Pilot Operated Safety Relief Valve WCB 50 mm Class 150

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Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 1
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 2
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 3
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 4
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 5
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 6
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 7
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 8
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 9
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 10
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 11
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 12
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 13
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 14
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 15
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 16
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 17
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 18
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 19
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 20
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 21
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 22
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 23
Pilot Operated Safety Relief Valve WCB 50 mm Class 150 — factory photo 24
Safety Valves

Pilot Operated Safety Relief Valve WCB 50 mm Class 150

Supreme Valves India — Pilot-operated safety relief valve in WCB for natural gas, steam, and liquid hydrocarbon service. Near-bubble-tight shutoff to 95% of set pressure with modulating relief action. DN50 (2 inch) flanged Class 150 RF. Sized per API 520; design and test per API 526 and API 527.

Key Applications

Natural Gas CompressionLPG StorageHigh Pressure SteamRefinery OverpressureCritical Process Fluids
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Technical Specifications

Valve Type Pilot Operated Safety Relief Valve
Nominal Size DN50 (2 inch)
Pressure Class ASME Class 150
Body Material ASTM A216 Gr. WCB
End Connection Flanged RF per ASME B16.5 / DIN EN 1092-1
Design Standard API 526
Sizing Standard API 520
Testing Standard API 527
Set Pressure Application specific — factory set and tested
Manufacturer Supreme Valves India

Material of Construction (MOC)

Component / Part Available Materials
Body / Bonnet ASTM A216 Gr. WCB
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

WCB Body Construction

Carbon Steel Cast body (ASTM A216 Gr. WCB) selected for natural gas, steam, and liquid hydrocarbon service.

Class 150 Flanged RF

DN50 (2 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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