Tigerrig certificate high quality single-stage casing head
Production Description:
Single-stage casing head: It is installed on the upper end of the casing string and suspends all layers of casing except the surface casing. According to the number of suspension casing layers, it is divided into: single-stage casing head, double-stage casing head, three-stage casing head and four-stage casing head. According to the sealing method, it is divided into: metal seal and rubber seal. According to the way of hanging casing, it can be divided into slip, thread, welding, slip and thread combination.
Casing head products have formed a series, and the products have been adapted to oil wells and gas wells.And other drilling conditions. The main performance indicators comply with API Spec6A specifications
Regulations, monogram use permit (6A-0507).
Specifications
Casing head four-way assembly
Connecting format
Side outlet API flange connection
Vertical main size (in)/mm
Rated working pressure (MPa)/psi
Top API flange connection
Upper suspension
Bottom suspension
95/8’’ Casing head assembly
6B11-21
6B135/8-21
7(51/2) Threaded or W type slip casing hanger
95/8WD type slip casing hanger
6B29/16-21
6B21/16-21
91/16
230
21
3000
95/8CSG
95/8BCSG
Weld
6B11-35
6B*135/8-35
6B29/16-35
6B21/16-35
35
5000
6B*11-70
6B*29/16-105(70)
6B*21/16-105(70)
70
10000
6B*11-105
105
15000
133/8’’ Casing head assembly
95/8 Threaded or W type slip casing hanger
133/8WD type slip casing hanger
6B29/16-35(21)
6B21/16-35(21)
12.5
318
133/8CSG
6B135/8-35
133/8BCSG
6B135/8-70
6B*29/16- 70
6B*21/16- 70