Efficient Pressure Regulator, 500psig Inlet, 0-15 Psig Outlet Options

• Customization: Available
• Media: Gas
• Standard: ANSI
• Model NO.: WR13
• Certification: RoHS, ISO, CE
• Temperature: Ordinary Temperature
• Connection: Thread
• Valve Seat: Single-Seat
• Structure: Diaphragm
• Material: Stainless Steel
• Maximum Inlet Pressure: 500psig
• Outlet Pressure Range: 0~15, 0~30, 0~75, 0~150 Psig
• Valve Seat Material: PCTFE
• Diaphragm: Hastelloy or 316L
• Filter Element: Filter Element
• Working Temperature: :-40ºC~+74ºC(-40°f~+165°f)
• Leakage(Helium) Internal: Internal:No Visible Air Bubbles External:≤1X10
• Flow Coefficient(CV): 1.8
• Clean Class: BV or Ep
• OEM: Yes
• ODM: Yes
• Warranty: 1 Year
• Stage No.: Single
• Application: Gas: Oxygen, Nitrogen, Hydrogen, Helium, CO2 etc..
• Valve Body Port: Inlet:1/4NPT Outlet:1/4NPT Others Optional
• Transport Package: Standard Export Package
• Specification: 160-75MM
• Trademark: AFKLOK
• Origin: Hunan Province China

Product Description

Product Parameters

W

WR31 Series: Premier High Pressure, High Flow Reducing Regulator Technical Specifications: - Maximum Inlet Pressure: 4500psig/6000psig - Outlet Pressure Range: 0~300, 0~600, 0~1000, 0~1500, 0~2500 PSIG - Internal Components Material: - Valve Seat: Premium PCTFE - O-ring: Resilient FKM - Piston: Robust 316L Stainless Steel - Operating Temperature: -40ºC to +74ºC (-40°F to +165°F) - Helium Leakage: - Internal: No visible air bubbles - External: No visible air bubbles - Flow Coefficient (Cv): 2.0 - Valve Body Ports: - Inlet: 1/4NPT - Outlet: 1/4NPT - Pressure Gauge Port: 1/4NPT - Clean Process: Adheres to AST G93 Class C meticulous cleaning standards - Key Features: - Tailored for hydrogen energy high pressure and high flow applications - Innovative piston sensing design offering an extensive outlet pressure adjustment range - Suitable for use with non-corrosive and standard gases - Optional application in oxygen environments

Product model	Valve body material	Inlet pressure P1	Outlet pressure range P2	Orifice configuration	Port 1 2 3 4	Installation
WR31	6L - 316L Stainless steel	45 - 4500 PSIG 60 - 6000 PSIG 1000 - 0 - 1000 PSIG 1500 - 0 - 1500 PSIG 2500 - 0 - 2500 PSIG	300 - 0 - 300 PSIG 600 - 0 - 600 PSIG For other ports, please contact Wofly Hunan technicians.	A - 1 inlet 1 outlet B - 1 inlet 2 outlet D - 2 inlet 2 outlet	04 - 1/2" NPT female thread 05 - 3/4" NPT female thread 12 - 1/2" Female connector 13 - 3/4" Female connector M - Pressure gauge attached (PSI / Mpa)	No requirement Z - with Panel Bracket

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Company Profile

Founded in 2011, Hunan Wofly Technology Co., Limited is a trailblazer in high-purity fluid control solutions, designing state-of-the-art valves and integrated gas distribution systems. Our ISO 9001-certified product lineup, which includes diaphragm valves, pressure regulators, and precision instrumentation valves, meets CE, RoHS, and SEMI S2 standards. Designed for critical tasks in semiconductor fabrication, hydrogen energy infrastructure, and photovoltaic manufacturing, our solutions guarantee impeccable leak-tight performance in ultra-clean environments. With a steadfast 14-year dedication to enhancing gas handling safety, Wofly provides certified reliability through strict quality management systems, empowering global clients across mission-critical industries.

Certifications

Our Advantages

Our standout advantage is our comprehensive approach — not only do we produce top-tier pressure-reducing valves, but we also deliver end-to-end services for designing and installing gas distribution systems, offering our customers a seamless and efficient experience.