Air Grip Union

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PRODUCT DESCRIPTION

Air Grip union is widely applied in drilling fluid pipelines, with features of low-pressure, large pipe size, big pipe misalignment, frequent installation and uninstall. Especially, in connecting mud tanks, mud suction and return lines in solid control system.

150 psi maximum line pressure, 4, 6, 8, 10, 12, 14and 16-inch sizes

Recommended service:

Mud suction and return lines and low-pressure fluid lines

Features:

• Shot of rig air inflates tube to seal around pipe

• Fast, easy make-up without close alignment

• Allows pipe expansion or misalignment without breaking the seal

• No nuts, bolts, or wrenches required

In the Air Grip unions(Air-O-unions) we have patents:

1. Medium available: mud, oil, water

2. Medium temperature: -45°C ~50°C

3. Reconversion time when deflated: 1-3 seconds.

4. Medium presssure: 0.4Mpa

5. Structure: steel shell and air bag

6. Material: shell for 20# casting steel, tyre for rubber.

Normal Pipe
  Size(mm)

4"
   (100)

6"
   (150)

8"
   (200)

10"
   (250)

12"
   (300)

14"
   (350)

16"
   (400)

Tube I.D.(mm)A

114

171

222

278

329

384

413

Body I.D.(mm)B

117

176

227

283

333

388

416

Butt-weld I.D.(mm)C

129

203

257

308

340

409

441

Butt-weld I.D.(mm)D

141

219

273

324

356

425

547

Body O.D.(mm)E

168

260

311

368

419

476

503

Height(mm)F

80

102

102

108

108

108

108

Wt.(kgs)-Air bag

0.3

0.65

0.8

1.0

1.2

1.5

1.7

Wt.(kgs)-Assembly

5.5

8.2

9.2

12

13.5

15

20

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