Ball valve with welding ends for liquid media
Material specification
Body: carbon steel (1.1151), alloy steel (9MnSi5) or stainless steel (AISI 321H)
Stem: stainless steel (AISI 420)
Ball: stainless steel
DN 15 – 32: AISI 420; DN 40 – 65: AISI 304; DN 80 – 500: AISI 409
Stem sealing: FVMQ
Stem sealing/washer: PTFE+C
Ball seal: PTFE+C with additional FVMQ sealing
Operation
DN 15 - 250: lever - painted carbon steel with polymer end
DN 150 - 250: manual gearbox with worm gear recommended
DN 300 - 700: manual gearbox on default