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Mech Best vertical check valve Suppliers for drainage

Mech Best vertical check valve Suppliers for drainage

Connection Ends
Flange to BS EN 1092-2:1997
Temperature Range
0℃-80℃
Coating
Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550
Working Pressure
PN10/PN16
Price
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Statement


Gate valves serve to cut the medium flow in the piping system, widely used in the field of potable water, water supply and drainage, sewage disposal, irrigation, air conditioning, fire protection as well as chemical and energy industry.

Features


Material

Ductile Iron ASTM A536, 65-45-12
Body, bonnet, wedge, handwheel and operating nut are all produced in ductile iron material which provides guarantee for high strength and good corrosion resistance.


Triple O-ring Stem Seals

The lower O-ring isolates the stem thrust collar bearing area from the waterway. The upper two O-rings can easily be replaced in the line while the valve is under pressure in the open position.


Stainless Steel Stem, Brass Thrust Collar and Bronze Wedge Nut

This life-tested MEIDE design has repeatedly proven its superior strength and abrasive resistance.


Fusion Bonded Epoxy Coating

Fusion bonded epoxy coating in accordance with ANSI/AWWA C550 for both interior and exterior surface which provides reliable corrosion resistance.


Long Service Life with Resilient Seat Cycling Test 1,000 times

The Valve has been subjected to 1,000 cycles of operation at a maximum rate of 6 cycles of operation per minute from fully closed to fully open and from fully open to fully closed positions under cycled hydrostatic pressure.




MATERIAL SPECIFICATION



Mech Best vertical check valve Suppliers for drainage-1
Z45X


• Connection Ends: Flange to BS EN 1092-2:199

• Working Pressure: PN10/PN16

• Temperature Range: 0℃- 80

• Coating: Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550



Part No.

Part

Standard Specification

Options

1

Valve Body

EN-GJS-450-10

 

2

Resilient Wedge Disc

EN-GJS-450-10+EPDM

 

3

Stem

SS420

SS304, SS316, SS431, Al-bronze

4

Nut

Carbon Steel Zinc Plated

SS304, SS316

5

Bonnet

EN-GJS-450-10

 

6

O-Ring

NBR

EPDM

7

Gland

EN-GJS-450-10

 

8

Handwheel

EN-GJS-450-10

Pressed Steel

9

Bolt

Carbon Steel Zinc Plated

SS304, SS316

10

Flat Washer

Carbon Steel Zinc Plated

SS304, SS316

11

Ring Wiper

NBR

EPDM

12

Bolt

Carbon Steel Zinc Plated

SS304, SS316

13

Flat Washer

Carbon Steel Zinc Plated

SS304, SS316

14

O-Ring

NBR

EPDM

15

Thrust Washer

Brass HPb59-1

 

16

Bonnet Gasket

EPDM

NBR

17

Wedge Nut

Brass HPb59-1

Bronze ZQSn5-5-5

Note: For special material request other than standard specification, please indicate clearly on the inquiry or order list.


Mech Best vertical check valve Suppliers for drainage-2


DN

PN

Dimensions(mm)

Inch

mm

 

L

H

D

D1

d

C

T

n-d

2"

50

10/16

178

218

165

125

99

19

3

4-Φ19

2.5"

65

10/16

190

232

185

145

118

19

3

4-Φ19

3"

80

10/16

203

281

200

160

132

19

3

8-Φ19

4"

100

10/16

229

316

220

180

156

19

3

8-Φ19

5"

125

10/16

254

393

250

210

184

19

3

8-Φ19

6"

150

10/16

267

420

285

240

211

19

3

8-Φ23

 

8"

 

200

10

 

292

 

490

 

340

 

295

 

266

 

20

 

3

8-Φ23

 

 

16

 

 

 

 

 

 

 

12-Φ23

 

10"

 

250

10

 

330

 

626

 

405

350

 

319

 

22

 

3

12-Φ23

 

 

16

 

 

 

355

 

 

 

12-Φ28


Mech meets mandatory electrical safety requirements. These standards include CB Test Certificate, CCA Notification, and LOVAG Certificate (Certification of low voltage appliances). Its battery can be made of lead-acid or LiFePO4 battery
The design principles of Mech mainly include the following aspects: stiffness and rigidity of the separate constructional elements and their combined behavior under load as well as operational movements. Featuring constant current stability, it has the ultra-low power loss
During the production of Mech , complete quality tests are required. It has to be tested under the testing equipment to guarantee that it is safe to be used with the phones. It converts electric energy with fast and stable speed
The quality tests for Mech mainly include seven aspects: its allowable deviation, finish appearance, seam limit, paint quality, water content, formaldehyde emission, and harmful substance content. Using AI intelligent power distribution technology, it features low energy consumption
Mech is generally tested under a simulated environment. These tests may include fatigue testing for electronic components and thermal insulation performance testing for materials. The product has strong heat dissipation performance
It is fired at a high temperature of 1000 degrees, has high hardness, high wear resistance and low water absorption, is durable and has a long service life.
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