Pilot Operated Safety Relief Valve LCB 50 mm Class 150

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Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 1

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Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 4

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 5

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Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 7

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 8

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 9

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 10

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 11

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Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 14

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 15

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 16

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 17

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Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 19

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 20

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 21

Pilot Operated Safety Relief Valve LCB 50 mm Class 150 — factory photo 22

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Safety Valves

Pilot Operated Safety Relief Valve LCB 50 mm Class 150

Name: Pilot Operated Safety Relief Valve LCB 50 mm Class 150
Brand: Supreme Valves India
Availability: InStock
Rating: 4.8 (127 reviews)

Supreme Valves India — Pilot-operated safety relief valve in LCB for low-temperature gas and cryogenic relief. 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 A352 Gr. LCB
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 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 gas and cryogenic relief.

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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Valve type: Pilot Operated Safety Relief Valve
Size: DN50 (2 inch)
Material: ASTM A352 Gr. LCB
Pressure class: ASME Class 150

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