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Subsea Wellhead Systems

Conventional and high-temperature high-pressure subsea wellhead systems and running tools. API 17D PSL 4S certified, designed for water depths up to 3000 meters.

Latest Achievement

PSL 4S Ultra-Deepwater (3000m) High-Temperature High-Pressure System Successfully Applied in South China Sea - April 2025

Subsea Wellhead Gallery

Subsea wellhead systems and running tools

FE-10 Series
FE-10 Series Wellhead
FE-15 Series
FE-15 Series Wellhead
Running Tools
Running Tools
Wellhead Components
Wellhead Components

Product Series

Comprehensive range for different water depths

FE-10 Series

Standard HP/HT Subsea Wellhead System

1200M WD
Standard
API Spec 17D
Rated Pressure
10,000 / 15,000 psi
Working Temp
-29°C to 178°C
Casing Load
1.0 - 3.0 MM lbs
Bending Strength
4.0 MM ft-lbs
Material
AISI 8630 MOD

FE-15 Series (1800M)

Enhanced Deepwater Wellhead System

1800M WD
Standard
API Spec 17D
Rated Pressure
15,000 psi
Working Temp
-29°C to 178°C
Locking Strength
4.41 MM ft-lbs (2000 Tf)
Bending Strength
4.0 MM ft-lbs
Casing Load
3.0 MM lbs (1360.5 Tf)

FE-15 Series (3000M) - PSL 4S

Ultra-Deepwater High-Temperature High-Pressure System

PSL 4S | 3000M
Specification Level
API 17D PSL 4S
Rated Pressure
15,000 psi
Working Temp
-29°C to 178°C
Bending Strength
5.25 MM ft-lbs
Locking Strength
4.63 MM ft-lbs (2100 Tf)
Material Grade
AISI 8630 MOD DD-15

Key Components

  • 36" Conductor LP WH Housing (Connect to Guide Base)
  • 18-3/4" HP WH Housing (Connect to BOP & Christmas Tree)
  • Casing Hangers (13-3/8", 9-5/8", 7")
  • 16" Auxiliary Suspension (6000 psi, 600 klbs capacity)
  • Metal-to-Metal Seal Assembly

Certifications & Testing

Dual certified by leading classification societies

API 17D

PSL 4S Certified

Bureau Veritas

Certified

China Class Society

CCS Certified

863 Program

National Project

Running Tools & Services

Complete installation and operational support

Housing Running Tools

Mechanical and hydraulic running tools for conductor and HP housing installation.

Casing Hanger Tools

Universal casing hanger running and retrieving tools for all casing sizes.

Seal Assembly Tools

Hydraulic-driven seal assembly running and retrieving tools.

Test & Mill Tools

BOP isolation test tools, mill & flush tools, and wear bushing tools.