LESER GmbH & Co. KG products

Spring loaded safety valves according to API 526. High alloy materials available in 12 weeks delivery time. Longer service life due to stellited seats and shielded bellows

Spring-loaded safety valve to API 526. High-alloy material available within 4 weeks. 
Longer service life thanks to hardened flap, Stellitée Siègee and armoured bellows. LESER Nanotightness exceeds API 527 sealing requirements by 50%.

Pilot-operated pressure relief valves type 811 - Pop Action - open abruptly. pilot-operated safety valve in accordance with API 526 - Pop Action.

The pilot-operated pressure relief valve Type 821 Modulate Action opens modulating. Pilot-operated pressure relief valve according to API 526 - Modular Action.

Safety valves for protection of small capacities. Matching selection of threaded and flanged connections with a delivery time of 2 weeks.

Safety valve with O-ring disc for increased tightness. Matching selection of threaded and flanged connections with a delivery time of 2 weeks.

Full lift safety valve with rolled seat , DIN flange connections. Delivery times: 2 weeks for standard configurations. Gray cast iron, nodular cast iron, carbon steel and stainless steel castings.

Full lift safety valve with rolled in seat , ASME flanged connections. Delivery times: 2 weeks for standard configurations. Carbon steel and stainless steel casting.

Standard Safety valves with rolled-in seat, DIN and ASME flange connections. Delivery times: 2 weeks for standard configurations. Gray cast iron, nodular cast iron, carbon steel and stainless steel castings.

Standard Safety valves with screwed seat, DIN and ASME flange connections. Delivery times: 2 weeks for standard configurations. Carbon steel and stainless steel casting.