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Flanged Safety Relief Valves

Safety & Pressure Relief Valves

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LESER Type 437 Compact Performance Safety Relief Valve (Flanged)

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LESER Type 437 Compact Performance Safety Relief Valve (Flanged)

Inlet Size

DN15 - DN25 | 1/2" - 1"
(Flanged DIN/ANSI)

Pressure Rating

0.1 - 365 bar | 1.5 - 5294 psig
PN 40 - PN 400 | CL150 - CL2500

Materials

SA 479 430, SA 479 316L

Approvals

PED/ DIN EN ISO 4126-1, AD 2000-Merkblatt A2, ASME Sec. VIII Div. 1, CRN, AQSIQ, EAC