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China API6A wellhead casing and tubing head/Spool manufacturer


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API6A wellhead casing and tubing head/Spool 

Price: 1000.0 USD 
Payment Terms: T/T,L/C 
Place of Origin: Shaanxi, China (Mainland) 
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Product Detail

Model No.: TOP-Casing head-01
Production Capacity: 100sets
Delivery Date: 25days
Machine type: Drilling equipment
Application: Well Drilling
Material: Alloy steel
Means of Transport: Ocean,Land
Packing: plywood
Brand Name: ZZ TOP
Standard: API6A,16C
Processing type: Forging
Condition: New

Casing head and casing spool use standard design,and apply to all kinds of slip and mandrel type casing hanger. As per API6A, 2000-15000PSI, AA-HH

Wellhead Equipment API 6A Casing Head & Tubing Head



API 6A Casing head for Christmas tree:
1)Work pressure:2000-20000psi
2)work temp:-46-121
3)material class:AA-HH


Casing head

Casing head and casing spool use standard design, and can apply to all kinds of JMP slip and mandrel type casing hanger.

Straight-bore Design

45°shoulder design with high load capacity.

Side Outlet Connection Form

Pipeline thread side outlet

Threaded flange side outlet, design with VR plug.

Secondary Seal

Design with multi-structure secondary seals at bottom.

Installation can be performed on spot per different structure types, injection or non-injection can achieve seal.

Interchangeability of Casing Hanger

Casing hanger design with standard profile

Interchangeability between slip casing hanger and mandrel type casing hanger

Connection Forms between Casing Head and Surface Casing

Threaded bottom type

Welded bottom type

Slip bottom type


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 casings. It provides a transition joint for the tubing head, Christmas tree and other wellheads. It can also supply cement, monitor and control well's sinking, inject balance liquids etc through the two side outlet on the casing head housing.The casing head produced by our company is a standard structure, in which the casing hanger produced by our company is fitted. The casing hanger can be elected on size according to the casing procedure and the change of well head condition. On the upper of the casing heads sets all API 6B or API 6BX flange. 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 trapezeform casing threaded box, socket welded connection and slip type connection as well. It can be provided with weld-group supporting base plate. Side outlets are provided with pipeline threaded connection and bolted connection, bolted side outlet is machined with female thread of R1/2 valve-changer.


skype Mr. Dongwa

Tel: 86-29-81779342
Fax: 86-29-81543379
Mobile: 136 5925 3658
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Company Info

XI'AN ZZ TOP OIL TOOLS CO.,LTD [China (Mainland)]

Business Type:Manufacturer, Distributor/Wholesaler, Service
City: Xi'an
Province/State: Shaanxi
Country/Region: China (Mainland)

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