slovenia F2800 Series Double Eccentricity Butterfly Valave

Design Standard:EN593 Testing Standard:DIN EN12266-1 Sizes:DN150-DN4000 Norminal Pressure:PN6 / PN10 / PN16 / PN25 Connecting Ends: Double RF Flanges, Drilled to EN1092 Face-To-Face Dimensions: BS5155, EN558-1

Product Description

■  Unique Design

Double eccentricity, seal ring leaves seat at very small angle, very few abrasion happen
Long service life
Steam-line passageway, low headloss
Standard bi-direction seal
Replaceable seal
Stainless Steel Seat
Body and disc both are internal & external coated with  epoxy resin powder
 

■  Materials

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Parts Materials
Body Ductile Iron:GGG50 (DIN1639), Casting Steel:WCB (ASTM A216), Stainless Steel:CF8, CF8M (ASTM A351)
Disc Ductile Iron:GGG50 (DIN1639), Casting Steel:WCB (ASTM A216), Stainless Steel:CF8, CF8M (ASTM A351)
Seat 13% Cr, SS304, SS316
Seal Ring NBR, EPDM or VITON
Shaft Bushing Aluminum Bronze
Shaft Stainless Steel:SS410, 17-4PH, SS304, SS316 (ASTM A476)
Shaft Retaining Ring CS zinc plated, Stainless Steel
Fastener A2, A4
Operating Units Gear Box, Pneumatic Actuator, Electrical Actuator, Hydro Actuator