API | LESER - The Safety Valve

Safety valves according to API 526 with standardized capacities and dimensions

Compliance with API 526
Diverse selection of high-alloy materials available as standard
Longer lifetime due to hardened discs, partly stellited seats and integrated shielding of the optional bellows
Single trim: Identical internal parts for S/G/L for cost-effective maintenance
LESER Nanotightness: Exceeds the tightness requirements of API 527 by 50%

Fulfillment of API 526

DN 25 - DN 200 (1" - 8")

Nennweite im Eintritt: DN 25 - DN 200 | 1" - 8"
Engster Strömungsdurchmesser d₀: 14 mm - 161.5 mm | 0.551 in - 6.36 in
Engster Strömungsquerschnitt A₀: 154 mm² - 20,485 mm² | 0.239 in² - 31.75 in²
Ansprechdruck: 0.12 bar - 413.7 bar | 2 psig - 6,000 psig
Temperatur (nach DIN EN): -268 °C bis 538 °C | -450 °F bis 1,000 °F
Gehäusewerkstoffe: 1.0619, 1.4408, 1.7357 | SA 216 WCB, SA 351 CF8M, SA 217 WC6, SA 352 LCB, SA 351 CF3M, SA 995 Gr 4A CD3MN (Duplex), SA 494 M35-1 (Monel), SA 494 CX2MW (Hastelloy)
Ventilanschluss: Flange in accordance with ASME B 16.5 or DIN EN 1092
Faltenbalgwerkstoff (optional): INCONEL 625
Belastungsart: Spring-loaded