High Purity Dual Stage Gas Regulator with Diaphragm Valve and CGA Connection

Product Type: Dual Stage Gas Regulator
Body Material: 316L Stainless Steel
Pressure Type: Dual Stage Regulation
Max Inlet Pressure: 6000 psig
Outlet range: 0-250 psig
Inlet Connection: CGA Fittings
Outlet Valve Type: Diaphragm Valve
Application: High Purity Gas, Laboratory Gas, GC System
Connection: NPT / Tube Fitting
Gas Type: Specialty Gas

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Product Details

Product Tags

Product Overview

The High Purity Dual Stage Gas Regulator with Diaphragm Valve is designed for precise pressure control in laboratory gas systems, specialty gas applications and analytical instruments. Manufactured with 316L stainless steel body and wetted parts, it provides excellent corrosion resistance and reliable performance for high purity gases.

Featuring dual stage pressure reduction technology and stainless steel diaphragm valve structure, this regulator helps maintain stable outlet pressure under changing inlet pressure conditions. It is suitable for gas chromatography (GC), laboratory gases, semiconductor processes, pharmaceutical research and other high purity gas delivery systems.

Product Parameters

Product Name	High Purity Dual Stage Gas Regulator with Diaphragm Valve
Body Material	316L Stainless Steel
Wetted Parts Material	316L Stainless Steel
Pressure Regulation Type	Dual Stage Pressure Reduction
Maximum Inlet Pressure	6000 psig
Outlet Pressure Range	0-250 psig
Valve Type	Diaphragm Valve
Diaphragm Material	316L Stainless Steel
Pressure Gauge	0-6000 psig
Inlet Connection	CGA Connection / NPT / Tube Fitting Optional
Outlet Connection	NPT / Tube Fitting Optional
Application	High Purity Gas, Laboratory Gas, GC System, Specialty Gas
Suitable Industries	Laboratory, Semiconductor, Pharmaceutical, Analytical Equipment

Key Features

316L stainless steel high purity gas regulator body

316L Stainless Steel Body

The 316L stainless steel body and wetted parts provide excellent corrosion resistance and reliable performance for high purity gas applications.

Dual Stage Pressure Control

Two-stage pressure reduction provides stable outlet pressure and improves control accuracy for laboratory and specialty gas systems.

diaphragm valve high purity gas regulator

Diaphragm Valve Design

The stainless steel diaphragm valve structure helps reduce contamination risk and ensures reliable sealing performance.

Model Selection Guide

The ordering information helps users select the suitable regulator configuration according to series, body material, pressure range, gauge option, inlet connection, outlet connection and valve accessories.

Ordering Information

Series	Body Material	Body Port	Inlet Pressure	Outlet Pressure	Pressure Gauge	Inlet Connection	Outlet Connection	Valve Option
R31	L	G	-W	F	G	C580	01	D
R31	L:316L Stainless Steel	G M Q	W:6000 psi R:3000 psi K:500 psi	F:0-250 psi C:0-100 psi B:0-50 psi A:0-25 psi	G:MPa P:psi/bar W:No Gauge	01:1/4"NPT(F) C330:CGA330 C580:CGA580 52:G5/8"-RH(F) 64:W21.8-14LH(F)	01:1/4"NPT(F) C330:CGA330 C580:CGA580 52:G5/8"-RH(F) 64:W21.8-14LH(F)	D:Diaphragm Valve B:Ball Valve N:Needle Valve

Note: For more model selections and customized configurations, please contact LITEN.

Applications

Gas Chromatography Laboratory

Suitable for GC instruments and analytical equipment requiring precise and stable gas pressure control.

Specialty Gas System

Designed for high purity gas, calibration gas and laboratory gas supply applications.

Semiconductor Process

Suitable for precision gas control systems used in semiconductor and advanced manufacturing.

Pharmaceutical Laboratory

Used in laboratory research, testing equipment and analytical gas systems.

Frequently Asked Questions

Q1: What is the advantage of a dual stage gas regulator?

The dual stage design reduces inlet pressure in two steps and provides more stable outlet pressure when inlet pressure changes.

Q2: Does this regulator support CGA connection?

Yes. CGA cylinder connections such as CGA330 and CGA580 are available according to gas cylinder requirements.

Q3: What material is used for the regulator body?

The regulator body and wetted parts are manufactured from 316L stainless steel for high purity gas applications.

Q4: Can the regulator be customized?

Yes. Connection type, pressure range, gauge configuration and valve options can be customized.