Double Flange Butterfly Valve

• Media: Water
• Driving Mode: Manual/Worm Gear
• Connection Form: Flange
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: Fig. 3226
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Transport Package: Sea Worthy Ply Wood Cases
• Specification: DN50-DN600
• Origin: China
• HS Code: 8481804090
• Production Capacity: 5000pieces/Month
• Package Size: 110.00cm * 110.00cm * 90.00cm
• Package Gross Weight: 50.000kg

Product Description

Double Flange Butterfly Valve-Vulcanized Liner

Schematic


Overview
Meet or exceed the requirements of EN593, AS4795.1 and MSS SP-67
·Vulcanized liner
·Mounting Flange in accordance with ISO 5211 or MSSSP-102
·Face to face dimensions comply with EN558 Series 20, ASME 816.10
·Suitable Connection Flange with EN1092 PN10 /16, ASME B16.1 Class 125 and AS2129 Table D/E

Technical data

Size	DN50-DN300	DN350-DN1200
Working Pressure	16bar	10bar
Testing Pressure	Body: 24bar	Body: 15bar
Seal(Water)	17.6 bar	11bar
Temperature	- 20°C- 110°C EPDMSeat - 10°C - 80°C NBR Seat

Materials

Part	Material	Standards
Body	Ductile Iron	EN-JS 1050
Stem	Stainless Steel	BS970 410 S 21
	Stainless Steel	BS970 410 S 29
Seat	EPDM / NBR
	Viton / PTFE
Bushing	PTFE
	Bronze	EN 1982 CC491K
O-ring	EPDM / NBR
Disc	Ductile Iron	EN-JS 1050
	Bronze	EN 1982 CC491K
	Stainless Steel	BS970 304 S15
	Stainless Steel	BS970 316 S16
Lever / Gearbox	Malleable Steel  Cast Iron
Disc Coating	Epoxy Nylon Halar
	Nickel plating