John Moncrieff Ltd
01577 864870 enquiries@jmoncrieff.co.uk
Categories
  • Home
    • About Us
    • Blogs
    • Materials
    • Industries we supply
  • Glass Products
    • Coloured Glass Tubes
    • Gauge Glasses
    • Glass Discs And Panels
    • Glass Rods
    • Glass Tubes
    • Lead Glass Tubing
    • Profile Tubing, Caplliary & Rods
    • Quartz Glass
    • Sapphire Glass
    • Tubular Gauge Glass
    Show All Glass Products
  • Custom Glass
    • Blown Glass
    • Pressed Glass
    Show All Custom Glass
  • Valves
    • Gate Valves
    • Safety Relief Valves
    Show All Valves
  • Level Gauges
    • Tank Gauges/Oil Sights
    • Marine Gauges
    • Steam Level Gauges
    • Process Level Gauges
    • Magnetic Gauges
    Show All Level Gauges
  • Flow Indicators
  • Sight Glass & Fittings
    • Metaglas
    • Sight Glass Spares
    • Sight Glass Fittings
    • Light Fittings
    • Accessories
    • Boiler Spares
    • Bursting Discs
    Show All Sight Glass & Fittings
  • Contact Us
eyJzZW9fZGF0YSI6eyJtZXRhX3RpdGxlIjoiU2VhcmNoIC0gVGFnIC0gcHJvY2VzcyBjb250cm9sIn19
  • Search

Search

Products meeting the search criteria

Product Compare (0)
Process Level Gauge - Valves & Cocks

Process Level Gauge - Valves & Cocks

SKU: Process Level Gauge - Valves & Cocks

There are two types of shut off devices - RAV gauge valves and DG gauge cocks. RAV gauge valves have metal seats and an integrated safety ball. The DG gauge cock is a more economical solution for simp...

8mm Bore Safety Relief Valve 818881273

8mm Bore Safety Relief Valve 818881273

SKU: 818881273

8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...

DN40 LGS HI-FLOW Relief Valve H3640A3E97

DN40 LGS HI-FLOW Relief Valve H3640A3E97

SKU: H3640A3E97

40mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas and SteamNotes:Maximum Pressure when used on Saturated Steam is 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (or...

DN40 LGS Relief Valve L3640A3397

DN40 LGS Relief Valve L3640A3397

SKU: L3640A3397

40mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...

E Orifice Leser Valve 1" #150 x 2" #150 5262.0154

E Orifice Leser Valve 1" #150 x 2" #150 5262.0154

SKU: 5262.0154

Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.Notes:Maximum Pressure is dependent on temperature of the applicationFLOW TABLELiquid (Water)Pressure (bar g.)0.21...

Mini Gauge

Mini Gauge

SKU: Mini Gauge

Mini Gauge is an effective yet simple tubular gauge. Its valve less connection ends screw directly into the vessel and commonly used for compressor lube oil tanks or small water tanks or in the case...

10mm Bore Safety Relief Valve 818100883

10mm Bore Safety Relief Valve 818100883

SKU: 818100883

10mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3...

DN50 LGS HI-FLOW Relief Valve H3650A3F27

DN50 LGS HI-FLOW Relief Valve H3650A3F27

SKU: H3650A3F27

50mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas and SteamNotes:Maximum Pressure when used on Saturated Steam is 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (or...

DN50 LGS Relief Valve L3650A3427

DN50 LGS Relief Valve L3650A3427

SKU: L3650A3427

50mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...

E Orifice Leser Valve 1" #150 x 2" #150 5262.0152

E Orifice Leser Valve 1" #150 x 2" #150 5262.0152

SKU: 5262.0152

Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.Notes:Maximum Pressure is dependent on temperature of the applicationFLOW TABLELiquid (Water)Pressure (bar g.)0.21...

13mm Bore Safety Relief Valve 818130913

13mm Bore Safety Relief Valve 818130913

SKU: 818130913

13mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3...

CPI Gauge

CPI Gauge

SKU: CPI Gauge

The CPI Tubular Gauge (Chemical and Process Industries) is designed to provide direct level observation of chemicals and solvents.For applications with higher pressure requirements, or where a more r...

DN15 LGS HI-FLOW Relief Valve H3615A1A77

DN15 LGS HI-FLOW Relief Valve H3615A1A77

SKU: H3615A1A77

15mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas and SteamNotes:Maximum Pressure when used on Saturated Steam is 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (o...

DN65 LGS Relief Valve L3665A3517

DN65 LGS Relief Valve L3665A3517

SKU: L3665A3517

50mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...

E Orifice Leser Valve 1" #300 x 2" #150 5262.0164

E Orifice Leser Valve 1" #300 x 2" #150 5262.0164

SKU: 5262.0164

Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.Notes:Maximum Pressure is dependent on temperature of the applicationFLOW TABLELiquid (Water)Pressure (bar g.)0.21...

15mm Safety Relief Valve 818150943

15mm Safety Relief Valve 818150943

SKU: 818150943

15mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3...

DN15 LGS Relief Valve L3615A1277

DN15 LGS Relief Valve L3615A1277

SKU: L3615A1277

15mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...

DN20 LGS HI-FLOW Relief Valve H3620A1B07

DN20 LGS HI-FLOW Relief Valve H3620A1B07

SKU: H3620A1B07

20mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas and SteamNotes:Maximum Pressure when used on Saturated Steam is 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (or...

E Orifice Leser Valve 1" #300 x 2" #150 5262.0162

E Orifice Leser Valve 1" #300 x 2" #150 5262.0162

SKU: 5262.0162

Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.Notes:Maximum Pressure is dependent on temperature of the applicationFLOW TABLELiquid (Water)Pressure (bar g.)0.21...

8mm Bore Safety Relief Valve 848881223

8mm Bore Safety Relief Valve 848881223

SKU: 848881223

8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...

DN20 LGS Relief Valve L3620A1307

DN20 LGS Relief Valve L3620A1307

SKU: L3620A1307

20mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...

DN25 LGS HI-FLOW Relief Valve H3625A1C37

DN25 LGS HI-FLOW Relief Valve H3625A1C37

SKU: H3625A1C37

25mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas and SteamNotes:Maximum Pressure when used on Saturated Steam is 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (or...

F Orifice Leser Valve 1.5" #150 x 2" #150 5262.0294

F Orifice Leser Valve 1.5" #150 x 2" #150 5262.0294

SKU: 5262.0294

Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.Notes:Maximum Pressure is dependent on temperature of the applicationFLOW TABLELiquid (Water)Pressure (bar g.)0.21...

8mm Bore Safety Relief Valve 848881283

8mm Bore Safety Relief Valve 848881283

SKU: 848881283

8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...

  • |<
  • <
  • 1
  • 2
  • 3
  • 4
  • 5
  • >
  • >|
Showing 25 to 48 of 103 (5 Pages)
Contact us now

Address
John Moncrieff Ltd
Unit 5 Clashburn Road
Bridgend Industrial Estate
Kinross
Scotland
KY13 8GB
Contacts
  • Email: enquiries@jmoncrieff.co.uk
  • Phone: 01577 864870
Information
  • Terms & Conditions
  • Privacy Policy

Copyright © 2025 John Moncrieff Ltd | OpenCart Website Development