Big Size Wafer Butterfly Valve with Stainless Steel Disc

• Media: Water
• Driving Mode: Electric
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Model NO.: A-2
• 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
• Standard: API609
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Size: Dn50-Dn600
• Material: Cast Iron, Ductile Iron, Steel
• Transport Package: Plywood Case
• Specification: CE
• Trademark: TFW
• Origin: Tianjin, China
• HS Code: 84818040
• Production Capacity: 5000PCS/Month

Product Description

Big Size Wafer Butterfly Valve with Stainless Steel Disc

 

Size	DN50-DN600
Flange	DIN, BS, ISO, ANSI, AS, JIS
Face to Face	API609, BS5155, DIN3202, ISO5752
Top Flange	ISO 5211
Normal Pressure	PN1.0/1.6Mpa(150/200PSI)
Body	Cast Iron/Ductile Iron/WCB/ALB/CF8/CF8M
Disc	DI/ALB/CF8M/CF8/Hastelloy Alloy/Monel
Stem	SS416/304/316/431
Seat	Hypalon/EPDM/Neoprene/NBR/Viton
Suitable Temperature	-45°C to 150º C

 

STANDARD MATERIAL OF MAIN PARTS
NO.	PART	MATERIAL
1	Body	Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
2	Seat	NBR,EPDM, Viton,Neoprene,HYPALON,Silicon
3	Shaft	Stainless Steel416,316,304
4	Disc	Ductile Iron+Ni,CF8,CF8M,Bronze
5	Pin	Stainless Steel
6	Bushing	PTFE,Bronze
7	O-Ring	NBR,EPDM

Features
1.Simple and compact construction, quick 90 degree on-off operation.
2.Flow curve tending to straight line. Excellent regulation performance.
3.Long service life. Standing the test of thousands opening/closing operation.
4.Wide selection of materials, applicable for various media.