Double Block And Bleed Valve

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Double Block & Bleed Valve

Single Block And Bleed Ball Valve Manufacturer in india in 1/2" TO 4" or custom size

 

Single Block And Bleed Valve are widely used in a live process plant for maintenance purposes to achieve positive isolation without shutting off the plant. Double Block And Bleed Ball Valve reduce the risk of harm to people as well as the environment. Many oil and gas companies have adopted Double Block And Bleed Plug Valve for working in field equipment. This is because Dbb Plug Valve provides a verifiable seal and is said to be a safe replacement for conventional 2 way valves. Double Isolation And Bleed valves are used to prevent contamination and removal of equipment for servicing. Swagelok Block And Bleed Valve are used were bleeding the valve cavity is important, and isolation is required for transmission and storage. 

While selecting a Double Block And Bleed Gate Valve it is important to consider the pressure, temperature, and fluid properties. However the end use of the valve and configuration of Swagelok Double Block And Bleed will decide which is the best option suitable for a particular application. In order to prevent static electricity that may block the fluid Double Block Bleed Valve are fitted with a static conduction spring between the ball and the stem. Block And Bleed Ball Valve is fitted with a double gasket first with soft material and second in graphite. 

This double gasket in Block And Bleed Valve Parker/ Swagelok assures the best seal characteristic in corrosive services and gives it a fire safe design. The seat design and stem seal arrangement ensure lower torque output in Block And Bleed Valve For the Pressure Gauge. Double as well as Single Block Bleed Valve are designed in a way that a long period of inactivity does not affect the efficiency of the valves.

 

 

Suppliers of Dbb Plug Valve with with 1500/ 3000/ 6000/ 10000 Psi Pressure rating at best price

 

Double Block & Bleed Valve

 

BRAND NAME TU-LOK
SIZE 1/2" TO 4" 
THREAD NPT, BSPP, BSPT
CONNECTION THREADED, FLANGE END
FLANGE CLASS 150#, 300#, 600#, 900#, 1500#, 2500#
PRESSURE RATING 1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI
MATERIAL SS 316, SS 304, SS 316 TI, COPPER, BRASS, DUPLEX, CS, INCONEL, SUPER DUPLEX, HASTELLOY, MONEL, ALLOY 20, SMO 254, 904L, TITANIUM & ALL OTHER ALLOYS

 

Description Price
Stainless Steel Double Block and Bleed Valves Class 150 to Class 2500 Flange US $ 184.6-1946 / Piece
Double Bleed Double Block (DBB) Flanged Ball Valves US $ 49-50 / Piece
Stainless Steel Instrument Multi Port Double Block and Bleed Valves Min. Order: 5 Pieces
Dbb (Double Block & Bleed) Floating Ball Valves (DBBQ41F) US $ 1 / Piece
F304L 12' Bi-Directional Double Block and Bleed Steam Ball Valves  US $ 2800-5000 / Set
Stainless Steel F316 Double Block and Bleed Ball Valves US $ 8-28 / Piece
Double Block and Bleed Flanged Ending Ball Valves (Q41F)
US $ 60 / Piece

 

 

Specialized in Double Isolation And Bleed Valve in NPT, BSPP, BSPT Thread

 

 

MALE X FEMALE BLOCK & BLEED MANIFOLD VALVE

MALE X FEMALE BLOCK & BLEED MANIFOLD VALVE

MALE X MALE BLOCK AND BLEED VALVE

MALE X MALE BLOCK AND BLEED VALVE

SINGLE BLOCK AND BLEED VALVE

SINGLE BLOCK AND BLEED VALVE

DBB FLANGE X 1-2'' NPT F

DBB FLANGE X 1-2'' NPT F

DBB FLANGE X FLANGE

DBB FLANGE X FLANGE

DBB VALVE AS PER B16.5

DBB VALVE AS PER B16.5

DBB VALVE FOR GAS

DBB VALVE FOR GAS


INSTRUMENTATION DOUBLE BLOCK AND BLEED VALVE

INSTRUMENTATION DOUBLE BLOCK AND BLEED VALVE

 

Find your choice of sizes from our Double Block And Bleed Gate Valve stock, available in Threaded, Flange End connection

 

 

SS 304 SINGLE BLOCK AND BLEED VALVE

SS 304 SINGLE BLOCK AND BLEED VALVE

SS 316 SINGLE BLOCK AND BLEED VALVE

SS 316 SINGLE BLOCK AND BLEED VALVE

DUPLEX SINGLE BLOCK & BLEED VALVE

DUPLEX SINGLE BLOCK & BLEED VALVE

SUPER DUPLEX BLOCK & BLEED VALVE

SUPER DUPLEX BLOCK & BLEED VALVE

INCONEL 625 SINGLE BLOCK & BLEED VALVE

INCONEL 625 SINGLE BLOCK & BLEED VALVE

MONEL 400 SINGLE BLOCK & BLEED VALVE

MONEL 400 SINGLE BLOCK & BLEED VALVE

HASTELLOY C276 SINGLE BLOCK AND BLEED VALVE

HASTELLOY C276 SINGLE BLOCK AND BLEED VALVE


ALLOY 20 SINGLE BLOCK & BLEED VALVE

ALLOY 20 SINGLE BLOCK & BLEED VALVE


6MO BLOCK & BLEED VALVE

6MO BLOCK & BLEED VALVE

904L SINGLE BLOCK AND BLEED VALVE

904L SINGLE BLOCK AND BLEED VALVE


A105 DOUBLE BLOCK AND BLEED VALVE

A105 DOUBLE BLOCK AND BLEED VALVE


STAINLESS STEEL DOUBLE BLOCK AND BLEED VALVE

STAINLESS STEEL DOUBLE BLOCK AND BLEED VALVE

 

 

Single block and bleed valve Dimensions

Designator

Block

Vent

B

Ball

Ball

Y

OS&Y

OS&Y

N

Globe Needle

Globe Needle

A

Ball

OS&Y

C

Ball

Globe Needle

D

OS&Y

Globe Needle

 

  • 6000 PSI
  • 10000 PSI
  • 15000 PSI

 

Within the chemical plant, we ought to separate certain hardware habitually for cleaning, support, and repair. We got to flawlessly isolate the equipment since liquids are exceptionally combustible or poisonous so spillage of liquid can cause a gigantic issue. For separating a certain instrument is accessible which is called Block and Bleed valve. Block and bleed is nothing but a combination of one or two piece valves and one bleed valve.

 

Double block and bleed valve Dimensions

Designator

Block

Block

Vent

B

Ball

Ball

Ball

Y

OS&Y

OS&Y

OS&Y

A

Ball

Ball

OS&Y

C

Ball

Ball

Globe Needle

D

OS&Y

Globe Needle

Globe Needle

E

OS&Y

OS&Y

Globe Needle

 

  • Prevent product contamination
  • Remove equipment from service for cleaning or repair
  • Meter calibration
  • Liquid service near waterways or municipalities
  • Transmission and storage
  • Chemical injection and sampling
  • Isolate instrumentation such as pressure indicators and lever gauges
  • Primary process steam
  • DBBs are primarily used in the oil and gas, petrochemical, storage, and transmission industries.

 

Size(inch)

Bore(mm)

Class

Dimension(mm)

Weight(kg)

A(RF)

A(RTJ)

B

C

 

 

1/2”

 

 

14

150

235

248

88.9

60.5

8.5

300

241

254

95.2

66.5

9.5

600

254

254

95.2

66.5

10.0

900/1500

287

287

120.6

82.5

13.0

2500

303

303

133.4

88.5

16.0

 

 

3/4”

 

 

19

150

264

277

98.6

69.9

9.5

300

277

290

117.3

82.5

10.5

600

290

290

117.3

82.5

11.0

900/1500

320

320

130

88.9

16.0

2500

333

333

139.7

95.3

19.0

 

 

1”

 

 

25

150

272

285

108

79.2

15.0

300

279

292

124

88.9

16.7

600

292

292

124

88.9

17.5

900/1500

364

364

149.3

101.6

21.2

2500

377

377

158.8

108

24.2

 

 

1 1/2”

 

 

38

150

361

374

127

98.6

24.7

300

367

384

155.4

114.3

27.1

600

384

384

155.4

114.3

27.9

900/1500

402

402

177.8

123.9

35.1

2500

463

466

203.2

146.1

45.5

 

 

2”

 

 

50

150

390

403

152.4

120.7

48.2

300

398

411

165.1

127

50.3

600

416

419

165.1

127

51.1

900/1500

481

484

215.9

165.1

66.8

42

2500

652

655

235

171.5

150.0

 

Get complete information about Block And Bleed Valve Parker/ Swagelok/ Slimline online here

 

Diagram of Double Block Bleed Valve

 

  • DBB valves are resistant to vibrations, changes in pressure and incorporate anti-static and anti-blowout features.
  • DBB valves are tightly sealed to prevent any leakages.
  • Increases safety and quick turnaround of maintenance and repair procedures.
  • There is no need to use brackets to support DBB valves as they are designed as a single unit and can be bolted or screwed to the process pipes.

 

Double Block And Bleed Ball Valve Ordering Information

 

Flange Size

Flange Class

Bore Size

Finish Standard

Designator

Size

Designator

Rating

Designator

Size

Designator

Finish

8

1/2” (DN15)

A

150

Nill

Full

1

Raised Faced Smooth

12

3/4” (DN20)

B

300

1

Reduce

2

Raised Faced Smooth

16

1” (DN25)

C

600

2

9.5mm

3

Raised Faced Stock

24

1 1/2” (DN40)

D

900

3

14mm

4

Ring Type Joint

32

2” (DN50)

E

1500

4

19mm

 

 

F

2500

 

 

 

Ball Valve Seat Material

DS&Y Packing

Needle Valve Packing

Designator

Seat

Designator

Packing

Designator

Packing

Nil

Reinforced PTFE

Nil

Graphite

Nil

Graphite

PK

PEEK

PE

PTFE

RP

Reinforced PTFE

 

Size(inch)

Class

Dimension(mm)

Weight(kg)

A(RF)

A(RTJ)

A(Flange/NPT)

B

C

Flange

Flange/NPT

 

 

1/2”

150

188

-

168

88.9

60.5

4.3

3.6

300

188

193

168

95.2

66.5

5

3.9

600

188

196

168

95.2

66.5

5.2

4

900/1500

206

213

176

120.6

82.5

7.9

5

2500

206

213

176

133.4

88.5

10.8

6

 

 

3/4”

150

188

-

168

98.6

69.9

4.9

3.9

300

188

196

168

117.3

82.5

6.3

4

600

188

196

168

117.3

82.5

6.5

4.2

900/1500

206

213

176

130

88.9

9.5

5.6

2500

206

213

176

139.7

95.3

11

7.1

 

 

1”

150

188

193

173

108

79.2

5

3.9

300

190

195

173

124

88.9

6.3

4.3

600

190

198

173

124

88.9

6.5

4.5

900/1500

240

240

195

149.3

101.6

11.5

6.8

2500

255

255

203

158.8

108

14.3

8.1

 

 

1 1/2”

150

198

203

178

127

98.6

7

4.6

300

218

218

185

155.4

114.3

10.1

6

600

235

235

204

155.4

114.3

11

6.5

900/1500

280

280

215

177.8

123.9

16.5

9.4

2500

316

316

220

203.2

146.1

25.8

14

 

 

2”

150

203

213

183

152.4

120.7

9.4

5.5

300

223

228

190

165.1

127

12.8

6.8

600

243

253

202

165.1

127

13.4

8.1

900/1500

288

288

215

215.9

165.1

25.4

14

2500

313

313

220

235

171.5

36.6

22

 

Size(inch)

Bore(mm)

Class

Dimension(mm)

Weight(kg)

A(RF)

A(RTJ)

B

C

 

3/4”

 

14

150

249

262

98.6

69.9

10.0

300

262

275

117.3

82.5

11.5

600

275

275

117.3

82.5

13.0

900/1500

305

305

130

88.9

16.0

2500

318

321

139.7

95.3

19.0

 

1”

 

19

150

267

280

108

79.2

11.5

300

281

294

124

88.9

13.0

600

294

294

124

88.9

14.5

900/1500

336

336

149.3

101.6

19.0

2500

350

353

158.8

108

22.0

 

1 1/2”

 

25

150

279

292

127

98.6

16.4

300

285

298

155.4

114.3

20.2

600

301

301

155.4

114.3

21.0

900/1500

370

370

177.8

123.9

26.2

2500

396

399

203.2

146.1

36.6

 

2”

 

38

150

364

377

152.4

120.7

25.7

300

372

383

165.1

127

29.8

600

390

393

165.1

127

31.2

900/1500

415

418

215.9

165.1

43.8

2500

475

478

235

171.5

57.5

 

3”

 

50

150

400

413

190.5

152.4

52.7

300

410

423

209.5

168.1

56.7

600

428

431

209.5

168.1

58.7

900

441

444

241.3

190.5

68.9

1500

500

503

266.7

203.2

84.7

42

2500

694

700

304.8

228.6

210.0

 

Netherlands, Malaysia, Philippines Double Block And Bleed Valves
Chile, China, South Africa, United Kingdom -UK Single Block And Bleed Valves
Egypt, Sweden, Oman, Europe Double Block Valvess
Australia, Malaysia, Germany, Spain Double Block And Bleed Ball Valves

United Arab Emirates (UAE), Philippines, Bahrain, UK Double Block And Bleed Plug Valves
Italy, Japan, Saudi Arabia (KSA), Canada Double Isolation And Bleed Valves
Malaysia, Singapore, USA, Europe Double Block And Bleed Gate Valves
Malaysia, Taiwan, Thailand, Mexico Double Plug Valves
Turkey, Colombia, South Africa, Malaysia Swagelok Double Block And Bleed
Singapore, Romania, Kuwait, Poland Double Block And Bleed Valves For Pressure Gauge
UK, South Korea, Bangladesh, Malaysia Double Block And Bleed Valves Parker/ Swagelok
Iran, Malaysia, Singapore, Canada Double Block And Bleed Valves For Pressure Transmitter