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3450 Series High-Flow (0.6 Cv) Line Regulator - SS

USD $1,802.18

3450 Series High-Flow (0.6 Cv) Line Regulator - SS

USD $1,802.18
Part Number:    3450 Series
   Availability:   Ships within 24 hours from Montgomeryville, PA

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Product Description

MATHESON made in the USA



A high purity line regulator for use with non-corrosive or semi-corrosive gases including dichlorosilane, ammonia, or amines in high flow applications.


• Point-of-use regulation of gases in high purity, high flow applications (up to 730 SCFH)

Design Features

• High-purity 316L stainless steel body
• 316 stainless steel diaphragm
• Metal to metal seals minimize diffusion of contaminants
• 2” delivery pressure gauge
• Bonnet ported and threaded to pipe gases away from work area
• Equipped with outlet diaphragm valve
• 1/4” compression tube inlet/outlet connection
• Porous metal filter protects seat from contamination
• Bonnet threaded for panel mounting
• Body screw thread tapped for back mounting

Ordering Information  
Part Number Max
Delivery Pressure
Delivery Pressure
SEQ3452 30 psi 30"-0-60 psi
SEQ3454 100 psi -30"-0-200 psi

Materials of Construction

• Gauges: 316 stainless steel
• Body: 316L stainless steel
• Bonnet: Stainless steel
• Diaphragm: 316 stainless steel
• Seat: Teflon
• Seals: Metal to metal 


• Maximum Inlet Pressure: 500 psi (3,450 kPa)
• Maximum Flow Rate (At 500 psi, N2):
          Model 3452: 900 SCFH (425 SLPM)
          Model 3454: 1800 SCFH (850 SLPM)
• Flow Capacity (Cv): 0.6
• Operating Temperature: -40°F to 165°F (-40°C to 74°C)
• Flow Direction: Right to Left
• Inlet/Outlet Fittings: 1/4” Compression
• Porting (Regulator Body): 1/4” NPT Female
• Porting Configuration: 1 High, 2 Low

  Mounting Options
  Mounting Bracket for Regulators
Mounting Nuts are also needed (see below).
The regulator knob will have to be removed in order to mount on this bracket.
  Mounting Nuts
These nuts can be used either with the above bracket or for mounting in a panel.



Instructions, General Regulator

3D Model


Warranty Information

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