ring-butterfly damper; DN250, PN16; housing ductile iron EN-GJS-400-15; disc steel; shaft AISI 303; packing gland adjustable graphite sealing cord; temperature range max. 100°C; operating pressure max. 200mbar; length 40mm; without mounting bracket; with bare shaft
ring-butterfly damper; DN250, PN16; housing ductile iron EN-GJS-400-15; disc steel; shaft AISI 303; packing gland adjustable graphite sealing cord; temperature range max. 100°C; operating pressure max. 200mbar; length 40mm; without mounting bracket; with bare shaft