type: High Pressure Gas / Fluid Pressure Regulator

  2. Structure Type: Single-Stage (or Two-Stage) Diaphragm/Piston Type

  3. Body Material: Stainless Steel 316L / 316 / 304

  4. Seat Material: PCTFE / PEEK / PTFE (Depending on pressure requirements)

  5. Diaphragm/Piston Material: Stainless Steel 316L / Hastelloy (for high flexibility and purity)

  6. Inlet Protection: Built-in Stainless Steel Sintered Mesh Filter (protects internal components)

  7. Maximum Inlet Pressure: 3000 PSI / 4000 PSI (approx. 250 - 300 bar)

  8. Outlet Pressure Ranges: 0–25, 0–50, 0–100, 0–250, 0–500 PSI (Multiple adjustable ranges)

  9. Inlet/Outlet Port Size: 1/4" NPT (Female), 1/8" NPT, or customized compression fittings

  10. Gauge Ports: Dual 1/4" NPT ports for inlet and outlet pressure gauges (standard configurations)

  11. Flow Coefficient (Cv): 0.06 / 0.15 / 0.2 (Optimized for instrumentation and high purity lines)

  12. Operating Temperature: -40°F to +165°F (-40°C to +74°C)

  13. Applicable Medium: High purity gases, corrosive gases, specialty gases (O2, N2, Ar, He, H2), and liquids

  14. Adjustment Mechanism: Manual handknob with fine-pitch thread for precise control

  15. Handknob Material: Anodized Aluminum (Gold/Black) or Heavy-duty Engineering Plastic

  16. Inboard Leak Rate: ≤ 2 x 10⁻⁸ atm cc/sec Helium (Ensures high purity standard)

  17. Outboard Leak Rate: ≤ 2 x 10⁻⁹ atm cc/sec Helium

  18. Design Standards: Compliant with CGA, ASME, and high-purity piping regulations

  19. Mounting Options: Panel mounting capability or pipeline mounting

  20. Cleaning and Packaging: Oxygen-clean standard / Cleanroom assembled and vacuum-bagged


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