Coventional wellhead and christmas tree
Sanjack oil wellhead equipment factory is one of the main branches of sangjack group. It is a professional manufacturer engaged in the development, design, production, remanufacture, maintenance, sales and service of wellhead and Christmas tree equipment. The factory has 185 employees, more than 200 large and medium-sized machining equipment, and an annual output of 3500 equipment.
1) SanJack designs various types of well heads according to Intl standards.
2) Conduct pressure analysis on pressure parts and pressure parts with 3D software to check the strength of wellhead and Christmas tree.
3) The wellhead and Christmas tree have been strictly tested, such as magnetic particle, ultrasonic, pressure test, etc.
Christmas tree is a kind of wellhead device used for oil production, such as flowing well and artificial lift well. It is the main equipment for controlling and regulating oil production in the top part of oil wells, mainly composed of casing head, tubing head and X-mas tree .
1). Casing Heads
C-2 casing heads feature a versatile straight-bore design that can accept a wide variety of slip and mandrel-type casing hangers.
Features
Features a 45° landing shoulder capable of supporting maximum loads
Prevents test plugs from wedging under pressure
Outlets
Line Pipe Outlets
Studded Side Outlets
Casing Hanger Compatibility
C-21 and C-22 slip-type casing hangers
Mandrel-style casing hangers
Manufacturing Standard
PSL-1, DD, L-U, PR-1
Availability
Additional sizes available upon request
Available in C-29 profile (Available upon request)
Lock screws
C-22-BP casing heads are supplied with lock screws for wear bushing retention
C-22-L and C-29-L casing heads are supplied with a full set of lock screws for mandrel casing hanger and packoff retention (Available upon request)
Bottom Connections
Slip-on weld
Slip-on weld with O-ring
Threaded
2). Casing Spools
C-2 casing spools feature a versatile straight bore design that can accept a wide variety of slip and mandrel type casing hangers.
Features
Features a 45° landing shoulder capable of supporting maximum casing loads.
Prevents test plugs from wedging under pressure.
Outlets
Line Pipe Outlets.
Studded Side Outlets.
Casing Hanger Compatibility
C-21 and C-22 slip-type casing hangers.
Mandrel style casing hangers.
Manufacturing Standard
PSL-1, DD, L-U, PR-1
Availability
Additional sizes available upon request.
Available in C-29 profile (Available upon request).
Lock screws
C-22-BP casing spools are supplied with (2) lock screws for wear bushing retention.
C-22-L and C-29-L casing spools are supplied with a full set of lock screws for mandrel casing hanger and packoff retention (Available upon request)
Bottom Preparations
PE/BG bottom, for use with PE secondary seal bushing (Standard).
HPE bottom, for use with HPE secondary seal bushing for high pressure applications (Available upon request).
3). Tubing Spools
The tubing head adopts multi-functional straight hole design, which can be used for single or multiple well completion. This design can accept all TC series tubing hangers, and can easily convert from single completion to multiple completion by adding and calibrating pins. The tubing head is made of low alloy steel or stainless steel.
Basic Parameters
Nominal size of top flange (in):
- 7-1/16 Top flange.
Nominal size of bottom flange (in):
7-1/16, 11, 13-5/8.
Bottom flange working pressure (PSI):
2M, 3M, 5M, 10M, 15M, 20M.
Nominal size of side exit (in):
2-1/16, 2-9/16.
Straight-Bore Design
Features a 45° landing shoulder capable of supporting maximum loads.
Outlets
Line Pipe Outlets
Studded Side Outlets
Manufacturing Standard
PSL-1, DD, L-U, PR-1 (3M-5M)
PSL-2, DD, L-U, PR-1 (10M)
Tubing Hanger Compatibility
WTCM tubing heads accept a wide variety of tubing hanger styles including mandrel and wrap-around.
Bottom Preparations
PE/BG bottom, for use with PE secondary seal bushing (Standard).
HPE bottom, for use with HPE secondary seal bushing for high pressure applications (Available upon request).
Availability
Additional sizes are available upon request.
Available with ET (Integral) style lock screws.
Flanged top Tubing Heads are available with slip-on weld or threaded bottoms.