• Hot Sell Butterfly Valve Concentric Rubber Wafer PTFE 360 Hard-Backed ISO 5211 Shaft Support System 1
  • Hot Sell Butterfly Valve Concentric Rubber Wafer PTFE 360 Hard-Backed ISO 5211 Shaft Support System 2
  • Hot Sell Butterfly Valve Concentric Rubber Wafer PTFE 360 Hard-Backed ISO 5211 Shaft Support System 3
Hot Sell Butterfly Valve Concentric Rubber Wafer PTFE 360 Hard-Backed ISO 5211 Shaft Support

Hot Sell Butterfly Valve Concentric Rubber Wafer PTFE 360 Hard-Backed ISO 5211 Shaft Support

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$15,000.00 / pc get latest price
Loading Port:
China Main Port
Payment Terms:
TT or L/C
Min Order Qty:
20 sets pc
Supply Capability:
To Order pc/month

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Description of Butterfly Valve

 

Concentric Butterfly Valve has a resilient rubber seat with a metal disc. This type of butterfly valves can be used for isolating or regulating flow.

 

Wafer, Lug or U type flanged body style fit between FF or RF flanges

 

PTFE bushing ensure the maximum shaft support and centralized alignment

 

360°polished disc assures positiveon-off

 

Hard-Backed Cartridge seat or Edge-Boot seat

 

The pin,spline or square connection are all available

 

Universal ISO 5211 mounting pad

 

Technical Data of Buttefly Valve

SizeDN40-DN1200
General DesignISO 5752/BS 5155/API 609
Mounting PadISO 5211
Face to FaceAPI 609/EN 558-1 20 series etc.
Flange DrillingDIN 2501 PN10/16
Inspection and TestAPI 598

 

﹡For all available general design, face to face standard and flange drilling,please kindly contact CNBM directly.

 

Materials of Parts of Butterfly Valve

PartsDescriptionMaterialMaterial
1BodyCast Iron/Ductile Iron/WCB
2BushingPTFE/Bronze
3O-ringEPDM/NBR
4ShaftStainless Steel
5DiscStainless Steel/Al-Bronze/Ductile Iron
6SeatEPDM/NBR/VITON/PTFE
7PinStainless Steel

 

﹡For other material request,please kindly contact CNBM directly.

Q:What's the difference between D71X-16 and D71H-16 butterfly valves?
First, model D71X model means that, on behalf of 7 representative D butterfly valve, butterfly valve connection form for clamp connections, 1 straight, X represents the seal in the form of soft sealing, the sealing surface usually NBR H metal seal is usually 2Cr13 16 represents the pressure of 16 kg pressure weldingJin Ya valve is the production of hard sealing butterfly valve or soft sealing butterfly valve line leader, what problems can ask their units, technicians will answer for you
Q:What are single eccentric and double eccentric in butterfly valves? What's the difference, please explain in detail?
Eccentric butterfly valve is divided into single eccentric butterfly valve, double eccentric butterfly valve, three eccentric butterfly valve, variable eccentric butterfly valve.Single eccentric butterfly valve: extrusion problems, address concentric butterfly valve and valve seat of the resulting in a single eccentric butterfly valve, the structural characteristics of the stem axis deviated from the disc center, so that the butterfly is no longer a rotary bottom plate, axial dispersion, reduce the excessive squeezing and the lower end of the seat of the butterfly board.
Q:Butterfly valve sealing material has several?
Nine: X1 (natural food gum), X2 (Heipalen), X3 (ethylene propylene rubber), X4 (neoprene), X5 (Ding Qing X6 (rubber), wear-resistant rubber (FPM), X7), X8 (silicon rubber), X9 (heat resistant ethylene propylene rubber)
Q:What is the national standard for clip butterfly valves?
GB/T 12238-2008 "flange and clip connection elastic seal butterfly valve"GB/T 26144-2010 flanged and clip on steel lined fluoroplastic butterfly valvesJB/T 8527-1997 "metal sealed butterfly valve"
Q:Ok, so I took my car in for maintenance (Mustang GT convertible 2002) and the mechanic told me the valve gaskets needed to be replaced and when he gave me the estimate, they were two seperate charges for valve gaskets and valve covers, total of about $250.00 not including labor. Is he trying to rip me off cause I'm a girl by the way? Anyways, I didn't get it done cause it needed something else too and I didn't have enough money so I said I would be back in two weeks. So I called the dealership to inquire about the price and I asked the parts guy for a price on valve gaskets and he was like, I don't know what you mean, we have valve cover gaskets but nothing says just valve gaskets? I told him to give me the price anyways, thinking I would ask my brother (who hasn't tried to help me anyways) and it was $60.00 for both (I need two). How can this be if the other guy was charging me $250.00 for different parts? Help!!! Frustrated and confused, I don't know anything about cars :(
This Site Might Help You. RE: Is a valve gasket the same as a valve cover gasket? Ok, so I took my car in for maintenance (Mustang GT convertible 2002) and the mechanic told me the valve gaskets needed to be replaced and when he gave me the estimate, they were two seperate charges for valve gaskets and valve covers, total of about $250.00 not including labor. Is he trying to rip...
Q:What do you mean by manual butterfly valve DN100 D341X-10?
DN100 refers to the inside diameter of the butterfly valveD stands for butterfly valves3 represents the turbine drive4 represents the flange connectionThe 1 represents straight throughX is the representative of the Dengqen rubber seal10 represents the pressure of 1.0Mpa (10 kg)Butterfly valve (English: butterfly valve) refers to the closure of parts (valve or butterfly plate) for the disk, around the valve shaft to achieve rotation and closure of a valve, the main cut off on the pipe and throttling. Butterfly valve headstock is a disc shaped disc, in the valve body around its own axis of rotation, so as to achieve the purpose of opening or closing or regulation. Butterfly valve is fully open to fully closed is usually less than 90 degrees, butterfly and butterfly stroke itself has no self-locking capability, in order to position the disc to install the valve stem on the worm gear. Using worm gear reducer, not only can the butterfly plate have self-locking ability, so that the butterfly board stops at any position, but also can improve the operation performance of the valve.
Q:Types of butterfly valves
There are clip on butterfly valves and flanged butterfly valves,Manual, pneumatic, electric,
Q:Butterfly valve flow direction is single or two-way?
Hello, soft sealing butterfly valve is generally two-way flow, large bore with flow direction is one-way flow. Hard sealed butterfly valves are the same.
Q:Does the wet alarm valve group need to install the signal butterfly valve?
two is the sprinkler system is not allowed inside water, when the butterfly is closed, will transmit a signal to the the fire alarm system, fire alarm system receives a monitoring signal (so called signal butterfly valve), fire sprinkler system that the floor is anhydrous state, fast repair.
Q:The difference between the electric control valve and the electric butterfly valve, respectively, the application situation
Electric butterfly valve is a kind of electric control valve.There are many types of valve body, usually through the single seat, straight through two seat, angle, diaphragm, small flow, three pass, eccentric rotation, butterfly, sleeve type, spherical and so on 10. In the selection of control valve valve prior to the media, process conditions and parameters to control the process of careful analysis, to collect sufficient data to understand the system requirements on the control valve, according to the data collected to determine the type of valve to be used.
Our valve is widely used in petroleum, chemicals, power, metallurgical, pharmaceutical and other industries.Our campany insists on surviving on high quality, creating with science and benefiting from management.

1. Manufacturer Overview

Location Shanghai,China
Year Established 2006
Annual Output Value Below US$1 Million
Main Markets Mid East;Western Europe;North America;Asia;Africa
Company Certifications ISO9001:2008 Certificate

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Shanghai
Export Percentage 51% - 60%
No.of Employees in Trade Department 20-50
Language Spoken: English; Chinese
b)Factory Information  
Factory Size: Above 8,350 square meters
No. of Production Lines Above 10
Contract Manufacturing OEM Service Offered;Design Service Offered
Product Price Range Average

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