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683

683 / 686 / 693 / 696 – Bailey Birkett Single High Lift Cast Steel Safety Relief Valve

The 680 and 690 series of single high lift safety valves combine a top guided design, to provide an unobstructed seat bore, with a floating disc that aligns correctly under all working conditions. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.

Type
Single Pot • High Lift • Side Discharge • Lever (686/696) or Dome Top (683/693)
Size & Connections
DN40 to DN100 • Flanged PN16/25/40, ANSI 150/300, BS10 E/F/H*
Duty
Air • Inert Gases • Oil • Process Liquids • Steam • Water
Materials
Cast Steel Body & Bonnet • Stainless Steel Disc
Set Pressure Range
683/686 : 0.25 to 13 bar • 693/696 : 0.25 to 13 bar
Temperature
-20°C to 230°C
Compliance & Approvals
BS6759 Part 1, 2 & 3 (dependent on duty)
* Dependent on series, specify when enquiring
Contact Us683/686 & 693/696 – Bailey Birkett Single High Lift Cast Steel Safety Relief Valve - PDF DatasheetCertificated to BS6759 StandardsBailey Birkett part of Emerson

683/686 & 693/696 – Bailey Birkett Single High Lift Cast Steel Safety Relief Valve

683 – Bronze Pressure Reducing Valve for High-Pressure Air & Neutral Gases

The 683 is an IMPA coded pressure reducing valve which is suitable for high-pressure compressed air and neutral.

Type
Direct-Acting
Size & Connections
10mm (3/8″) to 32mm (1 1/4″) • BSP Female
Duty
Air • Neutral Gases
Materials
Bronze Body • Brass Internal Parts • NBR Seals
Maximum Upstream Pressure
Up to 50 Bar (32mm – 30 bar)
Downstream Pressure Range
1.5 to 10 Bar (depending on version)
Temperature
-10°C to 95°C (depending on version)
Compliance & Approvals
IMPA Coded
Buy 683 - Pressure Reducing Valve for High-Pressure Water, Air & Neutral Gases683 - Pressure Reducing Valve for High-Pressure Water, Air & Neutral Gases - PDF DatasheetIMPA Coded Product

683 - Pressure Reducing Valve for High-Pressure Water, Air & Neutral Gases