Steam Equipment

Direct Acting Pressure Reducing Valve LCB 100 mm Class 150

Supreme Valves India — Direct-acting spring-loaded pressure reducing valve in LCB for low-temperature water and glycol service. Compact design with fast response; no external power required. DN100 (4 inch) flanged Class 150 RF end connections.

Key Applications

Building Services WaterIrrigation Pressure ControlSteam Tracing PRVAir Compressor OutletFire Water PRV
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Technical Specifications

Valve Type Direct Acting Pressure Reducing Valve
Nominal Size DN100 (4 inch)
Pressure Class ASME Class 150
Body Material ASTM A352 Gr. LCB
End Connection Flanged RF per ASME B16.5 / DIN EN 1092-1
Design Standard EN 1567 / ASME B16.34
Sizing Standard Engineering sizing per flow and differential
Testing Standard API 598 / EN 12266
Set Pressure Application specific — factory set and tested
Manufacturer Supreme Valves India

Material of Construction (MOC)

Component / Part Available Materials
Body / Bonnet ASTM A352 Gr. LCB
Trim / Internals SS 304 / SS 316 per service
Spring / Diaphragm SS 302 / SS 316 / Inconel per temperature
Gasket Aramid fibre, non-asbestos or spiral wound SS316/graphite

Purchase Options

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Features & Benefits

LCB Body Construction

Low Temperature Carbon Steel body (ASTM A352 Gr. LCB) selected for low-temperature water and glycol service.

Class 150 Flanged RF

DN100 (4 inch) raised-face flanged end connections for direct pipeline installation.

Export Documentation

Supplied with EN 10204 3.1 MTC, hydrostatic test report, and set-pressure certificate.

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  • Valve type: Direct Acting Pressure Reducing Valve
  • Size: DN100 (4 inch)
  • Material: ASTM A352 Gr. LCB
  • Pressure class: ASME Class 150

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