Professional Butterfly Valve for Marine with Dnv Certificate Cast Iron Lug Type

• Media: Water
• Driving Mode: Manual
• Connection Form: Wafer
• 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
• Standard: Pn6/Pn10/Pn16/Pn25/JIS5K/10K/16K/150lb
• Application: Industrial Usage, Water Industrial Usage, Marine
• Color: Clients′ Requirements
• OEM: Accepted
• Transport Package: Plywood Case
• Specification: DN25-DN2000
• Trademark: NEWTON
• Origin: Tianjin
• HS Code: 8481804090
• Production Capacity: 10000000 Sets Per Year

Product Description

Butterfly Valve Series

Wafer Butterfly Valve

Size	DN25-DN2000
Face to Face	API609, BS5155, DIN3202, ISO5752
Connection Flange	PN6/PN10/PN16/PN25/JIS5K/10K/16K/150LB/AS2129 Table D/E
Mounting Flange	ISO5211
Working Pressure	PN10/PN16/PN25
Application	Fresh Water, Sea Water, Oil, Gas, Acid, Food, Steam
Application Temperature	-210~250 ºC
Shaft Disc Connection Type	Pin/Pinless/Double Half Shafts
Seat Type	Soft Back/Hard Back/Vulcanized
Connection Holes No.	2/4 Holes
Body Type	1/2 Piece

 Main Parts Materials

No.	Parts	Material
1	Body	Cast Iron(GG25), Ductile Iron(GGG40/50), Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, Aluminium Alloy.
2	Seat	NBR, EPDM/REPDM, PTFE/RPTFE, Viton, Neoprene, Hypalon, Silicon, PFA.
3	Shaft	SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel
4	Disc	DI+Ni, Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, (DI/WCB/SS) coated (Epoxy Painting/Nylon/EPDM/NBR/PTFE/PFA)
5	Bushing	PTFE, Bronze
6	O Ring	NBR, EPDM, FKM
7	Operation	Hand Lever, Gear Box, Electric/Pneumatic/Hydraulic Actuator

 ISO5211 Top Flange & Shaft Datas






 

Product Features
1. The valve structure is simple, casting letters are clear, smooth surface.
2. Light torque easy to open, it can serve long time.
3. The top flange adopts ISO5211 (it is easy to equip with electric/Pneumatic/Hydraulic actuator).
4. All parts are machined accurately, quality is much better.
5. We adopt better quality rubber seat for long service life.
6. Replaceable seat, it is easy to mend the valve.

Company Profile

Tianjin Newton Valve Co., Ltd is a professional valve manufacturer of rubber seat butterfly valve, wafer check valve, ball check valve, resilient seat gate valve, cast iron valves for marine, Y strainer.      
We adpot advanced, efficient, careful manage system to ensure that we can produce high-quality products in time, experieced sales team, perfect after-sales support to satisfy clients.      
We adheres to " Newton use science to do better valves, focus on details, continuous improvement" which makes us in an invincible position in the fierce market competition.      
We believe that we will do the better quality products, supply most perfect service for you.