The unique design of the Series 41 (Lug Type) threaded lug butterfly valve offers consistent reliability and easy maintenance directly in the plant. Tests have proven the outstanding service life characteristics of the Lug Type butterfly valves. This Series 41 high-performance butterfly valve offers the highest quality and greatest benefit for your requirements, just like the Series 40. The Series 41 high-performance butterfly valves with the proven FireSafe bi-directional sealing seats are ideal for reliable control of flammable and hazardous media in the petroleum, petrochemical, chemical and other hazardous areas. The Fire Safe design combines outstanding performance, long life and compliance with the highest requirements and regulations. Suitable for pressures up to 100 bar.
Hot water and steam systems, High pressures and temperatures, Critical media
Carbon Steel, Stainless Steel, Nickel-Aluminium-Bronze, Super Duplex Stainless Steel
Stainless Steel, Nickel-Aluminium Bronze, Super Duplex Stainless Steel
RTFE with Resilient Energiser, PTFE with Resilient Energiser, Fire Safe - RTFE and Inconel with Resilient Energiser
for mounting between flanges according to DIN.
DN50 - DN1500
PN10 up to PN100
-29°C to 260°C
Optional versions are possible.