Double Flanged Dual Plate Check Valves Non Return Valves Low Pressure for Marine Use

• Customization: Available
• Media: Water
• Driving Mode: Manual
• Model NO.: Newton-2
• 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
• Application: Industrial Usage, Water Industrial Usage
• Color: Customized Color
• OEM: Accepted
• Warranty: 18 Months
• Place of Origin: Tianjin, China
• Working Pressure: Pn10/Pn16/10K/150lb
• Packing: Wooden Box
• Body: Ci/Di
• Seat Type: Bonded Seat/Common Seat
• Plate: Di+Ni, CF8, CF8m, Bronze
• Spring: Ss
• Plug: Carbon Steel
• Body Bearing: PTFE
• Body Seat: NBR, EPDM, Viton, Neoprene
• Transport Package: Plywood Case
• Specification: DN40-DN1200
• Trademark: NEWTON
• Origin: Tianjin
• HS Code: 8481804090
• Production Capacity: 10000000 Sets Per Year

Product Description

Butterfly Valve Series

 

 

 

Product Parameters

 

NO.	Item	Standard
1	SIZE	DN40-1200
2	Face to Face	DIN 3202 k3, API 594 150LB
3	Connection  Flange	DIN, BS, UNI, ISO, ANSI, AS, JIS
5	Working Pressure	PN10/PN16/PN25
6	Application	Fresh Water, Sea Water, Oil, Gas, Acid, Food, Steam
7	Application Temperature	-10ºC-120ºC
9	Seat Type	Bonded Seat, Commen Seat

STANDARD MATERIALS OF MAIN PARTS
 

NO.	PART	MATERIAL
1	Body	Cast Iron(GG25), Ductile Iron(GGG40/50)
2	Plate	DI+Ni, CF8, CF8M, Bronze
3	Spring	Stainless Steel
4	Hinge Pin	Stainless Steel
5	Plug	Carbon Steel
6	Body Bearing	PTFE
7	Spring Bearing	PTFE
8	Stop Pin	Stainless Steel
9	Eye Bolt	Carbon Steel
10	Body Seat	NBR, EPDM, Viton, Neoprene

 

 DIMENSIONS
 

SIZE		B	E	F	R	d	A
in	DN						DIN PN10/16	ANSI150
2	50	43	65	19	28.8	43.3	107	102
2-1/2	65	46	80	20	36.1	60.2	127	121
3	80	64	94	28	43.4	66.4	142	133
4	100	64	117	27	52.8	90.8	162	171
5	125	70	145	30	65.7	116.9	192	193
6	150	76	170	30	78.6	144.6	218	219
8	200	89	224	31	104.4	198.2	273	276
10	250	114	265	33	127	233.7	328	336
12	300	114	310	50	148.3	283.9	378/382	406
14	350	127	360	43	172.4	332.9	438/442	448
16	400	140	410	45	197.4	381	488/495	511
18	450	152	450	52	217..8	419.9	538/555	546
20	500	152	505	58	241	467.8	592/617	603
24	600	178	624	73	295.4	572.6	695/734	714
28	700	229	720	98	354	680	809	828
32	800	241	825	100	398	770.5	916	936

PRESSURE TEST
 

Nominal Diameter	DN25-DN1200	1''- 48''	DN25-DN1200	1''- 48''
Nominal Pressure	1.0 Mpa	150 Psi	1.6 Mpa	250 Psi
Seal Test Pressure	1.1 Mpa	165 Psi	1.76 Mpa	275 Psi
Shell Test Pressure	1.5 Mpa	225 Psi	2.4 Mpa	375 Psi
Pressure Conversion	1 Mpa=1, Bar=15Psi, PN20=Class 150

 

Product Description

 

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. All parts are machined accurately, quality is much better.

4. We adopt better quality rubber seat for long service life.

5. Replaceable seat, it is easy to mend the valve.

 

Certifications

 

Packaging & Shipping

Pictures

 

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.


 

FAQ

Q:Could you offer a free sample ? 
A:We can provide free samples for you to evaluate, but you need to bear their shipping costs.

Q:Are you a facrory or trade company ?
A:We are a marine butterfly valve manufacturer, and specialize in the production and export of valves for more than ten years.

Q:Would you have a discount if l have a large order? 
A:Yes we could offer different discount according to your order quantity.

Q:How will you make the shipment? 
A:By sea shipment/Air/Express service.

Q4:Do you accept OEM business? 
A4:Yes.We do.