Tel :+86-10-85189696
Fax :+86-10-85153552
Email:haihua_bj@haihuabj.com

 

Wellhead equipment

 Wellhead equipment consists of casing head, tubing head and X'mas tree. The maximum working pressure is from 2000 to 15000 pound/inch2. This equipment can be used in both Flowing type oil well and Electric submersible pump type oil well. There are two connection modes: collar mode and flange mode. Wellhead equipment is easy to install and dismantle. It is manufactured according to API 6A.

Technical characteristics

Working pressure

Pit shaft inch

Tubing size inch

Casing size inch

Tubing head connection size
inch/pound/inch
2

Upper flange

Lower flange

MPa

PSI

21

3000

21/16

23/8

7

9/3,000

11/3,000

21/4

27/8

31/8

31/8

95/8

11/3,000

135/8 /3,000

41/16

4

35

5000

21/16

23/8

7

9/5,000

11/5,000

29/16

27/8

31/8

31/8

95/8

11/5,000

135/8 /10,000

41/16

4

70

10000

21/16

23/8

7

9/10,000

11/10,000

29/16

27/8

31/16

31/8

95/8

11/10,000

135/8 /10,000

41/16

4

105

10500

21/16

23/8

7

9/15,000

11/15,000

29/16

27/8

31/16

31/8

95/8

11/15,000

135/8 /15,000

41/16

4

 

 

 

   

 

Casing head

Casing hanger for casing head and casing spool has straight type seat bore and 45°cone of hanging shoulder, with fine loading ability.

l   if required, it can be designed in integral or split structure.

l   The connecting type of casing head and surface casing is weld, thread and slip type.

l   The connecting type of side outlet includes thread, bolted flange and flange

l   Matched casing hanger structural type: slip, thread(mandrel);

l   In the bottom of casing head and casing spool sets casing secondary seal mechanism and sealing test port.

 Technical characteristics

Flange size, inch

Working pressure,

PSI

Casing size, inch

А

В

С

End connection

mm

inch

mm

inch

mm

inch

9"

2,000

8 5/8

450

17,72

203

7,99

230

9,06

Threading, collar or welding

9"

3,000

8 5/8

450

17,72

203

7,99

230

9,06

Threading, collar or welding

11"

2,000

9 5/8

475

18,7

230

9,06

280

11,02

Threading, collar or welding

11"

3,000

9 5/8

475

18,7

230

9,06

280

11,02

Threading, collar or welding

11"

5,000

9 5/8

490

19,29

230

9,06

280

11,02

Threading, collar or welding

11"

10,000

9 5/8

525

20,67

255

8,86

280

11,02

Threading

11"

2,000

10 3/4

475

18,7

254

10

280

11,02

Threading, collar or welding

11"

3,000

10 3/4

475

18,7

254

10

280

11,02

Threading, collar or welding

11"

5,000

10 3/4

490

19,29

254

10

280

11,02

Threading, collar or welding

13 5/8"

2,000

13 3/8

480

18,9

315

12,4

346

13,62

Threading, collar or welding

13 5/8"

3,000

13 3/8

480

18,9

315

12,4

346

13,62

Threading, collar or welding

13 5/8"

5,000

13 3/8

490

19,29

315

12,4

346

13,62

Threading, collar or welding

21 1/4"

2,000

20

500

19,69

485

19,09

525

20,67

Threading, collar or welding

20 3/4"

3,000

20

515

20,28

485

19,09

525

20,67

Threading, collar or welding

 

Christmas tree

  The product is manufactured according to API Spec 6A strictly.

 

 Technical characteristics

 

Working pressure, pound/inch2

2,000-15,000

nominal diametermminch

65 (29/16)

Rated Working temperature0С

-29 -+380

Medium

Crude oil, steam and water

 

 

 

 

Address: Oriental Plaza 1 East Chang An Avenue,Dongcheng District, Beijing  Postal Code: 100738
Tel :+86-10-85189696 Fax :+86-10-85153552

Copyright: Haihua Industry Group, 2000-2010 
京 ICP 备 13007838 号Technical support interactive Divine