• Q641 Series flange ball valve
  • Q641 Series flange ball valve

Q641 Series flange ball valve

stainless flanged ball valve for on-off control of water, air, oil and other compatible media. Spring return actuators require a pneumatic pilot signal to change the valve position, springs will return the valve to the normal failsafe position. 
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Specifications

Materials

Body: Carbon Steel or Stainless Steel

Seats: TFM or 50/50

End Connections

ANSI 150# (1/2" to 8")

ANSI 300# (1/2" to 8")

Temperature Range:

TFM: 475°F

50/50: 525°F

Maximum Pressure:

Maximum differential pressure of 275 PSI, WCB - 285 PSI.

Hydrostatically pressure tested (body) and air pressure tested (seat) to the following:

ANSI 150#:

  Stainless steel: 425 PSIG

  Carbon steel: 450 PSIG

 

ANSI 300#:

  Stainless steel: 1,100 PSIG

  Carbon steel: 1,125 PSIG

Standard Steam Working Pressure:

150 SWP

Optional 300 PSIG

Available Actuators

Weatherproof Electric

Explosion Proof Electric

Pneumatic (single & double acting)

4-20 mA, or 3-15 psi Positioners for pneumatic

Manual Lever

Manual Lever with Limit Switch

 

Typical Applications

Refineries

Petrochemical

Chemical Process Equipment

Process Control Applications

Water and Waste applications

Pipeline applications

Model

Size (mm)

Actuator

Media Pressure

Media Temperature

Actuator Pressure

Q641F-16C/P-15

15

DA50

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-20

20

DA50

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-25

25

DA50

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-32

32

DA63

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-40

40

DA63

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-50

50

DA75

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-65

63

DA88

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-80

80

DA100

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-100

100

DA115

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-125

125

DA145

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-150

150

DA160

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

Q641F-16C/P-200

200

DA180

Vacuum to 20 BAR (10 BAR Steam)

-20°C to 180°C

6 to 8 BAR

DIMENSIONS


DN (mm)

A

B

C

D

E

F

H

L

T

Actuator

P

15

139

69

60.5

89

89

1.6

185

108

11.2

DA50

1/8”

20

139

69

70

98

89

1.6

197

117

11.2

DA50

1/8”

25

139

69

79.5

108

89

1.6

207

127

12

DA50

1/8”

32

162

80

89

117

100

1.6

244

140

12.7

DA63

1/8”

40

162

80

98.5

127

100

1.6

264

165

14.3

DA63

1/8”

50

207

97

120.5

152

117

1.6

289

178

15.9

DA75

1/8”

65

237

108

139.5

178

128

1.6

328

190

17.5

DA88

1/8”

80

271

121

152.5

190.5

141

1.6

363

203

19.1

DA100

1/4"

100

328

141

190.5

229

171

1.6

447

229

22

DA115

1/4"

125

428

176

216

254

206

1.6

565

356

23.9

DA140

1/4"

150

430

192

241.5

279

222

1.6

623.5

394

25.4

DA160

1/4"

200

482

222

298.5

343

252

1.6

728.5

457

28.6

DA180

1/4"

CONSTRUCTION


Item

Article

Material

1

Visual Indicator

UV Stabilised Thermoplastic

2

Adjustable Stops

316 Stainless Steel

3

Spring Return Pneumatic Actuator

Sealed Aluminium

4

Pressure Ports / Namur Interface

Sealed Aluminium

5

Chevron Seals

Carbon Reinforced Teflon

6

Backing O-ring

Viton

7

Thrust Washer

Carbon Reinforced Teflon

8

Ball

Polished 316 Stainless Steel

9

Seats

Carbon Reinforced Teflon

10

Mounting Pad

Cast Steel & Stainless Steel

11

Body

Cast Steel & Stainless Steel

12

Flange

Cast Steel & Stainless Steel


Size 15mm to 200mm
Body Carbon Steel & Stainless Steel
Seat Reinforced Carbon PTFE
Pressure 150 pound
Temperature -20°C to 180°C
Actuation Spring Return Pneumatic

 

You can send money by T/T Or L/C
We have been committed to providing customers with fast, high quality logistics delivery services.
Shipping & Tracking
Normally, we will deliver the parts within 3-5 days after receive your orde. And fullfill the tracking No. with the carrier name after the order is shipped.
We ship the order by FedEx / DHL / EMS / UPS most of the time. It's take 3-7 days to arrive. In holidays or other inresistible conditions (such as erathquake, hurricane etc...) will few days delay.
Please make sure you shipping address and other shipping info is correct and precise.
You could get the tracking No. and carrier name in your order shipping confirm email and track your order in the official website of shipping carrier.
Return & Refund
We offer a 15-day guarantee on receipt of parts. Please check whether the product is in good condition after receiving.
Please contact us via E-mail before you return the products, and we will send you the return address after confirmation. Shipping charges for return will be borne by the buyer, unless faulty or damaged products are received.
After receiving your return and checking that there is no problem, we will refund your money. The refund will be returned to your payment account in a few days.
Whatsapp:+86 19545516660
Email:joak816@outlook.com
  • Q641 Series flange ball valve

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