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
eyJzZW9fZGF0YSI6eyJtZXRhX3RpdGxlIjoiU2VhcmNoIC0gVGFnIC0gIn19
  • Search

Search

Products meeting the search criteria

Product Compare (0)
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...

Bursting caps and plates

Bursting caps and plates

SKU: Bursting caps and plates

Bursting caps and plates are single-layered bursting discs made of nickel, nickel-based materials (Monel, Inconel, Hastelloy)* or stainless steel with a particularly high level of leak-tightness. Mill...

DN25 LGS Relief Valve L3625A1337

DN25 LGS Relief Valve L3625A1337

SKU: L3625A1337

25mm 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% (...

DN32 LGS HI-FLOW Relief Valve H3632A1D67

DN32 LGS HI-FLOW Relief Valve H3632A1D67

SKU: H3632A1D67

32mm 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...

ESL55 LED ALF Ex

ESL55 LED ALF Ex

SKU: ESL55 LED ALF Ex

For illuminating special processes and/or the interior of reactors, containers and apparatuses in potentially explosive environments,zones 1 and 2 as well as zones 21 and 22.ex II 2G Ex d IIC T6 Gbex...

F Orifice Leser Valve 1.5" #150 x 2" #150 5262.0292

F Orifice Leser Valve 1.5" #150 x 2" #150 5262.0292

SKU: 5262.0292

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...

Lumistar Lumistrob LS 55-LED

Lumistar Lumistrob LS 55-LED

SKU: Lumistar Lumistrob LS 55-LED

With the high-quality Lumistrob you can observe moving processes in stirred containers. • The robust Lumistrob has been specially designed for use in the chemical and pharmaceutical industry, the cosm...

Metaglas Type 76

Metaglas Type 76

SKU: Metaglas Type 76

METAGLAS® Type 76 — Circular Metal-Fused Sight Glass (Form A) The METAGLAS® Type 76 is a circular, metal-fused sight glass Form A featuring a flat sealing surface. It is designe...

Metaglas Type 901

Metaglas Type 901

SKU: Metaglas Type 901

METAGLAS® Type 901 — Dead-Zone-Free Flush Wall Sight Glass The METAGLAS® Type 901 is a precision-engineered, flush-wall sight glass designed for installation on base flanges simila...

Profile - Ten Petal

Profile - Ten Petal

SKU: Profile - Ten Petal

Dimension x / mm Dimension d / mm Standard Length mm 24 mm ± 0.5 mm 12 mm ± 0.5 mm 1500 mm ...

Quart Glass JGS 1 - Ultra High Purity Synthetic

Quart Glass JGS 1 - Ultra High Purity Synthetic

SKU: Quartz Glass - JGS1

JGS1 Quartz Glass: Ultra-High Purity Synthetic Fused Silica JGS1 quartz glass is a premium synthetic fused silica produced using SiCl4 as the raw material and melted with a...

Quartz - Solid Glass Rods

Quartz - Solid Glass Rods

SKU: Quartz - Solid Glass Rods

Precision-Crafted Quartz Rods: Engineered to Your Specifications With over 150 years of Scottish manufacturing excellence, John Moncrieff Ltd delivers premium quartz rod s...

Quartz - Standard Clear Glass Tubes

Quartz - Standard Clear Glass Tubes

SKU: Quartz - Standard Clear Glass Tubes

PQ181 Standard Clear Quartz Tube Crafted from premium-grade silica sand and manufactured using state-of-the-art fusing techniques, the PQ181 standard clear quartz tube off...

Bursting Plugs

Bursting Plugs

SKU: Bursting Plugs

The bursting plugs  are compact, space-saving and watertight. They can be used in cases in which the clamping of loose bursting discs is not possible or not desirable due to space saving requirem...

DN32 LGS Relief Valve L3632A1367

DN32 LGS Relief Valve L3632A1367

SKU: L3632A1367

32mm 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% (...

DN40 LGS HI-FLOW Relief Valve H3640A1E97

DN40 LGS HI-FLOW Relief Valve H3640A1E97

SKU: H3640A1E97

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...

ESL25 – LED Stainless Steel

ESL25 – LED Stainless Steel

SKU: ESL25 – LED Stainless Steel

For illuminating the interior of tanks, hoppers, silos, agitators and other, usually closed, vessels and reactors as well as visual flow indicators in non-explosive environments. Suitable for use in f...

F Orifice Leser Valve 1.5" #300 x 2" #150 5262.0314

F Orifice Leser Valve 1.5" #300 x 2" #150 5262.0314

SKU: 5262.0314

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...

Metaglas Type 73.SW

Metaglas Type 73.SW

SKU: Metaglas Type 73.SW

METAGLAS® Type 73.SW — Circular Metal-Fused Sight Glass with Wiper The METAGLAS® Type 73.SW is a metal-fused circular sight glass assembly equipped with an integrated wiper system...

Metaglas Type 903

Metaglas Type 903

SKU: Metaglas Type 903

METAGLAS® Type 903 — Aseptic Flush-Wall Sight Glass (O-Ring Sealed) The METAGLAS® Type 903 is a metal-fused sight glass engineered for aseptic applications. Its flush-wall design o...

Profile - Capillary Small

Profile - Capillary Small

SKU: Profile - Capillary Small

Below are the standard dimensions and tolerances available  Dimension d₁ / mm Dimension 2d / mm Standard Length / mm ...

REL 01 Ex

REL 01 Ex

SKU: REL 01 Ex

For illuminating the interior of tanks, hoppers, silos, agitators and other, usually closed, vessels and reactors as well as visual flow indicators in potentially explosive environments. Suitable for...

DN40 LGS Relief Valve L3640A1397

DN40 LGS Relief Valve L3640A1397

SKU: L3640A1397

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% (...

DN50 LGS HI-FLOW Relief Valve H3650A1F27

DN50 LGS HI-FLOW Relief Valve H3650A1F27

SKU: H3650A1F27

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...

  • |<
  • <
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • >
  • >|
Showing 241 to 264 of 346 (15 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