AFKLOK R31 Dual Stage Pressure Regulator 3000/4500psig Max Inlet with 0.05 Cv Flow Coefficient

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 7~10 day
Brand: AFKLOK
Product Description
Product Overview

The AFKLOK R31 Dual Stage Pressure Regulator delivers high-precision pressure control for demanding industrial applications. Engineered with stainless steel construction and dual-stage diaphragm technology, this regulator provides exceptional accuracy and reliability in semiconductor manufacturing, welding, food packaging, and medical gas systems.

Key Features
  • Dual-stage corrugated diaphragm design for enhanced sensitivity and extended cycle life
  • Compatible with corrosive and toxic gases for challenging industrial environments
  • Integrated 20 μm filter element at inlet for gas purity maintenance
  • Suitable for oxygen environments with specialized material compatibility
  • Stainless steel 316L construction for maximum durability and corrosion resistance
Technical Specifications
ParameterSpecification
Maximum Inlet Pressure3000psig / 4500psig
Outlet Pressure Range0-30 / 0-60 / 0-100 / 0-150 / 0-250 psig
Flow Coefficient (Cv)0.05
Working Temperature-40℃ to +74℃ (-40℉ to +165℉)
Internal Leak Rate (Helium)≤1×10 mbar l/s
External Leak Rate (Helium)≤1×10 mbar l/s
Inlet/Outlet Port1/4" NPT
Pressure Gauge Port1/4" NPT
Seat MaterialPCTFE
Diaphragm MaterialHastelloy
Filter Mesh Material316L Stainless Steel
Industrial Applications
Welding Industry

Decompresses high-pressure argon gas for argon arc welding, ensuring stable gas delivery to welding torches and improved weld quality through effective gas protection.

Food Industry

Regulates nitrogen pressure for food packaging applications, displacing oxygen to prevent food oxidation and extend shelf life.

Medical Industry

Provides safe, stable oxygen pressure delivery in hospital central supply systems for patient oxygen therapy and medical equipment operation.

AFKLOK R31 Dual Stage Pressure Regulator product image showing stainless steel construction and professional design
Customization & Ordering
  • Brand: AFKLOK | Model: R31
  • Origin: China | Certification: CE
  • Minimum Order: 1 unit
  • Delivery Time: 7-10 days
  • Payment Options: L/C, D/A, D/P, T/T, Western Union, MoneyGram
  • Supply Capacity: 5000 units
  • Connection Type: Male Thread, 1/4" NPT
AFKLOK R31 Pressure Regulator technical diagram showing internal components and flow path
Technical Support & Services

Comprehensive technical support including troubleshooting, maintenance guidance, installation assistance, calibration services, and product training programs to optimize regulator performance and efficiency.

AFKLOK R31 Pressure Regulator in industrial application setting with professional installation
Frequently Asked Questions
What is the brand and model of this pressure regulator?

Brand: AFKLOK | Model: R31

Where is this regulator manufactured and what certifications does it have?

Manufactured in China with CE certification for quality assurance.

What payment methods are accepted?

We accept L/C, D/A, D/P, T/T, Western Union, and MoneyGram for your convenience.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Wofly Technology Co., Ltd.
Location Foor 2, 4th Buidling, A Zone, Xinhe Xinxing Industrial 3th Zone, Fuhai Avenue, Baoan, Guangdong, China.
Contact Person Catlin Zeng

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