Metal Seat Butterfly Valve

Metal Seat Butterfly Valve

Flange Big Size Butterfly Valve D341H Metal seat bi-directional DN200 flange type butterfly valve Features of D341H Metal seat bi-directional DN200 flange type butterfly valve 1. The double flanged metal seal bidirectional butterfly valve is a newly designed patented product, which is the first...

Product Details

Metal Seat Butterfly Valve


D341H Metal seat bi-directional DN200 flange type butterfly valve

Features of D341H Metal seat bi-directional DN200 flange type butterfly valve

1. The double flanged metal seal bidirectional butterfly valve is a newly designed patented product, which is the first application in China.

2. Double curve designed sealing surface. Once valve opened, sealing surface serperated, once valve closed, valve sealed. Low opening torque, easy to open and close.

3. Short length, small size, simple structure, high precision sealing. 

4. This valve can withstand high back pressure, to avoid medium back-flow, play a role of check valve. Suitable to be installed at the exit of pump. 

5.The sealing surface adopts alloy steel, stainless steel, hard alloy, with the capacity of anti abrasive. Long Service life.

6. Manual, Pneumatic, Electric and hydraulic actuator available.but

7. Resistant to high temperature and pressure, anti-corrosion.

D341H Multi functional metal seated bi-directional flow butterfly valve

Parameters of D341H Metal seat bi-directional DN200 flange type butterfly valve

Nominal Diameter

DN100-2800mm

Nominal Pressure
0.6MPa
1.0MPa
1.6MPa
2.5MPa
4.0MPa
6.4MPa
10.0MPa
Strength Test Pressure
0.9MPa
1.5MPa
2.4MPa
3.8MPa
6.0MPa
9.6MPa
15.0MPa
Seal Test Pressure
0.66MPa
1.1MPa
1.76MPa
2.75MPa
4.4MPa
7.04MPa
11.0MPa
Temperature

-196℃--650℃

Medium

Water,Air, Smoke, Steam, Gas, Oil, Weak acid and alkali

Actuator

Manual, Electric, Pneumatic, Hydraulic,etc

Material of D341H Metal seat bi-directional DN200 flange type butterfly valve

Body
Disc
Stem
Sealing Surface
Stem Sleeve
Stem Seal Packing

Q235-A / 0Cr19Ni9 / QT450-10

Q235-A / 0Cr19Ni9 / QT450-10
1Cr17Ni2
Stainless Steel
SJ-1 / ZCuZn38Mn2Pb2
Graphite

Pressure And Temperature of D341H Metal seat bi-directional DN200 flange type butterfly valve

Body & Disc Material

Max Temp.
<20℃
100℃
150℃
200℃
250℃
Nominal Pressure

Max Working Pressure (MPa)

QT450-10

Q235-A


0.25
0.25
0.25
0.225
0.20
0.175
0.6
0.6
0.6
0.54
0.48
0.42
1.0
1.0
1.0
0.9
0.8
0.7
1.6
1.6
1.6
1.44
1.28
1.12
2.5
2.5
2.5
2.25
2.0
1.75

Stainless

Steel

0.25
0.238
0.215
0.201
0.189
0.177
0.6
0.57
0.52
0.48
0.45
0.42
1.0
0.95
0.86
0.81
0.76
0.71
1.6
1.52
1.31
1.29
1.21
1.13
2.5
2.38
2.15
2.01
1.89
1.77


Complete Service

We are always ready to hear from you, be responding to your inquiry immediately. Our trade manager is always online for you.

 

High Quality

We have strict quality control system and amounts of testing equipment for different kind of castings, such as size, hardness, chemical components, Roughness, etc. 


FAQ

Q1: We are interested in your products?
A1: In order to recommend you suitable products, please provide detail information, like size, material, pressure, model.
Q2: Is the requirement for MOQ?
A2: For some small size, like 1/4''-1''(DN6-DN25), it request the MOQ is 50pcs for each size. Generally speaking, it depends on your order.
Q3: How about the warranty?
A3: The warranty time is 18 months after leaving our factory. We can repair or change because of the quality problems.
Q4: Payment
A4: Mainly T/T, Western Union & PayPal are applicable for us. Payment Term: 30% prepayment, 70% balance paid before shipping or against copy of BL.
Q5: Can you manufacture different standards valves according to customer requirements?


INDUSTERY VALVES1


We company have other valves: gate valve, check valve, ball valve, butterfly valve, safety valve, globe valve, plug valve, etc....


gate valves

butterfly valves



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