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Wellhead--Casing head

The casing head is a kind of part of connecting casings and wellheads.It is used as supporting the weight of technical casing and oil string casing , sealing the annular space between the casing.
Quantity:
  • FOTMA

Wellhead
Brief introduction:
  Wellheads supplied by Hubei FOTMA Machinery Co.,Ltd. contain many different kinds of configurations. meeting requirements of all kinds of bore frames and casing programs, providing service in different working conditions. Christmas trees and auxiliary equipment are available at your option.Wellheads also can be design and manufactured according to customers’ requirements.

  The wellheads and Christmases have won great acclaim from the customers, therein to,patented product“FZ35- -70A”casing head series was awarded a golden medal at“ The Ninth China Patent New Technical&New Product Fair”The products have been lot-exported to many countries and regions, for example, USA,UZBEK, SYRIA, INDIA etc.

Wellhead
    
Item Component Qty Material Remark
1 Pressure Gauge 4   Standard
2 Needle Valve 4    
3 Bull Plug 1 4130  
4 Casing Head 1 4130  
5 Gate Valve 1    
6 Casing Spool 1    
7 Gate Valve 11  

Casing head
  The casing head is a kind of part of connecting casings and wellheads.It is used as supporting the weight of technical casing and oil string casing , sealing the annular space between the casing.
 
The options of the casing head as follows:
  The bottom connection of the casing head shall be either API perfect circle thread casing box or API standard trapeziform casing threaded box, socket welded connection and slip type connection as well .

  It can be provided with weld- -group supporting baseplate.

  Side outlets are provided with pipeline threaded connection and bolted connectionbolted side outlet is machined with female thread of R1/2 valve-changer.
 
1. Casing head body structure:
 
Schematic diagram of casing head body structure
Item Component Qty Material Remark
1 Lock Screw 12 4130
2 Packing Nut 12 5140
3 Packing Washer 24 410
4 Packing 60 PTFE
5 Slip Type Hanger 1

6 Casing Head Body 1 4130
 
Casing head body

2. The four-way casing head structure:
 
Schematic diagram of the four-way casing head structure
 
Item Component Qty Material Remark
1 Slip Type Hanger 1

2 Lock Screw Assy 12

3 BT Seal Ring 1 NBR
4 Casing Spool 1 4130
5 Grease Fitting 4


Casing head cross
3. Laval hanger structure:
 
Schematic diagram of Laval hanger structure

 
Item Component Qty Material Remark
1 Socket Head Screw 16

2 Upper Lock Ring 1 4140
3 Seal Ring 1 NBR
4 Lower Lock Ring 1 4140
5 Position Circle 1 4140
6 Slip Body 1 4130
Slip type hanger

 
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