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LGS^® Safety Relief Valves - WRAS & KUKReg 4 approved LGS^® HI-FLOW Safety Relief Valves - WRAS & KUKReg 4 approved Type 818 & 848 - Atmospheric Safety Valves 64610 - Enclosed Discharge Safety Valves Type 526 - Leser Flanged API Valves P3W Pressure and Temperature Relief Valve

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Atmospheric Discharge Safety Relief Valves

The Seetru range of safety valves for compressed air and gas are compact, highly efficient and incorporate the exclusive Tutchtite– seal technology for repeatable bubble-tight sealing performance: designed for applications including air/gas compressors, specialist gas plants, chemical equipment and piping, pressure vessels, thermal relief and medical gases etc.

These valves are manufactured in bronze, brass or stainless steel and offer a wide range of connections, for applications up to 200°C. Manufactured in accordance with a wide range of international standards and approvals such as TÜV (Germany) to AD Merkblatt A2, National Board UV Stamp to ASME Section VIII Division 1, EAC customs union (Russia, Belarus and Kazakhstan), the Canadian CRN and compliant with the requirements of the Pressure Equipment Directive, PED (CE marked).

Seetru safety relief valves are now UKCA approved and marked

Description

Materials

Bore Size

Inlet Connections

Pressure Range

818 Range

Brass

6mm to 15mm

1/4" to 1" BSP, BSPT or NPT

0.48 to 50.9 bar g.

84888

Stainless Steel

8mm

1/4" to 1/2" BSP, BSPT or NPT

0.55 to 21 bar g.

616 Range

Brass

8mm to 20mm

1/4" to 2" BSP, BSPT or NPT

2 to 55 bar g.

73008

Brass

8mm

1/4" to 1/2" BSP, BSPT or NPT

0.27 to 17.50 bar g.

74008

Stainless Steel

8mm

1/4" to 1/2" BSP, BSPT or NPT inlet

0.27 to 17.5 bar g.

10625

Brass or Aluminium

25mm

1" to 2" BSP, BSPT or NPT

0.50 to 12 bar g.

31140

Brass

40mm

2" BSP, BSPT or NPT and 2 1/2" BSPT

2.80 to 9.40 bar g.

31180

Brass

3.2mm

1/4" BSP, BSPT or NPT

20.6 to 134.5 bar g.

31210

Brass
St. Steel Seat

3.65mm

3/8" to 3/4" BSP or BSPT

48.2 to 241.4 bar g.

55004

Brass
St. Steel Seat

3.73mm

1/4" to 1/2" BSP

69 to 448.2 bar g.

These valves are available with a wide range of sealing materials and technologies as well as a comprehensive range of manual relieving devices to suit application requirements.