Body: Ductile iron EN-GJS-400-15 (GGG40)
Disc: Ductile iron EN-GJS-400-15 (GGG40)
Spring: Stainless steel 304
Seal: EPDM
Connection: Flanged PN25 or PN40
Maximum working pressure: 25 bar – 40 Bar
Maximum working temperature: -10°C / +80°C
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