The HERZ Butterfly Valve Semi‑Lugged PN25 (5421942) is a high-pressure rated, ductile iron valve designed for compact installation and reliable shut-off.
Its semi‑lugged design allows flexible installation and maintenance, while the EPDM liner ensures tight sealing, making it ideal for HVAC, water, and industrial applications.
Material Specification
Body: Ductile iron A536 Gr. 65-45-12
Disc: Stainless steel, A351 CF-8/CF-8M
Spindle: Stainless steel A276 S 410/431
Seat Ring: EPDM/NBR
Bushing: PTFE/Bronze B62
O-ring: EPDM/NBR
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