HOUSING MADE OF CAST STEEL:
DOUBLE ECCENTRIC BUTTERFLY VALVES – 42 SERIES – 466 – DN300 / 12 ”,
WAFER STYLE BODY FOR INSTALLATION BETWEEN FLANGES ACCORDING EN1092-1 FORM A / B1 / B2 – PN25,
OVERALL LENGTH ACC . EN558-1 BASIC SERIES 20 ( DIN3202 T3 K1 ),
TOP FLANGE TO EN ISO 5211, TIGHT CLOSING,
FLAPS SHEAVE / DRIVE SHAFT 2-PIECE, DOUBLE ECCENTRIC DISC, MOUNTED HOUSING INTEGRALLY,
BODY: ASTM A- 216 WCB ~ 1.0619,
DISC: ASTM A- 351 CF8M 1.4408 ~,
WAVE: ASTM A- 564 TYPE 630 ~ 1.4542,
SEAT RING: RPTFE,
OPERATING LIMITS:
TEMPERATURE MIN.: -29 ° C
TEMPERATURE MAX.: + 259 ° C
NOMINAL PRESSURE: 25 BAR