Flowhead Assembly

Flowhead Assembly

Flowhead Assembly

  • Designed and manufactured as per API Spec 6A
  • The solid block flowhead incorporates a solid block valve, an upper swabbing valve, a kill ling valve and a hydraulically actuated flow line valve. Located below the main valve block is a high axial thrust tubing swivel that allows tool string rotation during operation while under pressure. All valves in the system are gate valve that provide metal-to-metal sealing. The operating temperature of solid block flowhead is up to 400℉. Additional actuators for the valves and manual pump or hydraulic control unit are available. Wireline cutting mechanism in swab valve and valve trim are optional.
  • Modular flowhead is a lightweight surface control head designed for testing, perforating and wireline operations. The upper and lower units are coupled with a load bearing quick union for easy assembly and disassembly. Components includes a handling sub, upper swab gate valve, remote safety valve, flow line and kill line outlets. Optional equipment includes hand pump or hydraulic control unit, wireline cutting mechanism in swab valve, wireline adapter and transportation basket.



Operating Pressure

Max. Tensile Rating


1 13/16” – 7 3/8


435000-1500000IBS at 0psi

Control Head

2 1/16” – 3 1/8



(Products of various specifications are available. For any other detailed information, please contact us.)


Flowhead Assembly - CGI.jpg

Flowhead Assembly - CGI

Flowhead Assembly in  Workshop.JPG

Flowhead Assembly in Workshop

For further and more detailed product information, you are welcome to contact us at any time in any of the following ways.



Aiphen ZHANG
Sales Manager
Chongqing Hi-Sea Marine Equipment Import & Export Co., Ltd.
Address: Unit 20-5, Building of Chongqing General Chamber of Commerce, No.2, Hongjin Street, Yubei District, Chongqing 401147, China
E-mail: oildept@hiseamarine.com


Our mail: manager@hiseamarine.com

Society certificates

Hi-Sea Group-Obtained-certification